{"id":73829,"date":"2026-10-04T20:40:27","date_gmt":"2026-10-04T17:40:27","guid":{"rendered":"https:\/\/lwallet.com.ua\/?p=73829"},"modified":"2026-10-04T20:40:27","modified_gmt":"2026-10-04T17:40:27","slug":"trezor-safe-7-vs-ledger-flex","status":"publish","type":"post","link":"https:\/\/lwallet.com.ua\/en\/trezor-safe-7-vs-ledger-flex\/","title":{"rendered":"Trezor Safe 7 vs Ledger Flex: Which One to Choose in 2026"},"content":{"rendered":"\r\n\r\n\r\n<!-- Article title: Trezor Safe 7 vs Ledger Flex: Which One to Choose in 2026 -->\r\n\r\n\r\n\r\n<style>\r\n.lw-trezor-products{box-sizing:border-box;max-width:300px!important;width:100%!important;margin:24px auto!important}\r\n.lw-trezor-products ul.products{display:block!important;margin:0!important;padding:0!important}\r\n.lw-trezor-products ul.products li.product{box-sizing:border-box;float:none!important;clear:none!important;width:100%!important;margin:0!important;padding:16px!important;border:1px solid #e5e7eb;border-radius:10px;background:#fff;text-align:center}\r\n.lw-trezor-products ul.products li.product a img{display:block!important;width:auto!important;max-width:100%!important;height:210px!important;max-height:210px!important;object-fit:contain;margin:0 auto 12px!important}\r\n.lw-trezor-products .woocommerce-loop-product__title{font-size:18px!important;line-height:1.35!important;font-weight:400!important;margin:0 0 10px!important;padding:0!important}\r\n.lw-trezor-products .star-rating{display:none!important}\r\n.lw-trezor-products .price{display:block;margin-bottom:12px!important}\r\n.lw-trezor-products a.button{box-sizing:border-box;display:inline-block;max-width:100%;margin-top:0!important;white-space:normal}\r\n.wp-block-columns.lw-wallet-product-row{clear:both;margin-top:1.25rem!important;margin-bottom:1.75rem!important}\r\n.lw-wallet-product-row .lw-trezor-products{margin:0 auto!important}\r\n.wp-block-group.lw-wallet-warning{box-sizing:border-box;clear:both;margin-top:1.25rem!important;margin-bottom:1.75rem!important}\r\n.lw-wallet-comparison-table{overflow-x:auto;-webkit-overflow-scrolling:touch}\r\n.lw-wallet-comparison-table table{min-width:620px;border-collapse:collapse}\r\n.lw-wallet-comparison-table th,.lw-wallet-comparison-table td{vertical-align:top}\r\n<\/style>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">When comparing Trezor Safe 7 vs Ledger Flex, the differences go deeper than screen size or weight: both hardware wallets have a touchscreen, Bluetooth, and a battery, but they protect private keys and handle recovery in different ways. Before choosing a model, it&#8217;s worth understanding <strong>how its security works and how easy it will be to regain access to your funds<\/strong> if the wallet is lost or breaks. We&#8217;ll also look at the risk of physical coercion, convenience for everyday transactions, and how each device holds up in long-term storage.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">The Short Answer<\/h2>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list nm-block-list\">\r\n<li><a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\">Ledger Flex<\/a> is worth considering if you sign transactions often, want <strong>a screen that stays readable in direct sunlight<\/strong>, and would like to use a second PIN for a hidden wallet. You&#8217;ll also need to be comfortable with the closed-source operating system that runs on its Secure Element.<\/li>\r\n\r\n\r\n\r\n<li><a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\">Trezor Safe 7<\/a> is the better fit if <strong>open-source firmware<\/strong> is a must for you, you want a backup split into several shares using Shamir&#8217;s scheme, or you need Bluetooth to work with your computer. Its case has a stated dust and splash resistance rating, and its LiFePO\u2084 battery is designed for long-term storage.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<div class=\"wp-block-columns lw-wallet-product-row is-layout-flex wp-container-core-columns-is-layout-8c7193fa wp-block-columns-is-layout-flex\" style=\"margin-top:1.25rem;margin-bottom:1.75rem\">\r\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"woocommerce columns-1 lw-trezor-products\"><ul class=\"nm-products products xsmall-block-grid-2 small-block-grid-1 medium-block-grid-1 large-block-grid-1 grid-default layout-default attributes-position-thumbnail has-action-links action-link-position-details\">\r\n<li class=\"product type-product post-56774 status-publish first instock product_cat-wallets has-post-thumbnail shipping-taxable purchasable product-type-simple\" data-product-id=\"56774\">\r\n\t<div class=\"nm-shop-loop-product-wrap\">\r\n        \r\n        <div class=\"nm-shop-loop-thumbnail\">\r\n                        \r\n            <a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\" class=\"nm-shop-loop-thumbnail-link woocommerce-LoopProduct-link\">\r\n            <img decoding=\"async\" width=\"350\" height=\"434\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-350x434.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Trezor Safe 7 - Best new hardware wallet. Supports Tron \/ ERC20 \/ Ehtereum \/ BTC \" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-350x434.jpg 350w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-242x300.jpg 242w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-825x1024.jpg 825w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-768x953.jpg 768w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-1238x1536.jpg 1238w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01-680x844.jpg 680w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/11\/trezor-safe7-pic01.jpg 1280w\" sizes=\"(max-width: 350px) 100vw, 350px\" title=\"\">            <\/a>\r\n        <\/div>\r\n        \r\n        <div class=\"nm-shop-loop-details\">\r\n            <a href=\"#\" id=\"nm-wishlist-item-56774-button\" class=\"nm-wishlist-button nm-wishlist-item-56774-button\" data-product-id=\"56774\" title=\"Add to Wishlist\"><i class=\"nm-font nm-font-heart-o\"><\/i><\/a>\r\n            <div class=\"nm-shop-loop-title-price\">\r\n            <h3 class=\"woocommerce-loop-product__title\"><a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\" class=\"nm-shop-loop-title-link woocommerce-LoopProduct-link\">Trezor Safe 7<\/a><\/h3><div class=\"star-rating\" role=\"img\" aria-label=\"Rated 5.00 out of 5\"><span style=\"width:100%\">Rated <strong class=\"rating\">5.00<\/strong> out of 5<\/span><\/div>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>14,890.00&nbsp;<span class=\"woocommerce-Price-currencySymbol\" translate=\"no\">UAH<\/span><\/bdi><\/span><\/span>\r\n            <\/div>\r\n\r\n            <div class=\"nm-shop-loop-actions\">\r\n            <a href=\"\/en\/wp-json\/wp\/v2\/posts\/73829?add-to-cart=56774\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_56774\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"56774\" data-product_sku=\"15014\" aria-label=\"Add to cart: &ldquo;Trezor Safe 7&rdquo;\" data-success_message=\"&ldquo;Trezor Safe 7&rdquo; has been added to your cart\" role=\"button\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_56774\" class=\"screen-reader-text\">\r\n\t\t\t<\/span>\r\n<span class=\"gtm4wp_productdata\" style=\"display:none; visibility:hidden;\" data-gtm4wp_product_data=\"{&quot;internal_id&quot;:56774,&quot;item_id&quot;:&quot;15014&quot;,&quot;item_name&quot;:&quot;Trezor Safe 7&quot;,&quot;sku&quot;:&quot;15014&quot;,&quot;price&quot;:14890,&quot;stocklevel&quot;:18,&quot;stockstatus&quot;:&quot;instock&quot;,&quot;google_business_vertical&quot;:&quot;retail&quot;,&quot;item_category&quot;:&quot;Hardware wallets&quot;,&quot;id&quot;:&quot;15014&quot;,&quot;item_brand&quot;:&quot;Trezor&quot;,&quot;productlink&quot;:&quot;https:\\\/\\\/lwallet.com.ua\\\/en\\\/product\\\/trezor-safe-7\\\/&quot;,&quot;item_list_name&quot;:&quot;General Product List&quot;,&quot;index&quot;:1,&quot;product_type&quot;:&quot;simple&quot;,&quot;item_list_id&quot;:&quot;general-product-list&quot;}\"><\/span><a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\" class=\"nm-quickview-btn\">Show more<\/a>            <\/div>\r\n        <\/div>\r\n        \r\n            <\/div>\r\n<\/li>\r\n<\/ul>\r\n<\/div>\n<\/div>\r\n\r\n\r\n\r\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"woocommerce columns-1 lw-trezor-products\"><ul class=\"nm-products products xsmall-block-grid-2 small-block-grid-1 medium-block-grid-1 large-block-grid-1 grid-default layout-default attributes-position-thumbnail has-action-links action-link-position-details\">\r\n<li class=\"product type-product post-52515 status-publish first instock product_cat-wallets product_tag-ledger-en has-post-thumbnail shipping-taxable purchasable product-type-simple\" data-product-id=\"52515\">\r\n\t<div class=\"nm-shop-loop-product-wrap\">\r\n        \r\n        <div class=\"nm-shop-loop-thumbnail\">\r\n                        \r\n            <a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\" class=\"nm-shop-loop-thumbnail-link woocommerce-LoopProduct-link\">\r\n            <img decoding=\"async\" width=\"350\" height=\"434\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-350x434.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Ledger Flex\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-350x434.jpg 350w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-242x300.jpg 242w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-825x1024.jpg 825w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-768x953.jpg 768w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-1238x1536.jpg 1238w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01-680x844.jpg 680w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2025\/08\/ledger-flex-graphite-rc-pic01.jpg 1280w\" sizes=\"(max-width: 350px) 100vw, 350px\" title=\"\">            <\/a>\r\n        <\/div>\r\n        \r\n        <div class=\"nm-shop-loop-details\">\r\n            <a href=\"#\" id=\"nm-wishlist-item-52515-button\" class=\"nm-wishlist-button nm-wishlist-item-52515-button\" data-product-id=\"52515\" title=\"Add to Wishlist\"><i class=\"nm-font nm-font-heart-o\"><\/i><\/a>\r\n            <div class=\"nm-shop-loop-title-price\">\r\n            <h3 class=\"woocommerce-loop-product__title\"><a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\" class=\"nm-shop-loop-title-link woocommerce-LoopProduct-link\">Ledger Flex<\/a><\/h3><div class=\"star-rating\" role=\"img\" aria-label=\"Rated 5.00 out of 5\"><span style=\"width:100%\">Rated <strong class=\"rating\">5.00<\/strong> out of 5<\/span><\/div>\r\n\t<span class=\"price\"><span class=\"woocommerce-Price-amount amount\"><bdi>14,590.00&nbsp;<span class=\"woocommerce-Price-currencySymbol\" translate=\"no\">UAH<\/span><\/bdi><\/span><\/span>\r\n            <\/div>\r\n\r\n            <div class=\"nm-shop-loop-actions\">\r\n            <a href=\"\/en\/wp-json\/wp\/v2\/posts\/73829?add-to-cart=52515\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_52515\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"52515\" data-product_sku=\"15003\" aria-label=\"Add to cart: &ldquo;Ledger Flex&rdquo;\" data-success_message=\"&ldquo;Ledger Flex&rdquo; has been added to your cart\" role=\"button\">Add to cart<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_52515\" class=\"screen-reader-text\">\r\n\t\t\t<\/span>\r\n<span class=\"gtm4wp_productdata\" style=\"display:none; visibility:hidden;\" data-gtm4wp_product_data=\"{&quot;internal_id&quot;:52515,&quot;item_id&quot;:&quot;15003&quot;,&quot;item_name&quot;:&quot;Ledger Flex&quot;,&quot;sku&quot;:&quot;15003&quot;,&quot;price&quot;:14590,&quot;stocklevel&quot;:22,&quot;stockstatus&quot;:&quot;instock&quot;,&quot;google_business_vertical&quot;:&quot;retail&quot;,&quot;item_category&quot;:&quot;Hardware wallets&quot;,&quot;id&quot;:&quot;15003&quot;,&quot;item_brand&quot;:&quot;Ledger&quot;,&quot;productlink&quot;:&quot;https:\\\/\\\/lwallet.com.ua\\\/en\\\/product\\\/ledger-flex\\\/&quot;,&quot;item_list_name&quot;:&quot;General Product List&quot;,&quot;index&quot;:1,&quot;product_type&quot;:&quot;simple&quot;,&quot;item_list_id&quot;:&quot;general-product-list&quot;}\"><\/span><a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\" class=\"nm-quickview-btn\">Show more<\/a>            <\/div>\r\n        <\/div>\r\n        \r\n            <\/div>\r\n<\/li>\r\n<\/ul>\r\n<\/div>\n<\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Trezor Safe 7 vs Ledger Flex: Comparison Table<\/h2>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table lw-wallet-comparison-table\"><table><thead><tr><th scope=\"col\">Feature<\/th><th scope=\"col\">Trezor Safe 7<\/th><th scope=\"col\">Ledger Flex<\/th><\/tr><\/thead><tbody><tr><td>Release date<\/td><td>October 2025<\/td><td>July 2024<\/td><\/tr><tr><td>Screen<\/td><td>2.5&#8243;, color, 520\u00d7380, 700 nits, haptic feedback<\/td><td>2.84&#8243;, E Ink, 480\u00d7600, 16 shades of gray<\/td><\/tr><tr><td>Security chips<\/td><td>TROPIC01 + OPTIGA Trust M (CC EAL6+) + STM32U5 microcontroller<\/td><td>ST33K1M5 (CC EAL6+)<\/td><\/tr><tr><td>Code openness<\/td><td>wallet firmware is open source (GPLv3); TROPIC01 is available for independent audit<\/td><td>full Ledger OS code running on the Secure Element is not public<\/td><\/tr><tr><td>Default backup<\/td><td>20-word SLIP39 (12- or 24-word BIP39 can be selected instead)<\/td><td>24-word BIP39<\/td><\/tr><tr><td>Device wipe after wrong PIN<\/td><td>after 10 consecutive failed attempts<\/td><td>after 3 consecutive failed attempts<\/td><\/tr><tr><td>Connectivity<\/td><td>USB-C; Bluetooth for phone and computer<\/td><td>USB-C for computer; Bluetooth 5.2 for phone; NFC for Recovery Key and Security Key<\/td><\/tr><tr><td>Charging<\/td><td>USB-C, Qi2 wireless charging<\/td><td>USB-C only<\/td><\/tr><tr><td>Battery<\/td><td>LiFePO\u2084, 330 mAh<\/td><td>200 mAh<\/td><\/tr><tr><td>Durability<\/td><td>aluminum body, Gorilla Glass 3, IP54 (dust and splashes)<\/td><td>aluminum frame, plastic back, Gorilla Glass; no IP rating stated<\/td><\/tr><tr><td>Weight<\/td><td>45 g<\/td><td>57.5 g<\/td><\/tr><tr><td>Bitcoin-only firmware<\/td><td>can be selected during setup; a separate Bitcoin-only model is also available<\/td><td>no separate Bitcoin-only firmware<\/td><\/tr><tr><td>Companion app<\/td><td>Trezor Suite<\/td><td>Ledger Wallet (formerly Ledger Live)<\/td><\/tr><tr><td>Current price in Ukraine<\/td><td><a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\">See the Trezor Safe 7 product page<\/a><\/td><td><a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\">See the Ledger Flex product page<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Question 1. How Is the Security Designed?<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-1024x573.jpg\" alt=\"Trezor Safe 7 vs Ledger Flex: comparing security architectures, with two Secure Elements in Trezor and the ST33K1M5 chip in Ledger\" class=\"wp-image-73797\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic2.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Both devices use certified secure chips, but they store secrets and control the screen in different ways. What matters for your choice is <strong>which parts of the system can be independently verified<\/strong> and which manufacturer claims you&#8217;ll have to take on trust.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">Ledger Flex: Private Keys and Screen Controlled by the Secure Element<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Private keys are generated and stored inside the ST33K1M5 Secure Element. The chip is CC EAL6+ certified and <strong>directly drives the secure display<\/strong>: the data you confirm is shown by the same component that performs key operations. This limits the ability of less secure components to tamper with what&#8217;s displayed.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The full code of Ledger OS running on the Secure Element isn&#8217;t public, so outside researchers can&#8217;t verify the entire implementation from open source code. <a href=\"https:\/\/www.ledger.com\/academy\/what-is-ledger-recover\" rel=\"nofollow noopener\" target=\"_blank\">Ledger Recover<\/a>, announced in 2023, showed that the firmware is capable of exporting encrypted fragments of the secret for recovery purposes. The service is paid and opt-in, and <strong>creating such a backup requires separate setup and confirmation on the device<\/strong>. Simply connecting to Ledger Wallet does not trigger any transfer of secret fragments.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">Trezor Safe 7: Three Hardware Chips and Open-Source Firmware<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The STM32U5 microcontroller runs the open-source firmware and stores the wallet secret in encrypted form. Decrypting it requires secrets from both Secure Elements \u2014 OPTIGA Trust M and TROPIC01 \u2014 plus your PIN, so <strong>compromising a single chip isn&#8217;t enough to extract the private keys<\/strong>.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">On the Safe 7, the screen is controlled by the microcontroller running open-source firmware, so researchers can inspect the code that processes transactions and displays data. TROPIC01&#8217;s architecture is also open to independent audit, whereas the internal firmware of the second Secure Element, OPTIGA Trust M, is closed source.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">What We Know About the TROPIC01 Vulnerability<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">On June 3, 2026, Trezor <a href=\"https:\/\/trezor.io\/blog\/news\/Trezor-response-TROPIC01-chip-disclosure-no-impact-to-your-funds\" rel=\"nofollow noopener\" target=\"_blank\">published an explanation of a TROPIC01 vulnerability<\/a> discovered by the Ledger Donjon team during an independent audit of the chip, which Tropic Square had provided for review. Three details matter for Safe 7 owners:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list nm-block-list\">\r\n<li>The attack requires <strong>physical access and specialized lab equipment<\/strong>: the chip has to be removed from the device, its package prepared, and laser fault injection applied.<\/li>\r\n\r\n\r\n\r\n<li>An attacker can extract from TROPIC01 one of the three secrets involved in protecting the wallet. <strong>This chip doesn&#8217;t store the seed or private keys<\/strong>, and the other two hardware layers remain in place.<\/li>\r\n\r\n\r\n\r\n<li>The hardware vulnerability can&#8217;t be fully fixed with a remote firmware update. Tropic Square is working on changes for the next chip revision, but Trezor hasn&#8217;t said when it will make its way into the Safe 7.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">This lab scenario is worth keeping in mind if you hold a significant amount and expect a targeted attack after the device is stolen. For extra protection, you can use <strong>a strong passphrase \u2014 a separate password for your wallet<\/strong>, which you&#8217;ll also need for recovery. We&#8217;ll cover its benefits and risks in Question 3.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">This episode shows the value of independent audits: the chip was handed to a competitor, the issue was disclosed publicly, and device owners were able to assess its implications. Open source code alone isn&#8217;t enough to judge resistance to physical attacks, so it&#8217;s worth also reading research findings and manufacturers&#8217; explanations.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Question 2. How Will You Store Your Backup, and Will You Pass Access On to Family?<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-1024x573.jpg\" alt=\"A 2-of-3 SLIP39 backup on Trezor Safe 7 and a 24-word BIP39 phrase with Recovery Key on Ledger Flex\" class=\"wp-image-73800\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic3.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">A wallet backup is the set of recovery words, often called a seed phrase. You&#8217;ll need it if the device is lost or breaks, so it&#8217;s worth choosing a format during setup that will also work on another compatible wallet.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">20-Word Backup Compatibility<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">By default, the Safe 7 creates a <strong>20-word SLIP39 backup<\/strong>. The Flex creates a 24-word BIP39 phrase and can restore 12-, 18-, or 24-word BIP39 phrases, but it doesn&#8217;t support SLIP39. A 20-word Trezor backup can be used on another compatible device or in software that supports SLIP39, but there are fewer options than for BIP39. The standard is open and isn&#8217;t tied exclusively to Trezor.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">If <strong>broad backup compatibility<\/strong> is your priority, choose 12- or 24-word BIP39 when creating the wallet on the Safe 7. Trezor Suite doesn&#8217;t let you switch the same wallet between BIP39 and SLIP39: the usual approach is to create a wallet in the format you need and move your funds to it. When restoring on another device, also check support for the networks you need, derivation paths, and the passphrase if you used one.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">What SLIP39 Gives You<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">For a new SLIP39 wallet, the Safe 7 supports multi-share backups: you can split the backup into, for example, <strong>3 shares, any 2 of which are enough for recovery<\/strong>. If you keep one share at home, another in a bank safe deposit box, and the third with a relative, you can still recover the wallet from the other two if one is lost. A single share isn&#8217;t enough for an attacker to access your funds. Your addresses stay the same, so you don&#8217;t need to move your funds.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">After upgrading from single-share to multi-share, <strong>the old single-share backup remains valid<\/strong> and can restore the wallet on its own. First verify the new shares with the Check backup feature in Trezor Suite, and only then decide whether to keep the old copy. If you plan to pass access on to family, include clear instructions: where to find the shares, how many are needed, and whether a passphrase is used. We explain how to store and protect your backups in our <a href=\"https:\/\/lwallet.com.ua\/en\/how-to-store-a-seed-phrase\/\">guide to storing a seed phrase<\/a>.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">What Ledger Flex Offers<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Ledger&#8217;s 24-word BIP39 backup can be restored in any other wallet that supports this format and the networks you need. The Flex currently ships with a Ledger Recovery Key \u2014 an NFC card with its own Secure Element and PIN that stores a protected copy of your recovery phrase and <strong>complements your primary written record of the 24 words<\/strong>. The paid Ledger Recover service relies on identity verification and has encrypted fragments of the secret stored by third-party companies; the Flex has no built-in local SLIP39 scheme.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Question 3. Are You Factoring In the Risk of Physical Coercion?<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-1024x573.jpg\" alt=\"Passphrase and wipe code on Trezor Safe 7, and standard and hidden wallets with different PINs on Ledger Flex\" class=\"wp-image-73803\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic4.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">If you&#8217;re forced to unlock your wallet, both devices let you open a separate wallet with a small amount while keeping your main funds in a hidden wallet protected by a passphrase. The difference lies in how you access the hidden accounts and whether you can quickly wipe the device.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Ledger Flex lets you <strong>link a passphrase to a second PIN<\/strong>. Your regular PIN opens the standard wallet, where you can keep a small amount, while the second PIN opens the hidden wallet with your main funds. Showing the standard wallet only takes unlocking the device with your regular PIN, and you don&#8217;t have to type a long passphrase every time.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">On the Trezor Safe 7, you can enter the passphrase <strong>directly on the device&#8217;s touchscreen<\/strong> without using your computer keyboard. Each passphrase opens a separate hidden wallet. There&#8217;s also a wipe code \u2014 a separate code you set up in advance that wipes the device when entered, while still letting you restore from your backup.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Flex wipes itself after <strong>3 consecutive failed PIN attempts<\/strong>, the Safe 7 after <strong>10<\/strong>. A lower limit leaves fewer attempts for guessing the code, but accidental typos when entering your PIN can also trigger a reset. After a reset, you&#8217;ll need the correct backup and your passphrase, if you used one; without them or some other access to the keys, the wallet can&#8217;t be recovered.<\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-group lw-wallet-warning\" style=\"margin-top:1.25rem;margin-bottom:1.75rem\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>[vc_message color=&#8221;warning&#8221; message_box_style=&#8221;classic&#8221; message_box_color=&#8221;alert-warning&#8221; style=&#8221;rounded&#8221;]<\/p>\n<p>A strong passphrase adds protection if someone else gets hold of your seed phrase but doesn&#8217;t know this password. A short or predictable passphrase can be guessed, and a hidden wallet won&#8217;t protect you from coercion if the attacker knows it exists and demands that you open it. Entering a wipe code doesn&#8217;t remove the physical threat either. <strong>Recovering a hidden wallet requires the exact passphrase<\/strong>: a different letter case, an extra space, or any other changed character will open a different wallet. Store the passphrase separately from your backup and test recovery before transferring a significant amount.<\/p>\n<p>[\/vc_message]<\/p>\n<\/div><\/div>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Question 4. How Often and Where Do You Sign Transactions?<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-1024x573.jpg\" alt=\"Screens and connectivity: Trezor Safe 7 with Bluetooth for phone and computer, Ledger Flex with Bluetooth for phone and USB-C for computer\" class=\"wp-image-73806\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic5.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">If you sign transactions every day, screen size, confirmation speed, and how you connect to your phone or computer make a noticeable difference in convenience. If you only use the wallet once a quarter, these differences will most likely matter less than price and how you store your backup.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">Screen<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Flex has a larger screen with more pixels: 2.84 inches and 480\u00d7600 versus 2.5 inches and 520\u00d7380 on the Safe 7. <strong>E Ink is easy to read in sunlight<\/strong> and keeps displaying an image even when the device is off. The larger area can make it easier to review long addresses and approve parameters \u2014 the permission that allows a contract to spend your tokens \u2014 though the amount of scrolling also depends on the app&#8217;s interface. E Ink refreshes more slowly and displays only shades of gray.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Safe 7 has a color screen with <strong>700 nits<\/strong> of brightness and <strong>haptic feedback<\/strong>. Color helps distinguish interface elements and warnings, and the faster refresh rate makes navigation smoother than on E Ink.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Both manufacturers are developing clear signing \u2014 showing transaction contents in human-readable form. But the app first has to decode the contract data before the device can show you what you&#8217;re signing. <strong>Don&#8217;t approve an action whose contents you can&#8217;t verify on the wallet&#8217;s screen<\/strong>, especially if all you see is hexadecimal data. A fake decentralized application (dApp) can swap the expected operation for a transfer or a token spending approval, and screen size alone won&#8217;t prevent that.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">Bluetooth, Mobile, and NFC<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Safe 7 works over <strong>Bluetooth with both phones and computers<\/strong>, while the Flex uses Bluetooth with iOS and Android but requires USB-C for Ledger Wallet on a computer. The connection carries commands and data to be signed, and private keys stay inside the hardware wallet during normal use. On the Safe 7, Bluetooth and USB connections are secured by the open Trezor Host Protocol (THP), and pairing requires confirmation on the device. Bluetooth can be turned off on both models.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">With an iPhone, the Safe 7 signs transactions over Bluetooth, since connecting a Trezor via USB-C isn&#8217;t supported on iOS. The Flex uses Bluetooth as well. Its <strong>NFC is designed for Ledger Recovery Key and Ledger Security Key<\/strong>: the former helps you restore your wallet, while the latter lets you use the device to sign in to compatible accounts. NFC isn&#8217;t a separate way to connect the Flex to DeFi apps.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading nm-block-heading\">Networks and Apps<\/h3>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Trezor Suite natively supports <strong>the TRON network, TRX, and USDT on TRC-20<\/strong>; TRON support left experimental mode in June 2026. TRX staking is available in the desktop version of Suite, while on mobile you can view your staking and manage transfers. Suite includes WalletConnect for connecting to compatible dApps, but check support for the specific service and network separately. If USDT is your main asset, also compare networks and transfer costs in our <a href=\"https:\/\/lwallet.com.ua\/en\/hardware-wallet-usdt\/\">guide to hardware wallets for USDT<\/a>.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Ledger Live was renamed <strong>Ledger Wallet in October 2025<\/strong>. To work with different coins on the Flex, you install the corresponding apps; the manufacturer lists 1.5 MB of storage and gives a rough guide of about 10\u201317 apps, depending on their size. This is only an estimate, and My Ledger shows the exact storage usage. <strong>Removing an app doesn&#8217;t delete your keys or funds<\/strong>, so you can reinstall it whenever you need it.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Both models work with third-party wallets, including MetaMask and Rabby for EVM networks, as well as Bitcoin clients. For the Safe 7, any app that uses Trezor Connect must support the new connection method via Trezor Suite; the old Connect pop-up won&#8217;t work with it. For the Flex, also check whether the third-party wallet has moved to <a href=\"https:\/\/www.ledger.com\/blog-dmk-rollout\" rel=\"nofollow noopener\" target=\"_blank\">Device Management Kit (DMK), Ledger&#8217;s new connection method<\/a>: since mid-September 2026, older integrations may fail to sign certain transaction types. <strong>Check support for the Safe 7 or Flex specifically in the current version of the app you need<\/strong>, since compatibility with another model from the same manufacturer doesn&#8217;t confirm it on its own.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Question 5. How Long Will the Device Sit Unused?<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-1024x573.jpg\" alt=\"LiFePO\u2084 battery and IP54 protection in Trezor Safe 7, the Ledger Flex battery, and USB-C power for both devices\" class=\"wp-image-73809\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic6.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">If you only use your wallet a few times a year, it&#8217;s worth considering how its battery handles long-term storage and whether the device will run on cable power once the battery is drained. The Safe 7 is designed with this in mind: it has a LiFePO\u2084 battery, and its case has a stated dust and splash resistance rating.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">According to Trezor, the Safe 7&#8217;s LiFePO\u2084 battery withstands up to four times as many charge cycles as standard lithium batteries and is designed for long-term storage, including in a discharged state. The aluminum body is rated <strong>IP54 \u2014 protected against dust and splashes, with no stated protection against submersion<\/strong>. The Safe 7 operates at temperatures from 0 to 45 \u00b0C and supports Qi2-compatible wireless charging; the battery isn&#8217;t user-replaceable.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Flex has a <strong>200 mAh<\/strong> lithium battery, for which Ledger claims up to 10 hours of use. The device charges via USB-C, and the manufacturer doesn&#8217;t specify an IP rating. If the wallet has been sitting unused for a long time, check the charge before you need it.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Both devices can run on USB-C power with a drained battery; Trezor also explicitly states that the Safe 7 can be powered by cable if the battery fails. For storage over many years, <strong>a reliable backup matters more than keeping the device itself intact<\/strong>: with it, you can restore access on a compatible wallet even if the old one was damaged by moisture or stopped working.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">What \u201cQuantum-Ready\u201d Means<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-1024x573.jpg\" alt=\"Post-quantum verification of firmware and device authenticity, with no change to Bitcoin and Ethereum transaction signatures\" class=\"wp-image-73812\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic7.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">On the Safe 7, post-quantum cryptography protects the device&#8217;s internal checks. Trezor cites the <strong>SLH-DSA-128 algorithm for verifying the bootloader and firmware<\/strong>, and in May 2026 it added ML-DSA-44 to device authenticity checks. These mechanisms are meant to make the corresponding signatures harder to forge in the future, once quantum computers capable of breaking classical schemes arrive.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">These internal checks <strong>don&#8217;t change the transaction signing algorithms used in Bitcoin and Ethereum<\/strong>. Protecting the networks themselves from quantum attacks requires changes to their protocols. Buying a Safe 7 today doesn&#8217;t give your BTC or ETH any additional post-quantum resistance.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">For a device you plan to use for years, securing the boot process and updates does matter. Still, when choosing between the Safe 7 and the Flex, start by assessing your current needs: backup, support for the networks you use, connection method, and transaction verification.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Common Scenarios: Which to Choose<\/h2>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table lw-wallet-comparison-table\"><table><thead><tr><th scope=\"col\">Your situation<\/th><th scope=\"col\">What to choose<\/th><th scope=\"col\">Why<\/th><\/tr><\/thead><tbody><tr><td>Daily transactions and DeFi, often outdoors<\/td><td>Ledger Flex, if E Ink works for you<\/td><td>Larger screen that&#8217;s easy to read in sunlight; check support for the dApp you need<\/td><\/tr><tr><td>Mostly using USDT on TRON<\/td><td>Either<\/td><td>Both natively support TRON and TRC-20<\/td><\/tr><tr><td>Bitcoin only, open source is a must<\/td><td>Trezor Safe 7 with Bitcoin-only firmware<\/td><td>Open-source firmware, minimal extra code<\/td><\/tr><tr><td>Planning to pass access on to family<\/td><td>Trezor Safe 7<\/td><td>Multi-share lets you distribute the backup; your family will need recovery instructions<\/td><\/tr><tr><td>Need broad backup compatibility with other manufacturers<\/td><td>Either; choose BIP39 on the Safe 7<\/td><td>BIP39 is widely supported; networks, passphrase, and derivation paths must also match<\/td><\/tr><tr><td>Want to open a hidden wallet with a separate PIN<\/td><td>Ledger Flex<\/td><td>A passphrase can be linked to a second PIN<\/td><\/tr><tr><td>Device sits in a safe for years<\/td><td>Trezor Safe 7<\/td><td>LiFePO\u2084, IP54, and an aluminum body; a separately stored backup is still essential<\/td><\/tr><\/tbody><\/table><\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">If You&#8217;re Switching from One Device to the Other<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">When moving from Ledger to Trezor, you can restore your wallet on the Safe 7 from a compatible BIP39 backup. However, Ethereum and other networks may use different <strong>derivation paths \u2014 the rules for generating addresses from a single seed<\/strong>. As a result, some accounts may not show up in Trezor Suite automatically, even though the funds remain at the old addresses. Before making any transfers, verify the addresses of the accounts you need and check how your chosen app handles the previous wallet&#8217;s paths.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">When moving from Trezor to Ledger, <strong>a 20-word SLIP39 backup won&#8217;t work<\/strong>, since Ledger doesn&#8217;t support this format. If your Trezor wallet used BIP39, you can restore it on the Flex after checking the same compatibility conditions.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">To avoid carrying an old seed over between devices or hunting for accounts on different derivation paths, you can <strong>create a new wallet on the new device<\/strong>. First write down and verify its backup, check the receiving address on the device screen, and send a small test amount; once it arrives, transfer the rest. This kind of migration incurs network fees, so on networks with tokens, keep enough of the native coin to cover them.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Multisig with the Safe 7 and Flex<\/h2>\r\n\r\n\r\n<div class=\"wp-block-image is-style-default blog-img\">\r\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-1024x573.jpg\" alt=\"Bitcoin multisig: Trezor Safe 7, Ledger Flex, and a third independent key; any two signatures are enough for a transaction\" class=\"wp-image-73815\" title=\"\" srcset=\"https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-1024x573.jpg 1024w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-766x429.jpg 766w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-300x168.jpg 300w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-1536x860.jpg 1536w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-679x380.jpg 679w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8-349x195.jpg 349w, https:\/\/lwallet.com.ua\/wp-content\/uploads\/2026\/10\/blog-trezor-safe-7-vs-ledger-flex-04-10-2026-content-pic8.jpg 1631w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\r\n<\/div>\r\n\r\n\r\n<p class=\"wp-block-paragraph\">For a significant amount of Bitcoin, you might consider a <strong>2-of-3 multisig<\/strong>, where any two of three independent keys must sign to move funds. Using devices from different manufacturers helps reduce dependence on a single hardware or software implementation. If you plan to use the Safe 7 and Flex as two of the three signers, check in advance that your Bitcoin client supports both models; Sparrow is one client you can use to set up this kind of scheme. Each of the three signers needs its own seed and backup; in addition, save the multisig wallet configuration, which contains information about all of its keys and signing rules. Loading the same seed onto two devices doesn&#8217;t create two independent keys.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Where to Buy and How Much It Costs<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">See current prices for the <a href=\"https:\/\/lwallet.com.ua\/en\/product\/trezor-safe-7\/\">Trezor Safe 7<\/a> and <a href=\"https:\/\/lwallet.com.ua\/en\/product\/ledger-flex\/\">Ledger Flex<\/a> in our catalog: they depend on the bundle, promotions, exchange rates, and availability. We deliver orders across Ukraine and provide warranty service and support in Ukrainian. If you&#8217;re comparing offers from other stores, check the seller against the <a href=\"https:\/\/trezor.io\/resellers\" rel=\"nofollow noopener\" target=\"_blank\">Trezor<\/a> or <a href=\"https:\/\/shop.ledger.com\/pages\/resellers\" rel=\"nofollow noopener\" target=\"_blank\">Ledger<\/a> official reseller lists. <strong>Avoid used devices and listings that come with a pre-generated seed phrase<\/strong>, especially from unknown sellers on marketplaces or OLX.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">What to Check After You Receive It<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">During initial setup, run the <strong>device authenticity check<\/strong>: Genuine Check in Ledger Wallet or the Safe 7 authenticity check in Trezor Suite. If the check fails, don&#8217;t transfer any funds \u2014 contact us or the manufacturer&#8217;s support to find out why. A card with words already written on it is reason enough not to use the device: a new wallet should never come with a pre-generated seed phrase.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><strong>Before your first transfer, compare the full receiving address on the device screen<\/strong> with the address in the app, and after copying it, also with the address field in the service you&#8217;re sending from. Make sure the network matches, and only then send a small test amount. If the addresses differ, stop and find out why: it could be malware swapping the address, but it could also be a mistake in choosing the account or network.<\/p>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading nm-block-heading\">Trezor Safe 7 vs Ledger Flex: Which Should You Choose?<\/h2>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">The Ledger Flex is a good choice if the E Ink screen suits you and you want NFC features and a second PIN for a hidden wallet. Its Secure Element stores the keys and drives the screen, while the full Ledger OS code remains closed. The Trezor Safe 7 offers open-source firmware, multi-share backups, and Bluetooth for both phone and computer; its architecture includes TROPIC01, which has a known lab-only vulnerability, but compromising this chip isn&#8217;t enough to access funds because other layers of protection remain. <strong>Choose based on the features you need and the security model you&#8217;re comfortable with<\/strong>.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Before transferring a significant amount, <strong>verify your backup using the device&#8217;s built-in check<\/strong>, and if you use a passphrase, make sure you can open the same hidden wallet again. Enter your recovery words only on the hardware wallet \u2014 never on websites or in \u201csupport\u201d forms. We explain how your backup relates to your keys and access to your funds in our <a href=\"https:\/\/lwallet.com.ua\/en\/seed-phrase\/\">article on seed phrases<\/a>.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>When comparing Trezor Safe 7 vs Ledger Flex, the differences go deeper than screen size or weight: both hardware wallets have a touchscreen, Bluetooth, and a battery, but they protect private keys and handle recovery in different ways. Before choosing a model, it&#8217;s worth understanding how its security works and how easy it will be &hellip;<\/p>\n","protected":false},"author":10,"featured_media":73795,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[633],"tags":[],"class_list":["post-73829","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hardware-wallets"],"_links":{"self":[{"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/posts\/73829","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/comments?post=73829"}],"version-history":[{"count":2,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/posts\/73829\/revisions"}],"predecessor-version":[{"id":73831,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/posts\/73829\/revisions\/73831"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/media\/73795"}],"wp:attachment":[{"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/media?parent=73829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/categories?post=73829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lwallet.com.ua\/en\/wp-json\/wp\/v2\/tags?post=73829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}