Ledger uses a CC EAL5+ certified secure element (ST33K1M5) that isolates private key operations in dedicated hardware. This is the same class of chip used in passports and payment cards. The secure element makes physical extraction attacks exponentially harder. Ledger also offers Ledger Recover, an optional key backup service for users who want seed phrase recovery.
Trezor uses a general-purpose ARM microcontroller with fully open-source firmware. While it lacks a dedicated secure element, its transparent codebase means anyone can audit the software. The trade-off: more attack surface in exchange for verifiable trust. Trezor has never been physically compromised in a real-world attack, though researchers have demonstrated sophisticated side-channel attacks in lab conditions.
Ledger supports 5,500+ coins and tokens via Ledger Live, including every major chain (Bitcoin, Ethereum, Solana, Cardano, Polkadot, Avalanche, Cosmos, and more). It is the best option if you hold diverse altcoins or frequently explore new chains.
Trezor supports 1,300+ coins through Trezor Suite, covering all major assets but with narrower long-tail altcoin support. Trezor has a particularly strong Bitcoin focus — its native SegWit and Taproot implementation is excellent.
Ledger offers the most polished experience with Ledger Live — a desktop and mobile app that handles device setup, app installation, portfolio tracking, buying/selling via partners, and staking. The mobile app is particularly well-designed for on-the-go transactions.
Trezor uses Trezor Suite, a clean desktop and web app. The interface is functional and well-organized but lacks some of the polish and depth of Ledger Live. Users who value simplicity and aesthetic design will prefer Ledger; those who want a no-nonsense, straightforward interface will be happy with Trezor.
Both brands offer multiple models at similar price points. Ledger tends to be slightly cheaper for entry-level models, while top-end models are comparable. The real cost difference is marginal for most users — the more important decision is ecosystem preference.
Ledger Live is a full-featured desktop and mobile application. You can manage your portfolio, install/uninstall blockchain apps (each chain needs its own app due to the secure element's limited memory), stake coins, buy/sell through partners, and use swap services — all from one interface.
Trezor Suite covers the essentials: send/receive, portfolio view, buy/sell/exchange via partners. It is lighter than Ledger Live and does not require installing per-chain apps — all coins are available at once. The trade-off is a feature set that, while complete, is less extensive.