Home/Wallets/Trezor
Hardware Wallet

Trezor Wallet Review — Is It Safe? (2026)

Trezor invented the hardware wallet in 2013. Fully open-source firmware, strong security track record, and no Bluetooth make it a preferred choice for privacy-conscious crypto holders.

★★★★★

4.7 / 5.0 — EthSeer Rating

Features

100% Open Source

All Trezor firmware and software is auditable on GitHub. No proprietary components — the entire security model can be verified by independent researchers.

Shamir Backup (SLIP-39)

Trezor Model T and Safe 5 support Shamir Secret Sharing — split your seed phrase into multiple shares requiring a threshold (e.g., 3 of 5) to reconstruct.

No Bluetooth

Trezor connects only via USB. No wireless attack surface. This is a deliberate design choice for maximum security in air-gap use cases.

Passphrase Protection

Add a 25th word (passphrase) to your seed phrase for additional security. Creates hidden wallets for plausible deniability under duress.

Trezor Suite

Clean desktop application for managing assets, buying crypto, and viewing transaction history. Available for Windows, Mac, and Linux.

Coin Support

Supports Bitcoin, Ethereum, Litecoin, Solana, and thousands of tokens. Not as wide as Ledger but covers all major assets.

Model Comparison

ModelPriceSecure ElementTouchscreenBest For
Trezor Model One$49NoNoBudget entry point
Trezor Model T$179NoYesTouchscreen convenience
Trezor Safe 3$79YesNoBest value (2024+)
Trezor Safe 5$169YesYesPremium open-source

Recommendation: The Trezor Safe 3 at $79 is the best value option — adding a secure element at an affordable price point.

Security

Trezor's open-source model allows full public auditing of its security. The Safe 3 and Safe 5 added an Infineon secure element chip, addressing the main criticism of earlier models. All models include:

  • PIN protection with increasing delay on wrong attempts
  • Wipe on 16 incorrect PIN attempts
  • Passphrase (25th word) support for hidden wallets
  • Verified boot sequence

Trezor Advantages

  • ✓ Fully open source
  • ✓ No Bluetooth
  • ✓ Shamir backup
  • ✓ No data breach history

Trezor Limitations

  • ✗ Fewer chains than Ledger
  • ✗ Model One lacks SE chip
  • ✗ No Bluetooth/NFC

Alternatives

Ledger

Certified secure element, wider chain support, Bluetooth for mobile use.

MetaMask

Use with Trezor for DeFi access. Best combination for ETH power users.

Trust Wallet

Software mobile wallet for convenience on smaller holdings.

Frequently Asked Questions

Is Trezor fully open source?
Yes — Trezor's firmware, hardware schematics, and software are all fully open source on GitHub. This allows independent security researchers to audit the code, which many consider a major security advantage over closed-source solutions.
Trezor vs Ledger — which is better?
Both are excellent. Ledger has a certified secure element chip and broader chain support. Trezor is fully open-source and has no Bluetooth (lower attack surface). Trezor Safe 3 added a secure element. For pure Ethereum/Bitcoin storage, Trezor's open-source approach is compelling.
Was Trezor hacked?
Trezor devices require physical access to attempt an attack. In 2023, a security researcher demonstrated a voltage glitching attack on the Model One's MCU to extract a seed phrase — this requires specialized hardware and physical possession of the device for hours.
Does Trezor support Ethereum and DeFi?
Yes. Trezor supports Ethereum via Trezor Suite or by connecting to MetaMask. For DeFi access, connect Trezor to MetaMask — all transaction signing happens on the device.
Does Trezor support Solana?
Trezor added Solana support. Use Trezor with Phantom wallet for Solana. Earlier models may require firmware updates.