| Category | Winner | Why |
|---|---|---|
| Portability and Form Factor | Tangem Wallet (3-Card Set) | The Tangem wallet is a credit-card-sized NFC card weighing 6 grams with no battery, no screen, and no charging. It fits in a standard wallet and survives washing machines. The Ledger Nano X is a USB stick with a screen (34g). The Trezor Safe 3 is similar in size to the Ledger. For pure portability, nothing beats a card. |
| Mobile Signing Experience | Ledger Nano X | The Ledger Nano X connects via Bluetooth to the Ledger Live mobile app — sign transactions on your phone with on-device verification via the Nano's screen. The Tangem uses NFC tap-to-sign, which is fast but provides no on-device transaction details beyond the phone screen. The Trezor Safe 3 requires USB connection to a computer. |
| Open-Source Transparency | Trezor Safe 3 | Trezor's firmware is fully open-source on GitHub — every line of signing code is auditable. The Ledger uses a proprietary secure element OS (BOLOS) that cannot be independently verified. Tangem's firmware is closed-source. For users who trust code over companies, Trezor is the only fully transparent option. |
| Cryptocurrency Support | Ledger Nano X | The Ledger Nano X supports over 5,500 tokens across 100+ blockchains through Ledger Live and third-party wallet integrations. Trezor supports 9,000+ tokens but has fewer native DeFi integrations. Tangem supports 6,000+ tokens via its mobile app. Ledger's ecosystem of third-party app integrations gives it the practical edge. |
| Backup and Recovery | Tangem Wallet (3-Card Set) | Tangem uses card-to-card backup — your seed never exists as written words. You tap backup cards to clone the key. The Ledger and Trezor both use standard BIP-39 seed phrases (24 words) that must be written down and physically secured. Tangem's approach eliminates the seed phrase attack vector entirely. |
| Secure Element Certification | Ledger Nano X | The Ledger Nano X uses a CC EAL6+ certified secure element (ST33K1M5). The Trezor Safe 3 added a secure element (Optiga Trust M) but at EAL6 certification. The Tangem uses an EAL6+ certified chip (Samsung S3D350A). Ledger and Tangem are comparable; Ledger's longer track record with secure elements gives it a slight edge. |
Data from PAM Finds