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- One vs Model T
BC Vault One vs Trezor Model T
What One does better (5) and where Model T wins (19) — every spec side by side.
Why is One better than Model T?
- Screen size2.42″ vs 1.54″+57%
- Weight41 g vs 92 g2.2×
- Duress PIN / decoy walletYes · Model T: No
- microSD backupYes · Model T: No
- User-added entropy (dice)Yes · Model T: No
Why is Model T better than One?
- Open-source firmwareNo · One: Yes
- Reproducible buildsNo · One: Yes
- MultisigNo · One: Yes
- Source code availableNo · One: Yes
- BIP39 passphraseNo · One: Yes
- TaprootNo · One: Yes
- TouchscreenNo · One: Yes
- Mobile appNo · One: Yes
- Compatible third-party wallets0 vs 13
- Bitcoin-only firmware / editionNo · One: Yes
- Brick / wipe PINNo · One: Yes
- Wipe after failed attemptsNo · One: Yes
Specifications
Side by side
| Security | ||
| Secure Element chip | No | No |
| Air-gapped signing | No | No |
| 100% air-gapped | No | No |
| Supply-chain & tamper protection | Yes | Yes |
| Secure boot | — | Yes |
| Anti-klepto (anti-exfil) signing | No | No |
| Firmware & open source | ||
| Open-source firmware | No | Yes |
| Source code available | No | Yes |
| Reproducible builds | No | Yes |
| Firmware licence | — | GPLv3 |
| Upgradable firmware | Yes | Yes |
| Firmware update via | USB | USB |
| Bitcoin-only firmware / edition | No | Yes |
| Device lock | ||
| PIN lock | Yes | Yes |
| PIN entered on the device | Yes | Yes |
| Fingerprint unlock | No | No |
| Duress PIN / decoy wallet | Yes | No |
| Brick / wipe PIN | No | Yes |
| Wipe after failed attempts | No | Yes |
| Time-delayed unlock | No | Yes |
| Anti-phishing words | No | No |
| Keys & backup | ||
| BIP39 passphrase | No | Yes |
| Shamir backup (SLIP-39) | No | Yes |
| Seed XOR | No | No |
| BIP85 child seeds | No | No |
| 24-word seed | No | Yes |
| SeedQR backup | No | No |
| microSD backup | Yes | No |
| NFC backup card | No | No |
| User-added entropy (dice) | Yes | No |
| Stateless use (no stored keys) | No | No |
| Multiple seeds on one device | Yes | No |
| Bitcoin features | ||
| Multisig | No | Yes |
| Taproot | No | Yes |
| Miniscript | No | No |
| Message signing | No | Yes |
| Coin control | No | Yes |
| Own node connection | No | Yes |
| Tor support | No | Yes |
| Replace-by-fee | Yes | Yes |
| Silent Payments | No | No |
| Spending limits | No | No |
| Testnet | No | Yes |
| Supported assets | ||
| Altcoins & tokens | Yes | Yes |
| Bitcoin only | No | No |
| Connectivity | ||
| Signing connectivity | USB-C | USB-C |
| USB | Yes | Yes |
| USB-C | Yes | Yes |
| Bluetooth | No | No |
| NFC | No | No |
| QR code camera | No | No |
| Animated QR (UR) | No | No |
| microSD signing | No | No |
| Screen & input | ||
| Screen | Yes | Yes |
| Screen size | 2.42″ | 1.54″ |
| Screen type | OLED | LCD |
| Screen resolution | 128 × 64 | 240 × 240 |
| Touchscreen | No | Yes |
| Colour screen | No | Yes |
| Gorilla Glass | No | No |
| Controls | Buttons | Touch Screen |
| QWERTY keyboard | No | No |
| Battery & power | ||
| Built-in battery | No | No |
| Wireless charging | No | No |
| Design | ||
| Weight | 41 g | 92 g |
| Length | 100 mm | 64 mm |
| Width | 57 mm | 39 mm |
| Thickness | 10 mm | 10 mm |
| Materials | Plastic/Aluminium | Plastic |
| Water / dust resistance | No | No |
| Several colours available | Yes | No |
| Warranty (months) | 24 | 24 |
| Assembled in | Slovenia | Czech Republic |
| DIY build possible | No | No |
| Apps | ||
| Official apps | Windows, macOS, Linux | Windows, macOS, Linux, Android, iOS, Web |
| Desktop app | Yes | Yes |
| Mobile app | No | Yes |
| Works with wallet apps | — | Bitcoin Safe, Theya, Wasabi, Zeus, Nunchuk, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Casa, Unchained |
| Compatible third-party wallets | 0 | 13 |
| Other features | ||
| FIDO2 / U2F security key | Yes | Yes |
| Password manager | No | No |
