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- Passport Prime vs DIY
Foundation Passport Prime vs Krux DIY
What Passport Prime does better (13) and where DIY wins (3) — every spec side by side.
vs
8.3Security4.0
8.8Open source5.9
9.3Bitcoin features9.2
8.3Ease of use7.8
9.3Connectivity7.8
Why is Passport Prime better than DIY?
- Secure Element chipYes · DIY: No
- Mobile appYes · DIY: No
- Battery capacity1,100 mAh vs 520 mAh2.1×
- Secure bootYes · DIY: No
- Wipe after failed attemptsYes · DIY: No
- Shamir backup (SLIP-39)Yes · DIY: No
- BluetoothYes · DIY: No
- QWERTY keyboardYes · DIY: No
- Water / dust resistanceYes · DIY: No
- FIDO2 / U2F security keyYes · DIY: No
- Compatible third-party wallets14 vs 12+17%
- Weight93 g vs 150 g+61%
Why is DIY better than Passport Prime?
- MiniscriptNo · Passport Prime: Yes
- Bitcoin-only firmware / editionNo · Passport Prime: Yes
- Seed XORNo · Passport Prime: Yes
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | No |
| Air-gapped signing | Yes | Yes |
| 100% air-gapped | Yes | Yes |
| Supply-chain & tamper protection | Yes | Yes |
| Secure boot | Yes | No |
| Anti-klepto (anti-exfil) signing | No | No |
| Firmware & open source | ||
| Open-source firmware | Yes | Yes |
| Source code available | Yes | Yes |
| Reproducible builds | Yes | Yes |
| Firmware licence | GPLv3 | MIT |
| Upgradable firmware | Yes | Yes |
| Firmware update via | Bluetooth | USB, microSD |
| 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 | No | No |
| Brick / wipe PIN | No | No |
| Wipe after failed attempts | Yes | No |
| Time-delayed unlock | No | No |
| Anti-phishing words | Yes | Yes |
| Keys & backup | ||
| BIP39 passphrase | Yes | Yes |
| Shamir backup (SLIP-39) | Yes | No |
| Seed XOR | No | Yes |
| BIP85 child seeds | Yes | Yes |
| 24-word seed | Yes | Yes |
| SeedQR backup | Yes | Yes |
| microSD backup | Yes | Yes |
| NFC backup card | No | No |
| User-added entropy (dice) | Yes | Yes |
| Stateless use (no stored keys) | Yes | Yes |
| Multiple seeds on one device | Yes | No |
| Bitcoin features | ||
| Multisig | Yes | Yes |
| Taproot | Yes | Yes |
| Miniscript | No | Yes |
| Message signing | Yes | Yes |
| Coin control | Yes | Yes |
| Own node connection | Yes | Yes |
| Tor support | Yes | Yes |
| Replace-by-fee | Yes | Yes |
| Silent Payments | No | No |
| Spending limits | No | No |
| Testnet | Yes | Yes |
| Supported assets | ||
| Altcoins & tokens | Yes | No |
| Bitcoin only | No | Yes |
| Connectivity | ||
| Signing connectivity | Bluetooth, QR code, microSD | QR code, microSD |
| USB | No | No |
| USB-C | Yes | Yes |
| Bluetooth | Yes | No |
| NFC | No | No |
| QR code camera | Yes | Yes |
| Animated QR (UR) | Yes | Yes |
| microSD signing | Yes | Yes |
| Screen & input | ||
| Screen | Yes | Yes |
| Screen size | 3.5″ | 3.5″ |
| Screen type | IPS | TFT |
| Screen resolution | 480 × 800 | 320 × 480 |
| Touchscreen | Yes | Yes |
| Colour screen | Yes | Yes |
| Gorilla Glass | Yes | No |
| Controls | Touch Screen | Touch Screen |
| QWERTY keyboard | Yes | No |
| Battery & power | ||
| Built-in battery | Yes | Yes |
| Battery capacity | 1,100 mAh | 520 mAh |
| Removable battery | No | No |
| Wireless charging | No | No |
| Design | ||
| Weight | 93 g | 150 g |
| Length | 104 mm | 104.3 mm |
| Width | 55.5 mm | 63.3 mm |
| Thickness | 11 mm | 16.5 mm |
| Materials | Aluminium | Plastic |
| Water / dust resistance | Yes | No |
| Several colours available | Yes | No |
| Warranty (months) | 12 | — |
| Assembled in | USA | — |
| DIY build possible | No | Yes |
| Apps | ||
| Official apps | Android, iOS | — |
| Desktop app | No | No |
| Mobile app | Yes | No |
| Works with wallet apps | Bitcoin Safe, Theya, Wasabi, Zeus, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Bull, Casa | Bitcoin Safe, Zeus, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Bull, Liana |
| Compatible third-party wallets | 14 | 12 |
| Other features | ||
| FIDO2 / U2F security key | Yes | No |
| Password manager | No | No |
