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- Passport Core vs DIY Card
Foundation Passport Core vs Satochip DIY Card
What Passport Core does better (17) and where DIY Card wins (6) — every spec side by side.
vs
6.9Security8.0
8.2Open source9.2
5.6Bitcoin features9.1
6.9Ease of use8.7
7.8Connectivity5.6
Why is Passport Core better than DIY Card?
- Reproducible buildsYes · DIY Card: No
- Compatible third-party wallets14 vs 27×
- Air-gapped signingYes · DIY Card: No
- 100% air-gappedYes · DIY Card: No
- QR code cameraYes · DIY Card: No
- ScreenYes · DIY Card: No
- Secure bootYes · DIY Card: No
- Bitcoin-only firmware / editionYes · DIY Card: No
- PIN entered on the deviceYes · DIY Card: No
- Anti-phishing wordsYes · DIY Card: No
- BIP85 child seedsYes · DIY Card: No
- SeedQR backupYes · DIY Card: No
Why is DIY Card better than Passport Core?
- Weight120 g vs 5 g24×
- User-added entropy (dice)No · Passport Core: Yes
- USBNo · Passport Core: Yes
- NFCNo · Passport Core: Yes
- Water / dust resistanceNo · Passport Core: Yes
- Warranty (months)12 vs 242×
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | Yes |
| Secure Element certification | — | EAL6+ |
| Air-gapped signing | Yes | No |
| 100% air-gapped | Yes | No |
| 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 | No |
| Firmware licence | GPLv3 | Affero GPLv3 |
| Upgradable firmware | Yes | Yes |
| Firmware update via | microSD | NFC |
| Bitcoin-only firmware / edition | Yes | No |
| Device lock | ||
| PIN lock | Yes | Yes |
| PIN entered on the device | Yes | No |
| Fingerprint unlock | No | No |
| Duress PIN / decoy wallet | No | No |
| Brick / wipe PIN | No | No |
| Wipe after failed attempts | Yes | Yes |
| Time-delayed unlock | No | No |
| Anti-phishing words | Yes | No |
| Keys & backup | ||
| BIP39 passphrase | Yes | Yes |
| Shamir backup (SLIP-39) | No | No |
| Seed XOR | No | No |
| BIP85 child seeds | Yes | No |
| 24-word seed | Yes | Yes |
| SeedQR backup | Yes | No |
| microSD backup | Yes | No |
| NFC backup card | No | No |
| User-added entropy (dice) | No | Yes |
| Stateless use (no stored keys) | Yes | No |
| Multiple seeds on one device | No | No |
| Bitcoin features | ||
| Multisig | Yes | Yes |
| Taproot | Yes | Yes |
| Miniscript | No | No |
| 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 | No | Yes |
| Bitcoin only | Yes | No |
| Connectivity | ||
| Signing connectivity | QR code, microSD | USB, NFC |
| USB | No | Yes |
| USB-C | Yes | — |
| Bluetooth | No | No |
| NFC | No | Yes |
| QR code camera | Yes | No |
| Animated QR (UR) | Yes | No |
| microSD signing | Yes | No |
| Screen & input | ||
| Screen | Yes | No |
| Screen size | 1.8″ | — |
| Screen type | IPS | — |
| Screen resolution | 240 × 320 | — |
| Touchscreen | No | No |
| Colour screen | Yes | No |
| Gorilla Glass | No | — |
| Controls | Buttons | — |
| QWERTY keyboard | No | No |
| Battery & power | ||
| Built-in battery | Yes | No |
| Battery capacity | 1,200 mAh | — |
| Removable battery | Yes | — |
| Wireless charging | No | — |
| Design | ||
| Weight | 120 g | 5 g |
| Length | 111 mm | 85.6 mm |
| Width | 39 mm | 54 mm |
| Thickness | 19 mm | — |
| Materials | Plastic & metals alloy | Plastic |
| Water / dust resistance | No | Yes |
| Several colours available | No | No |
| Warranty (months) | 12 | 24 |
| Assembled in | USA | — |
| DIY build possible | No | Yes |
| Apps | ||
| Official apps | Android, iOS | Android |
| Desktop app | No | No |
| Mobile app | Yes | Yes |
| Works with wallet apps | Bitcoin Safe, Theya, Wasabi, Zeus, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Bull, Casa | Electrum, Sparrow |
| Compatible third-party wallets | 14 | 2 |
| Other features | ||
| FIDO2 / U2F security key | No | No |
| Password manager | No | No |
