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- Tapsigner vs Card
Coinkite Tapsigner vs Satochip Card
What Tapsigner does better (3) and where Card wins (10) — every spec side by side.
Why is Tapsigner better than Card?
- Compatible third-party wallets8 vs 32.7×
- MiniscriptYes · Card: No
- Bitcoin-only firmware / editionYes · Card: No
Why is Card better than Tapsigner?
- Open-source firmwareNo · Tapsigner: Yes
- Source code availableNo · Tapsigner: Yes
- BIP39 passphraseNo · Tapsigner: Yes
- TaprootNo · Tapsigner: Yes
- Mobile appNo · Tapsigner: Yes
- Wipe after failed attemptsNo · Tapsigner: Yes
- 24-word seedNo · Tapsigner: Yes
- USBNo · Tapsigner: Yes
- Warranty (months)0 vs 24
- Weight6 g vs 5 g+20%
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | Yes |
| Secure Element certification | — | EAL6+ |
| Air-gapped signing | No | No |
| 100% air-gapped | No | No |
| Supply-chain & tamper protection | Yes | Yes |
| Anti-klepto (anti-exfil) signing | No | No |
| Firmware & open source | ||
| Open-source firmware | No | Yes |
| Source code available | No | Yes |
| Reproducible builds | No | No |
| Firmware licence | — | Affero GPLv3 |
| Upgradable firmware | No | No |
| Bitcoin-only firmware / edition | Yes | No |
| Device lock | ||
| PIN lock | Yes | Yes |
| PIN entered on the device | No | No |
| Fingerprint unlock | No | No |
| Duress PIN / decoy wallet | No | No |
| Brick / wipe PIN | No | No |
| Wipe after failed attempts | No | Yes |
| Time-delayed unlock | No | No |
| Anti-phishing words | No | No |
| Keys & backup | ||
| BIP39 passphrase | No | Yes |
| Shamir backup (SLIP-39) | No | No |
| Seed XOR | No | No |
| BIP85 child seeds | No | No |
| 24-word seed | No | Yes |
| SeedQR backup | No | No |
| microSD backup | No | No |
| NFC backup card | No | No |
| User-added entropy (dice) | Yes | Yes |
| Stateless use (no stored keys) | No | No |
| Multiple seeds on one device | No | No |
| Bitcoin features | ||
| Multisig | Yes | Yes |
| Taproot | No | Yes |
| Miniscript | Yes | 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 | NFC | USB, NFC |
| USB | No | Yes |
| Bluetooth | No | No |
| NFC | Yes | Yes |
| QR code camera | No | No |
| Animated QR (UR) | No | No |
| microSD signing | No | No |
| Screen & input | ||
| Screen | No | No |
| Touchscreen | No | No |
| Colour screen | No | No |
| QWERTY keyboard | No | No |
| Battery & power | ||
| Built-in battery | No | No |
| Design | ||
| Weight | 6 g | 5 g |
| Length | 85.6 mm | 85.6 mm |
| Width | 54 mm | 54 mm |
| Materials | Plastic | Plastic |
| Water / dust resistance | Yes | Yes |
| Several colours available | No | No |
| Warranty (months) | 0 | 24 |
| Assembled in | Canada | — |
| DIY build possible | No | No |
| Apps | ||
| Official apps | — | Android |
| Desktop app | No | No |
| Mobile app | No | Yes |
| Works with wallet apps | Bitcoin Safe, Theya, Wasabi, Zeus, Nunchuk, Cove, Sparrow, Bitcoin Keeper | Electrum, Sparrow, Bitcoin Keeper |
| Compatible third-party wallets | 8 | 3 |
| Other features | ||
| FIDO2 / U2F security key | No | No |
| Password manager | No | No |
