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- Bitkey vs Jade
Block Bitkey vs Blockstream Jade
What Bitkey does better (5) and where Jade wins (28) — every spec side by side.
Why is Bitkey better than Jade?
- Fingerprint unlockYes · Jade: No
- NFCYes · Jade: No
- Warranty (months)12 vs 0
- Battery capacity330 mAh vs 240 mAh+38%
- Thickness13 mm vs 17 mm+31%
Why is Jade better than Bitkey?
- Reproducible buildsNo · Bitkey: Yes
- Air-gapped signingNo · Bitkey: Yes
- Anti-klepto (anti-exfil) signingNo · Bitkey: Yes
- BIP39 passphraseNo · Bitkey: Yes
- TaprootNo · Bitkey: Yes
- MiniscriptNo · Bitkey: Yes
- QR code cameraNo · Bitkey: Yes
- ScreenNo · Bitkey: Yes
- Compatible third-party wallets0 vs 11
- Weight65 g vs 22 g3×
- Supply-chain & tamper protectionNo · Bitkey: Yes
- PIN lockNo · Bitkey: Yes
Specifications
Side by side
| Security | ||
| Secure Element chip | No | No |
| Air-gapped signing | No | Yes |
| 100% air-gapped | No | No |
| Supply-chain & tamper protection | No | Yes |
| Secure boot | Yes | Yes |
| Anti-klepto (anti-exfil) signing | No | Yes |
| Firmware & open source | ||
| Open-source firmware | Yes | Yes |
| Source code available | Yes | Yes |
| Reproducible builds | No | Yes |
| Firmware licence | MIT | MIT |
| Upgradable firmware | Yes | Yes |
| Firmware update via | NFC | USB, Bluetooth |
| Bitcoin-only firmware / edition | Yes | Yes |
| Device lock | ||
| PIN lock | No | Yes |
| PIN entered on the device | No | Yes |
| Fingerprint unlock | Yes | No |
| Duress PIN / decoy wallet | No | No |
| Brick / wipe PIN | No | Yes |
| 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 | Yes |
| 24-word seed | No | Yes |
| SeedQR backup | No | Yes |
| microSD backup | No | No |
| NFC backup card | No | No |
| User-added entropy (dice) | No | Yes |
| Stateless use (no stored keys) | No | Yes |
| Multiple seeds on one device | No | No |
| Bitcoin features | ||
| Multisig | Yes | Yes |
| Taproot | No | Yes |
| Miniscript | No | Yes |
| Message signing | No | Yes |
| Coin control | Yes | Yes |
| Own node connection | Yes | Yes |
| Tor support | No | Yes |
| Replace-by-fee | No | Yes |
| Silent Payments | No | No |
| Spending limits | No | No |
| Testnet | No | Yes |
| Supported assets | ||
| Altcoins & tokens | No | No |
| Bitcoin only | Yes | Yes |
| Connectivity | ||
| Signing connectivity | NFC | USB-C, Bluetooth, QR code |
| USB | No | Yes |
| USB-C | Yes | Yes |
| Bluetooth | No | Yes |
| NFC | Yes | No |
| QR code camera | No | Yes |
| Animated QR (UR) | No | Yes |
| microSD signing | No | No |
| Screen & input | ||
| Screen | No | Yes |
| Screen size | — | 1.14″ |
| Screen type | — | IPS LCD |
| Screen resolution | — | 240 × 135 |
| Touchscreen | No | No |
| Colour screen | No | Yes |
| Gorilla Glass | — | No |
| Controls | — | Buttons |
| QWERTY keyboard | No | No |
| Battery & power | ||
| Built-in battery | Yes | Yes |
| Battery capacity | 330 mAh | 240 mAh |
| Removable battery | No | No |
| Wireless charging | No | No |
| Design | ||
| Weight | 65 g | 22 g |
| Length | 62 mm | 60 mm |
| Width | 56 mm | 24 mm |
| Thickness | 13 mm | 17 mm |
| Materials | Corian and stainless steel | Plastic |
| Water / dust resistance | No | No |
| Several colours available | No | Yes |
| Warranty (months) | 12 | 0 |
| Assembled in | USA | China |
| DIY build possible | No | Yes |
| Apps | ||
| Official apps | Android, iOS | Windows, macOS, Linux, Android, iOS |
| Desktop app | No | Yes |
| Mobile app | Yes | Yes |
| Works with wallet apps | — | Bitcoin Safe, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Bull, Liana |
| Compatible third-party wallets | 0 | 11 |
| Other features | ||
| FIDO2 / U2F security key | No | Yes |
| Password manager | No | No |
