- isse.eu.com
- Compare
- Shell vs Classic 1S
Keycard Shell vs OneKey Classic 1S
What Shell does better (13) and where Classic 1S wins (8) — every spec side by side.
vs
9.2Security8.1
5.9Open source9.3
2.6Bitcoin features6.0
4.0Ease of use5.8
9.2Connectivity7.2
Why is Shell better than Classic 1S?
- Air-gapped signingYes · Classic 1S: No
- Anti-klepto (anti-exfil) signingYes · Classic 1S: No
- QR code cameraYes · Classic 1S: No
- Compatible third-party wallets7 vs 4+75%
- Battery capacity800 mAh vs 110 mAh7.3×
- Duress PIN / decoy walletYes · Classic 1S: No
- Shamir backup (SLIP-39)Yes · Classic 1S: No
- SeedQR backupYes · Classic 1S: No
- NFC backup cardYes · Classic 1S: No
- NFCYes · Classic 1S: No
- Animated QR (UR)Yes · Classic 1S: No
- Colour screenYes · Classic 1S: No
Why is Classic 1S better than Shell?
- TaprootNo · Shell: Yes
- Mobile appNo · Shell: Yes
- Thickness19 mm vs 5.2 mm3.7×
- Brick / wipe PINNo · Shell: Yes
- BluetoothNo · Shell: Yes
- Warranty (months)0 vs 12
- Desktop appNo · Shell: Yes
- FIDO2 / U2F security keyNo · Shell: Yes
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | Yes |
| Secure Element certification | EAL6+ | EAL6+ |
| Air-gapped signing | Yes | No |
| 100% air-gapped | No | No |
| Supply-chain & tamper protection | Yes | Yes |
| Secure boot | Yes | — |
| Anti-klepto (anti-exfil) signing | Yes | No |
| Firmware & open source | ||
| Open-source firmware | Yes | Yes |
| Source code available | Yes | Yes |
| Reproducible builds | Yes | Yes |
| Firmware licence | MIT | GPLv3 |
| Upgradable firmware | Yes | Yes |
| Firmware update via | USB | USB, Bluetooth |
| Bitcoin-only firmware / edition | No | No |
| 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 | Yes | Yes |
| Time-delayed unlock | No | No |
| Anti-phishing words | No | No |
| Keys & backup | ||
| BIP39 passphrase | Yes | Yes |
| Shamir backup (SLIP-39) | Yes | No |
| Seed XOR | No | No |
| BIP85 child seeds | No | No |
| 24-word seed | Yes | Yes |
| SeedQR backup | Yes | No |
| microSD backup | No | No |
| NFC backup card | Yes | No |
| User-added entropy (dice) | No | No |
| Stateless use (no stored keys) | Yes | No |
| Multiple seeds on one device | Yes | No |
| Bitcoin features | ||
| Multisig | Yes | Yes |
| Taproot | No | Yes |
| Miniscript | No | No |
| Message signing | No | — |
| 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 | Yes |
| Bitcoin only | No | No |
| Connectivity | ||
| Signing connectivity | USB-C, NFC, QR code | USB-C, Bluetooth |
| USB | Yes | Yes |
| USB-C | Yes | Yes |
| Bluetooth | No | Yes |
| NFC | Yes | No |
| QR code camera | Yes | No |
| Animated QR (UR) | Yes | No |
| microSD signing | No | No |
| Screen & input | ||
| Screen | Yes | Yes |
| Screen size | 2″ | 2″ |
| Screen type | TFT IPS | OLED |
| Screen resolution | 240 × 320 | 128 × 64 |
| Touchscreen | No | No |
| Colour screen | Yes | No |
| Gorilla Glass | No | No |
| Controls | Buttons | Buttons |
| QWERTY keyboard | Yes | No |
| Battery & power | ||
| Built-in battery | Yes | Yes |
| Battery capacity | 800 mAh | 110 mAh |
| Removable battery | Yes | No |
| Wireless charging | No | No |
| Design | ||
| Weight | — | 20 g |
| Length | 105 mm | 86 mm |
| Width | 65 mm | 52 mm |
| Thickness | 19 mm | 5.2 mm |
| Materials | ABS Plastic | Plastic |
| Water / dust resistance | — | No |
| Several colours available | No | No |
| Warranty (months) | 0 | 12 |
| Assembled in | China | Hong Kong |
| DIY build possible | Yes | No |
| Apps | ||
| Official apps | — | Windows, macOS, Linux, Android, iOS, Browser extension |
| Desktop app | No | Yes |
| Mobile app | No | Yes |
| Works with wallet apps | Bitcoin Safe, Nunchuk, Cove, Sparrow, Specter Desktop, BlueWallet, Bull | Electrum, Sparrow, Specter Desktop, Blockstream Green |
| Compatible third-party wallets | 7 | 4 |
| Other features | ||
| FIDO2 / U2F security key | No | Yes |
| Password manager | No | No |









