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- Biometric Wallet vs V20
D'CENT Biometric Wallet vs SecuX V20
What Biometric Wallet does better (5) and where V20 wins (9) — every spec side by side.
vs
3.8Security5.5
5.5Open source5.5
3.1Bitcoin features4.3
3.8Ease of use6.1
4.6Connectivity7.2
Why is Biometric Wallet better than V20?
- Compatible third-party wallets1 vs 0
- Weight36 g vs 120 g3.3×
- Thickness3 mm vs 12 mm4×
- Fingerprint unlockYes · V20: No
- Replace-by-feeYes · V20: No
Why is V20 better than Biometric Wallet?
- Screen size1.1″ vs 2.8″2.5×
- TaprootNo · Biometric Wallet: Yes
- TouchscreenNo · Biometric Wallet: Yes
- Duress PIN / decoy walletNo · Biometric Wallet: Yes
- USBNo · Biometric Wallet: Yes
- USB-CNo · Biometric Wallet: Yes
- Colour screenNo · Biometric Wallet: Yes
- QWERTY keyboardNo · Biometric Wallet: Yes
- Battery capacity585 mAh vs 600 mAh+3%
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | Yes |
| Secure Element certification | EAL5+ | EAL5+ |
| Air-gapped signing | No | No |
| 100% air-gapped | No | No |
| Supply-chain & tamper protection | Yes | Yes |
| Secure boot | — | Yes |
| Anti-klepto (anti-exfil) signing | No | No |
| Firmware & open source | ||
| Open-source firmware | No | No |
| Source code available | No | No |
| Reproducible builds | No | No |
| Upgradable firmware | Yes | Yes |
| Firmware update via | USB | Bluetooth |
| Bitcoin-only firmware / edition | No | No |
| Device lock | ||
| PIN lock | Yes | Yes |
| PIN entered on the device | Yes | Yes |
| Fingerprint unlock | Yes | No |
| Duress PIN / decoy wallet | No | Yes |
| Brick / wipe PIN | No | No |
| 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) | No | No |
| Seed XOR | No | No |
| BIP85 child seeds | No | No |
| 24-word seed | Yes | Yes |
| SeedQR backup | No | No |
| microSD backup | No | No |
| NFC backup card | No | No |
| User-added entropy (dice) | No | No |
| Stateless use (no stored keys) | No | No |
| Multiple seeds on one device | No | No |
| Bitcoin features | ||
| Multisig | No | No |
| Taproot | No | Yes |
| Miniscript | No | No |
| Message signing | — | No |
| Coin control | No | No |
| Own node connection | No | No |
| Tor support | No | No |
| Replace-by-fee | Yes | No |
| Silent Payments | No | No |
| Spending limits | No | No |
| Testnet | Yes | No |
| Supported assets | ||
| Altcoins & tokens | Yes | Yes |
| Bitcoin only | No | No |
| Connectivity | ||
| Signing connectivity | Bluetooth | USB-C, Bluetooth |
| USB | No | Yes |
| USB-C | No | Yes |
| Bluetooth | Yes | Yes |
| NFC | No | No |
| QR code camera | No | No |
| Animated QR (UR) | No | No |
| microSD signing | No | No |
| Screen & input | ||
| Screen | Yes | Yes |
| Screen size | 1.1″ | 2.8″ |
| Screen type | OLED | LCD |
| Screen resolution | 128 × 128 | 360 × 240 |
| Touchscreen | No | Yes |
| Colour screen | No | Yes |
| Gorilla Glass | No | No |
| Controls | Buttons | Touch Screen |
| QWERTY keyboard | No | Yes |
| Battery & power | ||
| Built-in battery | Yes | Yes |
| Battery capacity | 585 mAh | 600 mAh |
| Removable battery | No | No |
| Wireless charging | No | No |
| Design | ||
| Weight | 36 g | 120 g |
| Length | 77 mm | 98 mm |
| Width | 10.9 mm | 98 mm |
| Thickness | 3 mm | 12 mm |
| Materials | Plastic | Aluminum & anti-slip rubber |
| Water / dust resistance | No | No |
| Several colours available | No | No |
| Warranty (months) | 12 | 12 |
| Assembled in | Korea | Taiwan |
| DIY build possible | No | No |
| Apps | ||
| Official apps | Android, iOS | Android, iOS |
| Desktop app | No | No |
| Mobile app | Yes | Yes |
| Works with wallet apps | Electrum | — |
| Compatible third-party wallets | 1 | 0 |
| Other features | ||
| FIDO2 / U2F security key | No | No |
| Password manager | No | No |
