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- Coldcard Mk5 vs Device
Coinkite Coldcard Mk5 vs Frostsnap Device
What Coldcard Mk5 does better (22) and where Device wins (7) — every spec side by side.
vs
8.2Security4.3
4.9Open source8.5
8.8Bitcoin features3.6
4.3Ease of use6.2
6.2Connectivity2.3
Why is Coldcard Mk5 better than Device?
- Secure Element chipYes · Device: No
- MultisigYes · Device: No
- Air-gapped signingYes · Device: No
- 100% air-gappedYes · Device: No
- BIP39 passphraseYes · Device: No
- MiniscriptYes · Device: No
- Compatible third-party wallets14 vs 0
- PIN entered on the deviceYes · Device: No
- Duress PIN / decoy walletYes · Device: No
- Brick / wipe PINYes · Device: No
- Wipe after failed attemptsYes · Device: No
- Anti-phishing wordsYes · Device: No
Why is Device better than Coldcard Mk5?
- Open-source firmwareNo · Coldcard Mk5: Yes
- Anti-klepto (anti-exfil) signingNo · Coldcard Mk5: Yes
- TouchscreenNo · Coldcard Mk5: Yes
- Mobile appNo · Coldcard Mk5: Yes
- Colour screenNo · Coldcard Mk5: Yes
- Desktop appNo · Coldcard Mk5: Yes
- Screen size1.54″ vs 1.69″+10%
Specifications
Side by side
| Security | ||
| Secure Element chip | Yes | No |
| Dual Secure Elements | Yes | — |
| Air-gapped signing | Yes | No |
| 100% air-gapped | Yes | No |
| Supply-chain & tamper protection | Yes | — |
| Secure boot | Yes | Yes |
| Anti-klepto (anti-exfil) signing | No | Yes |
| Firmware & open source | ||
| Open-source firmware | No | Yes |
| Source code available | Yes | Yes |
| Reproducible builds | Yes | Yes |
| Firmware licence | MIT + anti-sell clause | MIT |
| Upgradable firmware | Yes | Yes |
| Firmware update via | USB, microSD | USB |
| Bitcoin-only firmware / edition | Yes | Yes |
| Device lock | ||
| PIN lock | Yes | Yes |
| PIN entered on the device | Yes | No |
| Fingerprint unlock | No | — |
| Duress PIN / decoy wallet | Yes | No |
| Brick / wipe PIN | Yes | No |
| Wipe after failed attempts | Yes | No |
| Time-delayed unlock | Yes | No |
| Anti-phishing words | Yes | No |
| Keys & backup | ||
| BIP39 passphrase | Yes | No |
| Shamir backup (SLIP-39) | No | No |
| Seed XOR | Yes | No |
| BIP85 child seeds | Yes | No |
| 24-word seed | Yes | No |
| SeedQR backup | Yes | No |
| microSD backup | Yes | No |
| NFC backup card | No | No |
| User-added entropy (dice) | Yes | Yes |
| Stateless use (no stored keys) | Yes | No |
| Multiple seeds on one device | Yes | No |
| Bitcoin features | ||
| Multisig | Yes | No |
| Taproot | Yes | Yes |
| Miniscript | Yes | No |
| Message signing | Yes | Yes |
| Coin control | Yes | No |
| Own node connection | Yes | Yes |
| Tor support | Yes | Yes |
| Replace-by-fee | Yes | Yes |
| Silent Payments | No | No |
| FROST threshold signing | — | Yes |
| Spending limits | Yes | No |
| Testnet | Yes | Yes |
| Supported assets | ||
| Altcoins & tokens | No | No |
| Bitcoin only | Yes | Yes |
| Connectivity | ||
| Signing connectivity | USB-C, NFC, microSD | USB-C |
| USB | Yes | Yes |
| USB-C | Yes | Yes |
| Bluetooth | No | No |
| NFC | Yes | No |
| QR code camera | No | No |
| Animated QR (UR) | No | No |
| microSD signing | Yes | No |
| Screen & input | ||
| Screen | Yes | Yes |
| Screen size | 1.54″ | 1.69″ |
| Screen type | OLED | OLED |
| Screen resolution | 128 × 64 | 240 × 280 |
| Touchscreen | No | Yes |
| Colour screen | No | Yes |
| Gorilla Glass | Yes | No |
| Controls | Buttons | Touch Screen |
| QWERTY keyboard | No | No |
| Battery & power | ||
| Built-in battery | No | No |
| Wireless charging | No | No |
| Design | ||
| Weight | 30 g | 60 g |
| Length | 86 mm | 42 mm |
| Width | 50 mm | 34 mm |
| Thickness | 7.5 mm | 9 mm |
| Materials | Plastic | Aluminum |
| Water / dust resistance | No | No |
| Several colours available | Yes | Yes |
| Warranty (months) | 0 | — |
| Assembled in | Canada | Malaysia |
| DIY build possible | No | No |
| Apps | ||
| Official apps | — | Windows, macOS, Linux, Android |
| Desktop app | No | Yes |
| Mobile app | No | Yes |
| Works with wallet apps | Bitcoin Safe, Theya, Wasabi, Nunchuk, Cove, Electrum, Sparrow, Specter Desktop, Blockstream Green, BlueWallet, Bitcoin Keeper, Liana, Casa, Unchained | — |
| Compatible third-party wallets | 14 | 0 |
| Other features | ||
| FIDO2 / U2F security key | No | No |
| Password manager | Yes | No |
