Coinkite2024
Coldcard QSecure Element chipAir-gapped signingUSB-C, NFC, QR code, microSD
approx. price≈ €230
7.9- isse.eu.com
- Hardware wallets
- Bitcoin-only wallets
15 models
Coinkite2022
Coldcard Mk4Secure Element chipAir-gapped signingUSB-C, NFC, microSD
approx. price≈ €160
6.3
NewCoinkite2026
Coldcard Mk5Secure Element chipAir-gapped signingUSB-C, NFC, microSD
approx. price≈ €160
6.9
Blockstream2025
Jade PlusAir-gapped signingOpen-source firmwareUSB-C, Bluetooth, QR code, microSD
approx. price≈ €140
9.4
Blockstream2021
JadeAir-gapped signingOpen-source firmwareUSB-C, Bluetooth, QR code
approx. price≈ €75
8.4
New
Foundation2022
Passport CoreSecure Element chipAir-gapped signingOpen-source firmwareQR code, microSD
approx. price≈ €180
8.9
New
9.4
Foundation · 2022
Passport CoreSecure Element chipAir-gapped signingOpen-source firmwareQR code, microSD
8.9
Coinkite · 2018
Coldcard Mk1
Coinkite · 2018
Coldcard Mk3
Coinkite · 2019
Coldcard Mk2| Model | Secure Element chip | Secure Element certification | Open-source firmware | Air-gapped signing | Signing connectivity | Screen size | Built-in battery | Weight | Score |
|---|---|---|---|---|---|---|---|---|---|
| Coinkite Coldcard Q 2024 | Yes | — | No | Yes | USB-C, NFC, QR code, microSD | 2.3″ | Yes | 93 g | 7.9 |
| Coinkite Coldcard Mk4 2022 | Yes | — | No | Yes | USB-C, NFC, microSD | 0.8″ | No | 30 g | 6.3 |
| Coinkite Coldcard Mk5 2026 | Yes | — | No | Yes | USB-C, NFC, microSD | 1.54″ | No | 30 g | 6.9 |
| Blockstream Jade Plus 2025 | No | — | Yes | Yes | USB-C, Bluetooth, QR code, microSD | 1.9″ | Yes | 25 g | 9.4 |
| Blockstream Jade 2021 | No | — | Yes | Yes | USB-C, Bluetooth, QR code | 1.14″ | Yes | 22 g | 8.4 |
| Blockstream Jade Core 2026 | No | — | Yes | No | USB-C, Bluetooth | 1.9″ | No | 20 g | 7.4 |
| Foundation Passport Core 2022 | Yes | — | Yes | Yes | QR code, microSD | 1.8″ | Yes | 120 g | 8.9 |
| TwentyTwo Portal 2024 | No | — | Yes | No | NFC | 0.91″ | No | 30 g | 3.8 |
| Cardware Wallet 2025 | Yes | EAL6+ | No | Yes | QR code | 2.14″ | No | 60 g | 5.8 |
| Block Bitkey 2024 | No | — | Yes | No | NFC | — | Yes | 65 g | 4.3 |
| Block Bitkey (2026) 2026 | No | — | Yes | No | NFC | — | Yes | 79 g | 4.8 |
| Frostsnap Device 2025 | No | — | Yes | No | USB-C | 1.69″ | No | 60 g | 5.3 |
| Coinkite Coldcard Mk1 2018 | — | — | No | — | — | — | — | — | |
| Coinkite Coldcard Mk3 2018 | — | — | No | — | — | — | — | 30 g | |
| Coinkite Coldcard Mk2 2019 | — | — | No | — | — | — | — | — |
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