Blockstream2025
Jade PlusAir-gapped signingOpen-source firmwareUSB-C, Bluetooth, QR code, microSD
approx. price≈ €140
9.4- isse.eu.com
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3 models
Blockstream2021
JadeAir-gapped signingOpen-source firmwareUSB-C, Bluetooth, QR code
approx. price≈ €75
8.4
New
9.4
| Model | Secure Element chip | Open-source firmware | Air-gapped signing | Signing connectivity | Screen size | Built-in battery | Weight | Score |
|---|---|---|---|---|---|---|---|---|
| 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 |
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