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3 models
| Model | Secure Element chip | Secure Element certification | Open-source firmware | Air-gapped signing | Signing connectivity | Screen size | Built-in battery | Weight | Score |
|---|---|---|---|---|---|---|---|---|---|
| CoolWallet Pro 2021 | Yes | EAL6+ | No | No | USB, Bluetooth, NFC | 1.03″ | Yes | 6 g | 7.7 |
| CoolWallet Go 2025 | Yes | EAL6+ | No | No | NFC | — | No | 3 g | 5.5 |
| CoolWallet S 2018 | Yes | EAL5+ | No | No | USB, Bluetooth | 1.03″ | Yes | 6 g | 3.8 |
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