#1 Blockstream2025
Jade PlusAir-gapped signingOpen-source firmwareUSB-C, Bluetooth, QR code, microSD
approx. price≈ €140
9.4Signing connectivity
Hardware wallets with signing connectivity microSD
12 models from 7 brands, 2020–2026 — compared by specs and score.
Models12
Brands7
Typical price€70–300
Top rated
Best with microSD
#1 
#2 Foundation2025
Passport PrimeSecure Element chipAir-gapped signingOpen-source firmwareBluetooth, QR code, microSD
approx. price≈ €320
9.3
#3 Specter2020
ShieldSecure Element chipAir-gapped signingOpen-source firmwareUSB, QR code, microSD
approx. price≈ €450
9.2
#4 Foundation2022
Passport CoreSecure Element chipAir-gapped signingOpen-source firmwareQR code, microSD
approx. price≈ €180
8.9All models with microSD
12
1 
9.4
2 
Foundation · 2025
Passport PrimeSecure Element chipAir-gapped signingOpen-source firmwareBluetooth, QR code, microSD
9.3
3 
9.2
4 
Foundation · 2022
Passport CoreSecure Element chipAir-gapped signingOpen-source firmwareQR code, microSD
8.9
6 
Specter · 2020
Shield LiteSecure Element chipAir-gapped signingOpen-source firmwareUSB, QR code, microSD
8.2
Brands using microSD
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