1LedgerNano SWeight 16 g vs 18 g Source code available Thickness 9.1 mm vs 2.2 mm Compare with RazorCompare
2Prokey · 2020Optimum5.0≈ €65 Open-source firmware Weight 17 g vs 18 g Thickness 9.4 mm vs 2.2 mm Compare with RazorCompare
4BitBox · 2019BitBox028.6≈ €150 Open-source firmware Reproducible builds Weight 12 g vs 18 g Thickness 9.6 mm vs 2.2 mm Compare with RazorCompare
5SecurityArtsQUANTUM≈ €45 Weight 12 g vs 18 g Source code available Thickness 8 mm vs 2.2 mm Compare with RazorCompare
6ArchosSafe-T mini≈ €50 Weight 12 g vs 18 g Source code available Thickness 7.5 mm vs 2.2 mm Compare with RazorCompare
8KASSEHK-1000≈ €40 Weight 11 g vs 18 g Source code available Thickness 8.2 mm vs 2.2 mm Compare with RazorCompare