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- Kelvin Wallet vs Coldcard Mk1
Chelpis Kelvin Wallet vs Coinkite Coldcard Mk1
What Kelvin Wallet does better (0) and where Coldcard Mk1 wins (1) — every spec side by side.
3.3Open source7.4
Why is Kelvin Wallet better than Coldcard Mk1?
Kelvin Wallet has no measurable advantages in this pair.
Why is Coldcard Mk1 better than Kelvin Wallet?
- Source code availableNo · Kelvin Wallet: Yes
Specifications
Side by side
| Firmware & open source | ||
| Open-source firmware | No | No |
| Source code available | No | Yes |
| Reproducible builds | — | No |
| Upgradable firmware | — | Yes |
| Design | ||
| Weight | 35 g | — |
| Length | 70 mm | — |
| Width | 40 mm | — |
| Thickness | 10 mm | — |
