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- Coldcard Mk1 vs Coldcard Mk3
Coinkite Coldcard Mk1 vs Coinkite Coldcard Mk3
What Coldcard Mk1 does better (0) and where Coldcard Mk3 wins (0) — every spec side by side.
3.0Open source3.0
Why is Coldcard Mk1 better than Coldcard Mk3?
Coldcard Mk1 has no measurable advantages in this pair.
Why is Coldcard Mk3 better than Coldcard Mk1?
Coldcard Mk3 has no measurable advantages in this pair.
Specifications
Side by side
| Firmware & open source | ||
| Open-source firmware | No | No |
| Source code available | Yes | Yes |
| Reproducible builds | No | No |
| Upgradable firmware | Yes | Yes |
| Design | ||
| Weight | — | 30 g |
| Length | — | 88 mm |
| Width | — | 51 mm |
| Thickness | — | 9 mm |
