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- Coldcard Mk1 vs MIRkey
Coinkite Coldcard Mk1 vs Elliptic Secure MIRkey
What Coldcard Mk1 does better (0) and where MIRkey wins (0) — every spec side by side.
Why is Coldcard Mk1 better than MIRkey?
Coldcard Mk1 has no measurable advantages in this pair.
Why is MIRkey better than Coldcard Mk1?
MIRkey has no measurable advantages in this pair.
Specifications
Side by side
| Firmware & open source | ||
| Open-source firmware | No | — |
| Source code available | Yes | — |
| Reproducible builds | No | — |
| Upgradable firmware | Yes | — |
| Design | ||
| Weight | — | 7 g |
| Length | — | 45 mm |
| Width | — | 19 mm |
| Thickness | — | 10 mm |
