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- DIY Hardware Wallet vs Ultra
Bowser DIY Hardware Wallet vs ColdLar Ultra
What DIY Hardware Wallet does better (1) and where Ultra wins (0) — every spec side by side.
7.4Open source3.3
Why is DIY Hardware Wallet better than Ultra?
- Source code availableYes · Ultra: No
Why is Ultra better than DIY Hardware Wallet?
Ultra has no measurable advantages in this pair.
Specifications
Side by side
| Firmware & open source | ||
| Open-source firmware | No | No |
| Source code available | Yes | No |
| Reproducible builds | No | — |
| Upgradable firmware | Yes | — |
| Design | ||
| Weight | — | 160 g |
| Length | — | 140 mm |
| Width | — | 71 mm |
| Thickness | — | 8.6 mm |
