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- Essential vs Blue
Keystone Essential vs Ledger Blue
What Essential does better (0) and where Blue wins (1) — every spec side by side.
Why is Essential better than Blue?
Essential has no measurable advantages in this pair.
Why is Blue better than Essential?
- Weight115 g vs 90 g+28%
Specifications
Side by side
| Firmware & open source | ||
| Open-source firmware | No | No |
| Source code available | No | No |
| Upgradable firmware | Yes | — |
| Design | ||
| Weight | 115 g | 90 g |
| Length | — | 97 mm |
| Width | — | 68 mm |
| Thickness | — | 10 mm |
