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- Blue vs Pro 2
Ledger Blue vs OneKey Pro 2
What Blue does better (0) and where Pro 2 wins (4) — every spec side by side.
Why is Blue better than Pro 2?
Blue has no measurable advantages in this pair.
Why is Pro 2 better than Blue?
- Open-source firmwareNo · Blue: Yes
- Source code availableNo · Blue: Yes
- Weight90 g vs 51 g+76%
- Thickness10 mm vs 6.2 mm+61%
Specifications
Side by side
| Security | ||
| Secure Element chip | — | Yes |
| Secure Element certification | — | EAL6+ |
| Firmware & open source | ||
| Open-source firmware | No | Yes |
| Source code available | No | Yes |
| Device lock | ||
| Fingerprint unlock | — | Yes |
| Keys & backup | ||
| Shamir backup (SLIP-39) | — | Yes |
| Connectivity | ||
| Signing connectivity | — | USB-C, Bluetooth, NFC, QR |
| USB-C | — | Yes |
| Bluetooth | — | Yes |
| NFC | — | Yes |
| QR code camera | — | Yes |
| Screen & input | ||
| Screen | — | Yes |
| Screen size | — | 3.54″ |
| Screen type | — | AMOLED |
| Screen resolution | — | 1024 × 604 |
| Touchscreen | — | Yes |
| Colour screen | — | Yes |
| Gorilla Glass | — | Yes |
| Battery & power | ||
| Built-in battery | — | Yes |
| Battery capacity | — | 700 mAh |
| Wireless charging | — | Yes |
| Design | ||
| Weight | 90 g | 51 g |
| Length | 97 mm | 84.9 mm |
| Width | 68 mm | 53.2 mm |
| Thickness | 10 mm | 6.2 mm |
| Materials | — | Aluminum & Glass |
