B2 vs FX Navi
Quadruped robot spec comparison — Unitree vs Faraday Future.
| Spec | B2 | FX Navi |
|---|---|---|
| Released | 2023-11 | 2026-06 |
| Status | Production | Production |
| Payload | 40 kg | — |
| Weight | 60 kg | 8 kg |
| Degrees of freedom | 12 | 12 |
| Runtime | 240 min | — |
| Top speed | 6 m/s | — |
| Price | $100k | $2.0k |
| Robo2u Score | 74 | 70 |
Highlighted = better on that spec (lower is better for price and weight; newer for release). The Robo2u Score is a transparent composite — see the Quadruped Robots for the full field.
