GR-2 vs K1
Humanoid robot spec comparison — Fourier Intelligence vs Booster Robotics.
| Spec | GR-2 | K1 |
|---|---|---|
| Released | 2024-09 | 2025-10 |
| Status | Production | Production |
| Height | 175 cm | 95 cm |
| Payload | 3 kg | — |
| Degrees of freedom | 53 | 22 |
| Runtime | 120 min | 80 min |
| Top speed | 1.39 m/s | 0.4 m/s |
| Price | — | $12.5k |
| Robo2u Score | 49 | 54 |
Highlighted = better on that spec (lower is better for price and weight; newer for release). The Robo2u Score is a transparent composite — see the Humanoid Showdown for the full field.
