Booster K1 vs GR-3
Humanoid robot spec comparison — Booster Robotics vs Fourier Intelligence.
Fourier Intelligence
GR-3
54 / 100 Robo2u Score
Care-focused companion humanoid with cushioned surfaces and…
| Spec | Booster K1 | GR-3 |
|---|---|---|
| Released | 2025-10 | 2025-08 |
| Status | Production | Production |
| Height | 95 cm | 165 cm |
| Payload | — | 3 kg |
| Degrees of freedom | 22 | 55 |
| Runtime | 80 min | 180 min |
| Top speed | 0.4 m/s | — |
| Price | $6.0k | — |
| Robo2u Score | 54 | 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.
