K1 vs R1
Humanoid robot spec comparison — Booster Robotics vs Unitree Robotics.
| Spec | K1 | R1 |
|---|---|---|
| Released | 2025-10 | 2025-07 |
| Status | Production | Production |
| Height | 95 cm | 122 cm |
| Payload | — | 2 kg |
| Degrees of freedom | 22 | 26 |
| Runtime | 80 min | 60 min |
| Top speed | 0.4 m/s | 2.5 m/s |
| Price | $12.5k | $5.9k |
| Robo2u Score | 54 | 53 |
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.
