Reflex vs Walker S2
Humanoid robot spec comparison — Reflex Robotics vs UBTECH.
Reflex Robotics
Reflex
78 / 100 Robo2u Score
New York wheeled general-purpose humanoid with dual arms (25+ lb each
| Spec | Reflex | Walker S2 |
|---|---|---|
| Released | 2024-03 | 2025-07 |
| Status | Pilot | Deployed |
| Height | 170 cm | 176 cm |
| Payload | 22.7 kg | 15 kg |
| Degrees of freedom | — | 52 |
| Runtime | 960 min | 120 min |
| Top speed | — | 2 m/s |
| Price | $50k | — |
| Robo2u Score | 78 | 76 |
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.
