Iron 2 vs Luna
Humanoid robot spec comparison — XPENG vs LimX Dynamics.
| Spec | Iron 2 | Luna |
|---|---|---|
| Released | 2025-11 | 2026-05 |
| Status | Prototype | Production |
| Height | 178 cm | 160 cm |
| Payload | — | 3 kg |
| Degrees of freedom | 82 | 27 |
| Runtime | — | 240 min |
| Top speed | 2 m/s | 1.39 m/s |
| Price | — | $41k |
| Robo2u Score | 61 | 67 |
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.
