Fourier GR-3 vs Unitree H2
Fourier against Unitree Robotics, 5 specifications published by both.
Key differences
- Fourier GR-3 is heavier (71 kg vs 70 kg for Unitree H2).
- Unitree H2 carries more (7 kg vs 3 kg for Fourier GR-3).
- Unitree H2 is taller (1.82 m vs 1.65 m for Fourier GR-3).
- Fourier GR-3 has more degrees of freedom (55 vs 31 for Unitree H2).
Side by side
| Spec | Fourier GR-3 | Unitree H2 |
|---|---|---|
| Status | Prototype support-old.fftai.com | Commercially available unitree.com |
| Price | — | $29,900 unitree.com |
| Mass | 71 kg | 70 kg About 70 kg with battery |
| Runtime per charge | 3 h | 3 h About 3 h, 0.972 kWh battery |
| Payload | 3 kg Single hand load capacity | 7 kg (better) Rated arm payload about 7 kg; peak about 15 kg |
| Height | 1.65 m | 1.82 m |
| Degrees of freedom | 55 (better) Up to 55, depending on hand option | 31 6 per leg, 7 per arm, 3 waist, 2 head; hands not included |
| Top speed | 6.1 km/h Walking speed | — |
| Hand DoF (per hand) | 6 Standard hand; optional 12-DoF dexterous hand | — |
| Swappable battery | Yes | — |
| Dimensions (L × W × H) | — | — |
| Reach | — | — |
| Ingress protection | — | — |
Bold = better where higher or lower is clearly better · “—” = not published