Fourier GR-2 vs Unitree R1
Generated from the registry · revision 2026-09-26 · openness out of 100
Fourier GR-2 is 52 cm taller (175 vs 123 cm) and 34 kg heavier (63 vs 29 kg) than Unitree R1. Fourier GR-2 has 27 more degrees of freedom (53 vs 26) than Unitree R1. Both score 30/100 on openness. Availability for both: buy.
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Side by side
■ rows differ| Field | Fourier (Fourier Intelligence)Fourier GR-2 | Unitree RoboticsUnitree R1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Fourier (Fourier Intelligence) | Unitree Robotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country | China | China | |
| Year (differs) | 2024 | 2025 | |
| Specifications | |||
| Height (differs) | 175cm | 123cm | +52 cm (+42%) |
| Mass (differs) | 63kg | 29kg | +34 kg (+117%) |
| Degrees of freedom (differs) | 53 | 26 | +27 (+104%) |
| Payload | 3kg | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime (differs) | 120min | 60min | +60 min (+100%) |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | 5,900USD | |
| Actuators (differs) | Fourier FSA 2.0 actuators (>380 N·m peak) | Unitree in-house electric joint motors | |
| Compute | —unsourced | 8-core CPU; optional Jetson Orin (40-100 TOPS) | |
| Sensors | —unsourced | 4-mic array, monocular or binocular camera, joint encoders | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score | 30/ 100 | 30/ 100 | = |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) | not public | not public | |
| Software (10) | public | public | |
| Trained policies (10) | not public | not public | |
| Verification level | L1 | L1 | |
| Sources | 2 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Fourier GR-2, Unitree R1.
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