Compare humanoids
Pick two to four robots. Every pair also has its own permanent page, 1,326 in total, generated from the same records.
01
Pick robots
52 humanoidsNo height, mass, DOF or payload figure is sourced for both Fourier GR-2 and Optimus yet. Openness score: Fourier GR-2 30, Optimus 0 (of 100); only Fourier GR-2 publishes SIM and SW. Availability: Fourier GR-2 buy, Optimus not for sale.
| Field | Fourier (Fourier Intelligence)Fourier GR-2 | TeslaTesla Optimus | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Fourier (Fourier Intelligence) | Tesla | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Announced | |
| Availability (differs) | Buy | Not for sale | |
| Country (differs) | China | United States | |
| Year (differs) | 2024 | 2022 | |
| Specifications | |||
| Height | 175cm | —unsourced | |
| Mass | 63kg | —unsourced | |
| Degrees of freedom | 53 | —unsourced | |
| Payload | 3kg | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | 120min | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | Not for sale | |
| Actuators | Fourier FSA 2.0 actuators (>380 N·m peak) | —unsourced | |
| Compute | —unsourced | —unsourced | |
| Sensors | —unsourced | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 30/ 100 | 0/ 100 | +30 |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) (differs) | public | not public | |
| Firmware (15) | not public | not public | |
| Software (10) (differs) | public | not public | |
| Trained policies (10) | not public | not public | |
| Verification level (differs) | L1 | L0 | |
| Sources (differs) | 2 | 3 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
03
Best-documented pairs
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