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 humanoidsFourier N1 is 74 cm taller (130 vs 56 cm) and 34.6 kg heavier (38 vs 3.4 kg) than ToddlerBot. Fourier N1 has 7 fewer degrees of freedom (23 vs 30) than ToddlerBot. Openness score: Fourier N1 85, ToddlerBot 100 (of 100); only ToddlerBot publishes FW. Availability: Fourier N1 buy, ToddlerBot diy build.
| Field | Fourier (Fourier Intelligence)Fourier N1 | Stanford UniversityStanford ToddlerBot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Fourier (Fourier Intelligence) | Stanford University | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Research | |
| Availability (differs) | Buy | DIY build | |
| Country (differs) | China | United States | |
| Year | 2025 | 2025 | |
| Specifications | |||
| Height (differs) | 130cm | 56cm | +74 cm (+132%) |
| Mass (differs) | 38kg | 3.4kg | +34.6 kg (+1018%) |
| Degrees of freedom (differs) | 23 | 30 | −7 (-23%) |
| Payload | —unsourced | 1.48kg | |
| Top speed | 3.5m/s | —unsourced | |
| Runtime | 120min | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | —unsourced | |
| Actuators (differs) | Fourier FSA actuators; URDF effort limits 95 N·m x4, 54 N·m x7, 30 N·m x12 | servo actuators; 7 DOF/arm, 6 DOF/leg, 2 neck, 2 waist | |
| Compute | —unsourced | NVIDIA Jetson Orin NX 16GB | |
| Sensors | —unsourced | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 85/ 100 | 100/ 100 | −15 |
| CAD (25) | public | public | |
| Bill of materials (20) | public | public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) (differs) | not public | public | |
| Software (10) | public | public | |
| Trained policies (10) | public | public | |
| Verification level | L2 | L2 | |
| Sources (differs) | 8 | 3 | |
| Last checked | 2026-09-25 | 2026-09-25 | |
03
Best-documented pairs
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