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 10 cm shorter (130 vs 140 cm) and 93 kg lighter (38 vs 131 kg) than Rainbow Robotics RB-Y1. Fourier N1 has 3 more degrees of freedom (23 vs 20) than Rainbow Robotics RB-Y1. Openness score: Fourier N1 85, Rainbow Robotics RB-Y1 30 (of 100); only Fourier N1 publishes CAD, BOM and POL. Availability for both: buy.
| Field | Fourier (Fourier Intelligence)Fourier N1 | Rainbow RoboticsRainbow Robotics RB-Y1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Fourier (Fourier Intelligence) | Rainbow Robotics | |
| Class (differs) | Humanoid | Wheeled humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country (differs) | China | South Korea | |
| Year (differs) | 2025 | 2024 | |
| Specifications | |||
| Height (differs) | 130cm | 140cm | −10 cm (-7%) |
| Mass (differs) | 38kg | 131kg | −93 kg (-71%) |
| Degrees of freedom (differs) | 23 | 20 | +3 (+15%) |
| Payload | —unsourced | 3kg | |
| Top speed (differs) | 3.5m/s | 1.5m/s | +2 m/s (+133%) |
| Runtime | 120min | —unsourced | |
| Battery capacity | —unsourced | 1,250Wh | |
| Price | —unsourced | —unsourced | |
| Actuators (differs) | Fourier FSA actuators; URDF effort limits 95 N·m x4, 54 N·m x7, 30 N·m x12 | Rainbow in-house joint modules | |
| Compute | —unsourced | Dual-PC (real-time robot PC + user PC with ROS 2) | |
| Sensors | —unsourced | Built-in wrist force/torque sensors (v1.2); optional camera | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 85/ 100 | 30/ 100 | +55 |
| CAD (25) (differs) | public | not public | |
| Bill of materials (20) (differs) | public | not public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) | not public | not public | |
| Software (10) | public | public | |
| Trained policies (10) (differs) | public | not public | |
| Verification level | L2 | L2 | |
| Sources (differs) | 8 | 2 | |
| Last checked (differs) | 2026-09-25 | 2026-09-24 | |
03
Best-documented pairs
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