Fourier N1 vs PNDbotics Adam Lite
Generated from the registry · revision 2026-09-26 · openness out of 100
Fourier N1 is 30 cm shorter (130 vs 160 cm) and 22 kg lighter (38 vs 60 kg) than Adam Lite. Fourier N1 has 2 fewer degrees of freedom (23 vs 25) than Adam Lite. Openness score: Fourier N1 85, Adam Lite 20 (of 100); only Fourier N1 publishes CAD, BOM, SW and POL. Availability for both: buy.
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Side by side
■ rows differ| Field | Fourier (Fourier Intelligence)Fourier N1 | PNDboticsPNDbotics Adam Lite | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Fourier (Fourier Intelligence) | PNDbotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country | China | China | |
| Year (differs) | 2025 | 2024 | |
| Specifications | |||
| Height (differs) | 130cm | 160cm | −30 cm (-19%) |
| Mass (differs) | 38kg | 60kg | −22 kg (-37%) |
| Degrees of freedom (differs) | 23 | 25 | −2 (-8%) |
| Payload | —unsourced | —unsourced | |
| 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 | quasi-direct-drive actuators | |
| Compute | —unsourced | —unsourced | |
| Sensors | —unsourced | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 85/ 100 | 20/ 100 | +65 |
| 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) (differs) | public | not public | |
| Trained policies (10) (differs) | public | not public | |
| Verification level | L2 | L2 | |
| Sources (differs) | 8 | 4 | |
| Last checked (differs) | 2026-09-25 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Fourier N1, Adam Lite.
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