Engineered Ameca vs Unitree R1
Generated from the registry · revision 2026-09-26 · openness out of 100
Ameca is 64 cm taller (187 vs 123 cm) and 33 kg heavier (62 vs 29 kg) than Unitree R1. Ameca has 35 more degrees of freedom (61 vs 26) than Unitree R1. Openness score: Ameca 0, Unitree R1 30 (of 100); only Unitree R1 publishes SIM and SW. Availability for both: buy.
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Side by side
■ rows differ| Field | Engineered ArtsEngineered Ameca | Unitree RoboticsUnitree R1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Engineered Arts | Unitree Robotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country (differs) | United Kingdom | China | |
| Year (differs) | 2021 | 2025 | |
| Specifications | |||
| Height (differs) | 187cm | 123cm | +64 cm (+52%) |
| Mass (differs) | 62kg | 29kg | +33 kg (+114%) |
| Degrees of freedom (differs) | 61 | 26 | +35 (+135%) |
| Payload | —unsourced | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | 60min | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | 5,900USD | |
| Actuators (differs) | Electric; 27 DOF head/face, 34 DOF upper body | Unitree in-house electric joint motors | |
| Compute (differs) | Embedded robot PC; Tritium robotOS (Linux/Yocto) | 8-core CPU; optional Jetson Orin (40-100 TOPS) | |
| Sensors (differs) | 2x 8MP eye cameras, binaural mics, 4-ch chest mic, LiDAR safety sensors | 4-mic array, monocular or binocular camera, joint encoders | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 0/ 100 | 30/ 100 | −30 |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) (differs) | not public | public | |
| Firmware (15) | not public | not public | |
| Software (10) (differs) | not public | public | |
| Trained policies (10) | not public | not public | |
| Verification level (differs) | L0 | 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: Ameca, Unitree R1.
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