Engineered Ameca vs Unitree G1
Generated from the registry · revision 2026-09-26 · openness out of 100
Ameca is 55 cm taller (187 vs 132 cm) and 27 kg heavier (62 vs 35 kg) than Unitree G1. Ameca has 38 more degrees of freedom (61 vs 23) than Unitree G1. Openness score: Ameca 0, Unitree G1 40 (of 100); only Unitree G1 publishes SIM, SW and POL. Availability for both: buy.
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Side by side
■ rows differ| Field | Engineered ArtsEngineered Ameca | Unitree RoboticsUnitree G1 | 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 | 2024 | |
| Specifications | |||
| Height (differs) | 187cm | 132cm | +55 cm (+42%) |
| Mass (differs) | 62kg | 35kg | +27 kg (+77%) |
| Degrees of freedom (differs) | 61 | 23 | +38 (+165%) |
| Payload | —unsourced | 2kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | 120min | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | 13,500USD | |
| 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 module (EDU) | |
| Sensors (differs) | 2x 8MP eye cameras, binaural mics, 4-ch chest mic, LiDAR safety sensors | Depth camera, 3D LiDAR, 4-mic array | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 0/ 100 | 40/ 100 | −40 |
| 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) (differs) | not public | public | |
| Verification level (differs) | L0 | L2 | |
| 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 G1.
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