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 humanoidsAmeca is 47 cm taller (187 vs 140 cm) and 28 kg heavier (62 vs 34 kg) than K-Bot. Ameca has 41 more degrees of freedom (61 vs 20) than K-Bot. Openness score: Ameca 0, K-Bot 100 (of 100); only K-Bot publishes CAD, BOM, SIM, FW, SW and POL. Availability: Ameca buy, K-Bot diy build.
| Field | Engineered ArtsEngineered Ameca | K-Scale LabsK-Scale K-Bot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Engineered Arts | K-Scale Labs | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Discontinued | |
| Availability (differs) | Buy | DIY build | |
| Country (differs) | United Kingdom | United States | |
| Year (differs) | 2021 | 2025 | |
| Specifications | |||
| Height (differs) | 187cm | 140cm | +47 cm (+34%) |
| Mass (differs) | 62kg | 34kg | +28 kg (+82%) |
| Degrees of freedom (differs) | 61 | 20 | +41 (+205%) |
| Payload | —unsourced | 10kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | 240min | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | 8,999USD | |
| Actuators (differs) | Electric; 27 DOF head/face, 34 DOF upper body | RobStride RS00 x2, RS02 x6, RS03 x8, RS04 x4 | |
| Compute (differs) | Embedded robot PC; Tritium robotOS (Linux/Yocto) | Raspberry Pi 5 | |
| Sensors (differs) | 2x 8MP eye cameras, binaural mics, 4-ch chest mic, LiDAR safety sensors | cameras, microphones, head sensor array | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 0/ 100 | 100/ 100 | −100 |
| CAD (25) (differs) | not public | public | |
| Bill of materials (20) (differs) | not public | public | |
| Sim model (URDF/MJCF) (20) (differs) | not public | public | |
| Firmware (15) (differs) | not public | public | |
| Software (10) (differs) | not public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level (differs) | L0 | L1 | |
| Sources (differs) | 2 | 7 | |
| Last checked (differs) | 2026-09-24 | 2026-09-25 | |
03
Best-documented pairs
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