Engineered Ameca vs Stanford ToddlerBot
Generated from the registry · revision 2026-09-26 · openness out of 100
Ameca is 131 cm taller (187 vs 56 cm) and 58.6 kg heavier (62 vs 3.4 kg) than ToddlerBot. Ameca has 31 more degrees of freedom (61 vs 30) than ToddlerBot. Openness score: Ameca 0, ToddlerBot 100 (of 100); only ToddlerBot publishes CAD, BOM, SIM, FW, SW and POL. Availability: Ameca buy, ToddlerBot diy build.
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Side by side
■ rows differ| Field | Engineered ArtsEngineered Ameca | Stanford UniversityStanford ToddlerBot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Engineered Arts | Stanford University | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Research | |
| Availability (differs) | Buy | DIY build | |
| Country (differs) | United Kingdom | United States | |
| Year (differs) | 2021 | 2025 | |
| Specifications | |||
| Height (differs) | 187cm | 56cm | +131 cm (+234%) |
| Mass (differs) | 62kg | 3.4kg | +58.6 kg (+1724%) |
| Degrees of freedom (differs) | 61 | 30 | +31 (+103%) |
| Payload | —unsourced | 1.48kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | —unsourced | |
| Actuators (differs) | Electric; 27 DOF head/face, 34 DOF upper body | servo actuators; 7 DOF/arm, 6 DOF/leg, 2 neck, 2 waist | |
| Compute (differs) | Embedded robot PC; Tritium robotOS (Linux/Yocto) | NVIDIA Jetson Orin NX 16GB | |
| Sensors | 2x 8MP eye cameras, binaural mics, 4-ch chest mic, LiDAR safety sensors | —unsourced | |
| 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 | L2 | |
| Sources (differs) | 2 | 3 | |
| Last checked (differs) | 2026-09-24 | 2026-09-25 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Ameca, ToddlerBot.
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