Menlo Asimov 1 vs Stanford ToddlerBot
Generated from the registry · revision 2026-09-26 · openness out of 100
Asimov 1 is 64 cm taller (120 vs 56 cm) and 31.6 kg heavier (35 vs 3.4 kg) than ToddlerBot. Asimov 1 has 5 fewer degrees of freedom (25 vs 30) than ToddlerBot. Openness score: Asimov 1 70, ToddlerBot 100 (of 100); only ToddlerBot publishes BOM and POL. Availability: Asimov 1 kit, ToddlerBot diy build.
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Side by side
■ rows differ| Field | Menlo Research (Asimov)Menlo Asimov 1 | Stanford UniversityStanford ToddlerBot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Menlo Research (Asimov) | Stanford University | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Research | |
| Availability (differs) | Kit | DIY build | |
| Country (differs) | Singapore | United States | |
| Year (differs) | 2026 | 2025 | |
| Specifications | |||
| Height (differs) | 120cm | 56cm | +64 cm (+114%) |
| Mass (differs) | 35kg | 3.4kg | +31.6 kg (+929%) |
| Degrees of freedom (differs) | 25 | 30 | −5 (-17%) |
| Payload | —unsourced | 1.48kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | 20,000USD | —unsourced | |
| Actuators (differs) | CAN-bus actuators; 6 DOF/leg, 5 DOF/arm, 1 waist, 2 neck; RSU ankle with passive toes | servo actuators; 7 DOF/arm, 6 DOF/leg, 2 neck, 2 waist | |
| Compute (differs) | Raspberry Pi 5 (media/network) + Radxa CM5 (motion control) | NVIDIA Jetson Orin NX 16GB | |
| Sensors | 2MP monocular camera, stereo mic array, 6-DOF IMU, joint states | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 70/ 100 | 100/ 100 | −30 |
| CAD (25) | public | public | |
| Bill of materials (20) (differs) | not public | public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) | public | public | |
| Software (10) | public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level (differs) | L1 | L2 | |
| Sources | 3 | 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: Asimov 1, ToddlerBot.
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