The HopeJR vs Stanford ToddlerBot
Generated from the registry · revision 2026-09-26 · openness out of 100
HopeJR has 36 more degrees of freedom (66 vs 30) than ToddlerBot. Openness score: HopeJR 90, ToddlerBot 100 (of 100); only ToddlerBot publishes POL. Availability for both: diy build.
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Side by side
■ rows differ| Field | The Robot Studio & Hugging FaceThe HopeJR | Stanford UniversityStanford ToddlerBot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | The Robot Studio & Hugging Face | Stanford University | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Research | |
| Availability | DIY build | DIY build | |
| Country (differs) | France | United States | |
| Year | 2025 | 2025 | |
| Specifications | |||
| Height | —unsourced | 56cm | |
| Mass | —unsourced | 3.4kg | |
| Degrees of freedom (differs) | 66 | 30 | +36 (+120%) |
| Payload | —unsourced | 1.48kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | 3,000USD | —unsourced | |
| Actuators (differs) | Robstride 02 (humanoid body update) | servo actuators; 7 DOF/arm, 6 DOF/leg, 2 neck, 2 waist | |
| Compute | —unsourced | NVIDIA Jetson Orin NX 16GB | |
| Sensors | —unsourced | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 90/ 100 | 100/ 100 | −10 |
| CAD (25) | public | public | |
| Bill of materials (20) | 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 (differs) | 4 | 3 | |
| Last checked | 2026-09-25 | 2026-09-25 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: HopeJR, ToddlerBot.
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