Sanctuary Phoenix vs Stanford ToddlerBot
Generated from the registry · revision 2026-09-26 · openness out of 100
Phoenix is 114 cm taller (170 vs 56 cm) and 66.6 kg heavier (70 vs 3.4 kg) than ToddlerBot. Phoenix has 23.52 kg more rated payload (25 vs 1.48 kg) than ToddlerBot. Openness score: Phoenix 0, ToddlerBot 100 (of 100); only ToddlerBot publishes CAD, BOM, SIM, FW, SW and POL. Availability: Phoenix not for sale, ToddlerBot diy build.
01
Side by side
■ rows differ| Field | Sanctuary AISanctuary Phoenix | Stanford UniversityStanford ToddlerBot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Sanctuary AI | Stanford University | |
| Class | Humanoid | Humanoid | |
| Status | Research | Research | |
| Availability (differs) | Not for sale | DIY build | |
| Country (differs) | Canada | United States | |
| Year (differs) | 2023 | 2025 | |
| Specifications | |||
| Height (differs) | 170cm | 56cm | +114 cm (+204%) |
| Mass (differs) | 70kg | 3.4kg | +66.6 kg (+1959%) |
| Degrees of freedom | —unsourced | 30 | |
| Payload (differs) | 25kg | 1.48kg | +23.52 kg (+1589%) |
| Top speed | 1.3m/s | —unsourced | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price | Not for sale | —unsourced | |
| Actuators (differs) | Hydraulic hands (20 DOF total across both hands) | servo actuators; 7 DOF/arm, 6 DOF/leg, 2 neck, 2 waist | |
| Compute (differs) | Carbon AI control system | NVIDIA Jetson Orin NX 16GB | |
| Sensors | Haptic sensing in hands | —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: Phoenix, ToddlerBot.
02