Booster K1 vs Sanctuary Phoenix
Generated from the registry · revision 2026-09-26 · openness out of 100
Booster K1 is 75 cm shorter (95 vs 170 cm) and 50.5 kg lighter (19.5 vs 70 kg) than Phoenix. Booster K1 lists at $4,999; Phoenix is not for sale. Openness score: Booster K1 30, Phoenix 0 (of 100); only Booster K1 publishes SIM and SW. Availability: Booster K1 buy, Phoenix not for sale.
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Side by side
■ rows differ| Field | Booster RoboticsBooster K1 | Sanctuary AISanctuary Phoenix | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Booster Robotics | Sanctuary AI | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Research | |
| Availability (differs) | Buy | Not for sale | |
| Country (differs) | China | Canada | |
| Year (differs) | 2025 | 2023 | |
| Specifications | |||
| Height (differs) | 95cm | 170cm | −75 cm (-44%) |
| Mass (differs) | 19.5kg | 70kg | −50.5 kg (-72%) |
| Degrees of freedom | 22 | —unsourced | |
| Payload | —unsourced | 25kg | |
| Top speed | —unsourced | 1.3m/s | |
| Runtime | 40min | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 4,999USD | Not for sale | |
| Actuators (differs) | Dual-encoder actuators | Hydraulic hands (20 DOF total across both hands) | |
| Compute (differs) | NVIDIA Jetson Orin NX 8GB (117 TOPS) base; up to 200 TOPS tier | Carbon AI control system | |
| Sensors (differs) | RGB-D camera, 9-axis IMU, microphone array | Haptic sensing in hands | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 30/ 100 | 0/ 100 | +30 |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) (differs) | public | not public | |
| Firmware (15) | not public | not public | |
| Software (10) (differs) | public | not public | |
| Trained policies (10) | not public | not public | |
| Verification level (differs) | L1 | L0 | |
| Sources | 2 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Booster K1, Phoenix.
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