Compare humanoids
Pick two to four robots. Every pair also has its own permanent page, 1,326 in total, generated from the same records.
01
Pick robots
52 humanoidsNo height, mass, DOF or payload figure is sourced for both UBTech Walker S (S1 / S2) and Unitree R1 yet. Openness score: UBTech Walker S (S1 / S2) 0, Unitree R1 30 (of 100); only Unitree R1 publishes SIM and SW. Availability for both: buy.
| Field | UBTech RoboticsUBTech Walker S (S1 / S2) | Unitree RoboticsUnitree R1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | UBTech Robotics | Unitree Robotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability | Buy | Buy | |
| Country | China | China | |
| Year (differs) | 2023 | 2025 | |
| Specifications | |||
| Height | —unsourced | 123cm | |
| Mass | —unsourced | 29kg | |
| Degrees of freedom | —unsourced | 26 | |
| Payload | 15kg | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | 60min | |
| Battery capacity | —unsourced | —unsourced | |
| Price | —unsourced | 5,900USD | |
| Actuators (differs) | Servo joints with force feedback | Unitree in-house electric joint motors | |
| Compute (differs) | BrainNet 2.0 + Co-Agent (UBTech software) | 8-core CPU; optional Jetson Orin (40-100 TOPS) | |
| Sensors (differs) | RGB binocular stereo vision (S2) | 4-mic array, monocular or binocular camera, joint encoders | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 0/ 100 | 30/ 100 | −30 |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) (differs) | not public | public | |
| Firmware (15) | not public | not public | |
| Software (10) (differs) | not public | public | |
| Trained policies (10) | not public | not public | |
| Verification level (differs) | L0 | L1 | |
| Sources (differs) | 3 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
03
Best-documented pairs
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