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 humanoidsAsimov 1 is 3 cm shorter (120 vs 123 cm) and 6 kg heavier (35 vs 29 kg) than Unitree R1. Asimov 1 has 1 fewer degrees of freedom (25 vs 26) than Unitree R1. Listed prices: Asimov 1 $20,000, Unitree R1 $5,900. Openness score: Asimov 1 70, Unitree R1 30 (of 100); only Asimov 1 publishes CAD and FW. Availability: Asimov 1 kit, Unitree R1 buy.
| Field | Menlo Research (Asimov)Menlo Asimov 1 | Unitree RoboticsUnitree R1 | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Menlo Research (Asimov) | Unitree Robotics | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability (differs) | Kit | Buy | |
| Country (differs) | Singapore | China | |
| Year (differs) | 2026 | 2025 | |
| Specifications | |||
| Height (differs) | 120cm | 123cm | −3 cm (-2%) |
| Mass (differs) | 35kg | 29kg | +6 kg (+21%) |
| Degrees of freedom (differs) | 25 | 26 | −1 (-4%) |
| Payload | —unsourced | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | 60min | |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 20,000USD | 5,900USD | +14,100 USD (+239%) |
| Actuators (differs) | CAN-bus actuators; 6 DOF/leg, 5 DOF/arm, 1 waist, 2 neck; RSU ankle with passive toes | Unitree in-house electric joint motors | |
| Compute (differs) | Raspberry Pi 5 (media/network) + Radxa CM5 (motion control) | 8-core CPU; optional Jetson Orin (40-100 TOPS) | |
| Sensors (differs) | 2MP monocular camera, stereo mic array, 6-DOF IMU, joint states | 4-mic array, monocular or binocular camera, joint encoders | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 70/ 100 | 30/ 100 | +40 |
| CAD (25) (differs) | public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) (differs) | public | not public | |
| Software (10) | public | public | |
| Trained policies (10) | not public | not public | |
| Verification level | L1 | L1 | |
| Sources (differs) | 3 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
03
Best-documented pairs
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