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 Asimov 1 and Optimus yet. Asimov 1 lists at $20,000; Optimus is not for sale. Openness score: Asimov 1 70, Optimus 0 (of 100); only Asimov 1 publishes CAD, SIM, FW and SW. Availability: Asimov 1 kit, Optimus not for sale.
| Field | Menlo Research (Asimov)Menlo Asimov 1 | TeslaTesla Optimus | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Menlo Research (Asimov) | Tesla | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Announced | |
| Availability (differs) | Kit | Not for sale | |
| Country (differs) | Singapore | United States | |
| Year (differs) | 2026 | 2022 | |
| Specifications | |||
| Height | 120cm | —unsourced | |
| Mass | 35kg | —unsourced | |
| Degrees of freedom | 25 | —unsourced | |
| Payload | —unsourced | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | —unsourced | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 20,000USD | Not for sale | |
| Actuators | CAN-bus actuators; 6 DOF/leg, 5 DOF/arm, 1 waist, 2 neck; RSU ankle with passive toes | —unsourced | |
| Compute | Raspberry Pi 5 (media/network) + Radxa CM5 (motion control) | —unsourced | |
| Sensors | 2MP monocular camera, stereo mic array, 6-DOF IMU, joint states | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 70/ 100 | 0/ 100 | +70 |
| CAD (25) (differs) | public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) (differs) | public | not public | |
| Firmware (15) (differs) | public | not public | |
| Software (10) (differs) | public | not public | |
| Trained policies (10) | not public | not public | |
| Verification level (differs) | L1 | L0 | |
| Sources | 3 | 3 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
03
Best-documented pairs
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