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 humanoidsBooster K1 is 45 cm shorter (95 vs 140 cm) and 14.5 kg lighter (19.5 vs 34 kg) than K-Bot. Booster K1 has 2 more degrees of freedom (22 vs 20) than K-Bot. Listed prices: Booster K1 $4,999, K-Bot $8,999. Openness score: Booster K1 30, K-Bot 100 (of 100); only K-Bot publishes CAD, BOM, FW and POL. Availability: Booster K1 buy, K-Bot diy build.
| Field | Booster RoboticsBooster K1 | K-Scale LabsK-Scale K-Bot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Booster Robotics | K-Scale Labs | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Discontinued | |
| Availability (differs) | Buy | DIY build | |
| Country (differs) | China | United States | |
| Year | 2025 | 2025 | |
| Specifications | |||
| Height (differs) | 95cm | 140cm | −45 cm (-32%) |
| Mass (differs) | 19.5kg | 34kg | −14.5 kg (-43%) |
| Degrees of freedom (differs) | 22 | 20 | +2 (+10%) |
| Payload | —unsourced | 10kg | |
| Top speed | —unsourced | —unsourced | |
| Runtime (differs) | 40min | 240min | −200 min (-83%) |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 4,999USD | 8,999USD | −4,000 USD (-44%) |
| Actuators (differs) | Dual-encoder actuators | RobStride RS00 x2, RS02 x6, RS03 x8, RS04 x4 | |
| Compute (differs) | NVIDIA Jetson Orin NX 8GB (117 TOPS) base; up to 200 TOPS tier | Raspberry Pi 5 | |
| Sensors (differs) | RGB-D camera, 9-axis IMU, microphone array | cameras, microphones, head sensor array | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 30/ 100 | 100/ 100 | −70 |
| CAD (25) (differs) | not public | public | |
| Bill of materials (20) (differs) | not public | public | |
| Sim model (URDF/MJCF) (20) | public | public | |
| Firmware (15) (differs) | not public | public | |
| Software (10) | public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level | L1 | L1 | |
| Sources (differs) | 2 | 7 | |
| Last checked (differs) | 2026-09-24 | 2026-09-25 | |
03
Best-documented pairs
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