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 humanoidsApollo is 33 cm taller (173 vs 140 cm) and 39 kg heavier (73 vs 34 kg) than K-Bot. Apollo has 15 kg more rated payload (25 vs 10 kg) than K-Bot. K-Bot lists at $8,999; Apollo is not for sale. Openness score: Apollo 20, K-Bot 100 (of 100); only K-Bot publishes CAD, BOM, FW, SW and POL. Availability: Apollo not for sale, K-Bot diy build.
| Field | ApptronikApptronik Apollo | K-Scale LabsK-Scale K-Bot | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Apptronik | K-Scale Labs | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Active | Discontinued | |
| Availability (differs) | Not for sale | DIY build | |
| Country | United States | United States | |
| Year (differs) | 2023 | 2025 | |
| Specifications | |||
| Height (differs) | 173cm | 140cm | +33 cm (+24%) |
| Mass (differs) | 73kg | 34kg | +39 kg (+115%) |
| Degrees of freedom | —unsourced | 20 | |
| Payload (differs) | 25kg | 10kg | +15 kg (+150%) |
| Top speed | —unsourced | —unsourced | |
| Runtime | 240min | 240min | = |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | Not for sale | 8,999USD | |
| Actuators (differs) | Electric | RobStride RS00 x2, RS02 x6, RS03 x8, RS04 x4 | |
| Compute | —unsourced | Raspberry Pi 5 | |
| Sensors | —unsourced | cameras, microphones, head sensor array | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 20/ 100 | 100/ 100 | −80 |
| 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) (differs) | not public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level (differs) | L2 | L1 | |
| Sources (differs) | 4 | 7 | |
| Last checked (differs) | 2026-09-24 | 2026-09-25 | |
03
Best-documented pairs
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