K-Scale K-Bot vs Noetix Bumi
Generated from the registry · revision 2026-09-26 · openness out of 100
K-Bot is 46 cm taller (140 vs 94 cm) and 22 kg heavier (34 vs 12 kg) than Noetix Bumi. K-Bot has 1 fewer degrees of freedom (20 vs 21) than Noetix Bumi. Listed prices: K-Bot $8,999, Noetix Bumi $1,400. Openness score: K-Bot 100, Noetix Bumi 0 (of 100); only K-Bot publishes CAD, BOM, SIM, FW, SW and POL. Availability: K-Bot diy build, Noetix Bumi buy.
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Side by side
■ rows differ| Field | K-Scale LabsK-Scale K-Bot | Noetix Robotics (Songyan Dynamics)Noetix Bumi | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | K-Scale Labs | Noetix Robotics (Songyan Dynamics) | |
| Class | Humanoid | Humanoid | |
| Status (differs) | Discontinued | Active | |
| Availability (differs) | DIY build | Buy | |
| Country (differs) | United States | China | |
| Year | 2025 | 2025 | |
| Specifications | |||
| Height (differs) | 140cm | 94cm | +46 cm (+49%) |
| Mass (differs) | 34kg | 12kg | +22 kg (+183%) |
| Degrees of freedom (differs) | 20 | 21 | −1 (-5%) |
| Payload | 10kg | —unsourced | |
| Top speed | —unsourced | —unsourced | |
| Runtime | 240min | —unsourced | |
| Battery capacity | —unsourced | —unsourced | |
| Price (differs) | 8,999USD | 1,400USD | +7,599 USD (+543%) |
| Actuators | RobStride RS00 x2, RS02 x6, RS03 x8, RS04 x4 | —unsourced | |
| Compute | Raspberry Pi 5 | —unsourced | |
| Sensors | cameras, microphones, head sensor array | —unsourced | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 100/ 100 | 0/ 100 | +100 |
| CAD (25) (differs) | public | not public | |
| Bill of materials (20) (differs) | 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) (differs) | public | not public | |
| Verification level (differs) | L1 | L0 | |
| Sources (differs) | 7 | 2 | |
| Last checked (differs) | 2026-09-25 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: K-Bot, Noetix Bumi.
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