Kepler Forerunner K2 "Bumblebee" vs RoboParty ROBOTO_ORIGIN
Generated from the registry · revision 2026-09-26 · openness out of 100
Kepler Forerunner K2 "Bumblebee" is 50 cm taller (175 vs 125 cm) and 41 kg heavier (75 vs 34 kg) than ROBOTO_ORIGIN. Kepler Forerunner K2 "Bumblebee" has 29 more degrees of freedom (52 vs 23) than ROBOTO_ORIGIN. Openness score: Kepler Forerunner K2 "Bumblebee" 0, ROBOTO_ORIGIN 100 (of 100); only ROBOTO_ORIGIN publishes CAD, BOM, SIM, FW, SW and POL. Availability: Kepler Forerunner K2 "Bumblebee" buy, ROBOTO_ORIGIN diy build.
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Side by side
■ rows differ| Field | Kepler Robotics (Shanghai Kepler Exploration Robot Co.)Kepler Forerunner K2 "Bumblebee" | RoboParty (Shanghai RoboParty Technology)RoboParty ROBOTO_ORIGIN | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Kepler Robotics (Shanghai Kepler Exploration Robot Co.) | RoboParty (Shanghai RoboParty Technology) | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability (differs) | Buy | DIY build | |
| Country | China | China | |
| Year (differs) | 2024 | 2025 | |
| Specifications | |||
| Height (differs) | 175cm | 125cm | +50 cm (+40%) |
| Mass (differs) | 75kg | 34kg | +41 kg (+121%) |
| Degrees of freedom (differs) | 52 | 23 | +29 (+126%) |
| Payload | 30kg | —unsourced | |
| Top speed | —unsourced | 3m/s | |
| Runtime (differs) | 480min | 120min | +360 min (+300%) |
| Battery capacity | 2,330Wh | —unsourced | |
| Price | 30,000USD | —unsourced | |
| Actuators (differs) | Hybrid roller-screw linear + rotary actuators | 120 N·m peak joint torque (maker claim) | |
| Compute | 100 TOPS onboard | —unsourced | |
| Sensors (differs) | 80+ integrated sensors; tactile dexterous hands | Intel D435i depth camera and 3D LiDAR (both optional) | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score (differs) | 0/ 100 | 100/ 100 | −100 |
| CAD (25) (differs) | not public | public | |
| Bill of materials (20) (differs) | not public | public | |
| Sim model (URDF/MJCF) (20) (differs) | not public | public | |
| Firmware (15) (differs) | not public | public | |
| Software (10) (differs) | not public | public | |
| Trained policies (10) (differs) | not public | public | |
| Verification level (differs) | L0 | L1 | |
| Sources (differs) | 2 | 5 | |
| Last checked (differs) | 2026-09-24 | 2026-09-25 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Kepler Forerunner K2 "Bumblebee", ROBOTO_ORIGIN.
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