Figure 03 vs Kepler Forerunner K2 "Bumblebee"
Generated from the registry · revision 2026-09-26 · openness out of 100
Figure 03 is 3 cm shorter (172 vs 175 cm) and 14 kg lighter (61 vs 75 kg) than Kepler Forerunner K2 "Bumblebee". Figure 03 has 17 fewer degrees of freedom (35 vs 52) and 10 kg less rated payload (20 vs 30 kg) than Kepler Forerunner K2 "Bumblebee". Kepler Forerunner K2 "Bumblebee" lists at $30,000; Figure 03 is not for sale. Both score 0/100 on openness. Availability: Figure 03 not for sale, Kepler Forerunner K2 "Bumblebee" buy.
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Side by side
■ rows differ| Field | Figure AIFigure 03 | Kepler Robotics (Shanghai Kepler Exploration Robot Co.)Kepler Forerunner K2 "Bumblebee" | Δ first − second |
|---|---|---|---|
| Identity | |||
| Maker (differs) | Figure AI | Kepler Robotics (Shanghai Kepler Exploration Robot Co.) | |
| Class | Humanoid | Humanoid | |
| Status | Active | Active | |
| Availability (differs) | Not for sale | Buy | |
| Country (differs) | United States | China | |
| Year (differs) | 2025 | 2024 | |
| Specifications | |||
| Height (differs) | 172cm | 175cm | −3 cm (-2%) |
| Mass (differs) | 61kg | 75kg | −14 kg (-19%) |
| Degrees of freedom (differs) | 35 | 52 | −17 (-33%) |
| Payload (differs) | 20kg | 30kg | −10 kg (-33%) |
| Top speed | —unsourced | —unsourced | |
| Runtime (differs) | 300min | 480min | −180 min (-37%) |
| Battery capacity | —unsourced | 2,330Wh | |
| Price (differs) | Not for sale | 30,000USD | |
| Actuators (differs) | Electric; 2x faster with improved torque density vs F.02 | Hybrid roller-screw linear + rotary actuators | |
| Compute (differs) | Helix VLA onboard | 100 TOPS onboard | |
| Sensors (differs) | Redesigned cameras (2x frame rate, 60% wider FOV), palm cameras, fingertip tactile sensors (~3 g) | 80+ integrated sensors; tactile dexterous hands | |
| Openness and provenance | |||
| Openness bar | |||
| Openness score | 0/ 100 | 0/ 100 | = |
| CAD (25) | not public | not public | |
| Bill of materials (20) | not public | not public | |
| Sim model (URDF/MJCF) (20) | not public | not public | |
| Firmware (15) | not public | not public | |
| Software (10) | not public | not public | |
| Trained policies (10) | not public | not public | |
| Verification level | L0 | L0 | |
| Sources | 2 | 2 | |
| Last checked | 2026-09-24 | 2026-09-24 | |
A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Figure 03, Kepler Forerunner K2 "Bumblebee".
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