K2 Bumblebee (大黄蜂) vs KUAVO 5
Kepler Exploration Robotics K2 Bumblebee (大黄蜂) and Leju Robotics KUAVO 5 compared on the same basis. Each value shows how sure we are of it, so a reported figure is not read as an official one.
- Height: K2 Bumblebee (大黄蜂) 175 cm · KUAVO 5 173 cm (2 cm apart)
- Weight: K2 Bumblebee (大黄蜂) 75 kg · KUAVO 5 63.5 kg (11.5 kg apart)
- Total degrees of freedom: K2 Bumblebee (大黄蜂) 52 · KUAVO 5 29 (23 apart)
- Payload: K2 Bumblebee (大黄蜂) 30 kg · KUAVO 5 10 kg (20 kg apart)
| Item | K2 Bumblebee (大黄蜂) | KUAVO 5 |
|---|---|---|
| Company | Kepler Exploration Robotics | Leju Robotics |
| Stage | Production | Production |
| Height cm | 175 Official | 173 Official |
| Weight kg | 75 Official | 63.5 Official |
| Total degrees of freedom | 52 Official | 29 Official |
| Max joint torque N·m | 200 Reported | — |
| Actuation | Electric (hybrid of KEPLERGEAR's own planetary roller screw linear actuators + rotary + micro actuators) Official | Electric Estimate |
| Walking speed km/h | 5 Reported | — |
| Top speed km/h | — | 5 Official |
| Hand DoF (per hand) | 11 Official | 6 Official |
| Fingers | 5 Reported | — |
| Payload kg | 30 Official | 10 Reported |
| Tactile sensors | 25 contact force sensors per finger, 6-axis wrist F/T sensor Reported | — |
| Runtime h | 8 Official | 1 Official |
| Battery kWh | 2.33 Rumor | 0.36 Estimate |
| Charging time h | 1 Reported | — |
| Compute unit | 100 TOPS high-performance main board + own Nebula (星云) system Official | Low-level control: GENE-MTH6 industrial board (Intel Core Ultra 7 255H, Arc 140T GPU, 64GB) / high level: NVIDIA Jetson Orin NX (advanced edition) or Jetson AGX Orin (MaxA, MaxB) Official |
| Compute performance TOPS | 100 Reported | — |
| Sensors | Flexible (tactile) sensors, 6-axis wrist force sensor, pure vision system (visual SLAM), inertial sensors, hearing sensors and speaker, 25 tactile points per finger Official | Orbbec Gemini-335L binocular depth camera (head), Livox Mid-360 lidar, 6-microphone array (360° sound localization), IMU, joint temperature sensors (LB01), 2 wrist RealSense D405 on MaxA/MaxB Official |
| AI model | Own hierarchical end-to-end physical AI (3 layers: perception → neural decision → actuation; 'KEPLER Embodied AI Gen3.0' end-to-end large model) + Kepler OS/Nebula system; walking uses reinforcement and imitation learning. Demonstrated a 'reverse-tactile full-modal VTLA large model' in 2026 Official | Integration with Huawei's Pangu physical AI foundation model (HDC2024) + examples in the official SDK docs of real-time voice interaction with the Doubao (豆包) large model and imitation learning (IL) based sorting; 'cerebrum-cerebellum-local' full stack Reported |
| SDK & dev tools | — | catkin-based ROS workspace + ruiwo arm motor C++/Python SDK Official |
| Open resources | — | kuavo-ros-opensource (MIT): MPC-WBC control, MuJoCo/Gazebo/Isaac Sim, Quest3 teleoperation Official |
| Price | $34,000 Reported | $50,000 Rumor |
| Production & shipments | Mass production and shipping began September 2025. Framework contracts for thousands of units (hundreds of millions of yuan in total) Reported | 577 KUAVO series units sold in 2025 (32 in 2024); a factory with 10,000 units/year capacity reported Reported |