Mechanical Dimensions & Specifications

Models Available

• G1

• G1 EDU

Dimensions & Weight

• Height × Width × Thickness (Standing): 52 × 18 × 8 inches (both models)

• Height × Width × Thickness (Folded): 27 × 18 × 12 inches (both models)

• Weight (with Battery): ~77 lbs (G1) | ~77+ lbs (G1 EDU)

Degrees of Freedom (DOF)

• Total DOF (Joint Freedom): 23 (G1) | 23–43 (G1 EDU)

• Single Leg DOF: 6 (both models)

• Waist DOF: 1 (G1) | 1 + up to 2 optional (G1 EDU)

• Single Arm DOF: 5 (both models)

• Single Hand DOF: None (G1) | 7 + optional force-controlled three-fingered hand + up to 2 additional wrist DOF (G1 EDU)

Three-Fingered Hand (Dex3-1) Details:

• Thumb: 3 active DOF

• Index Finger: 2 active DOF

• Middle Finger: 2 active DOF

• Optional tactile sensor arrays

Joints & Actuators

• Joint Bearings: Industrial grade crossed roller bearings (high precision, high load capacity)

• Joint Motor: Low-inertia, high-speed internal rotor PMSM (permanent magnet synchronous motor) — designed for quick response and efficient cooling

• Maximum Knee Joint Torque: ~66 ft-lbs (G1) | ~89 ft-lbs (G1 EDU)

• Arm Maximum Load: ~4.4 lbs (G1) | ~6.6 lbs (G1 EDU)

• Calf + Thigh Length: 24 inches (both models)

• Arm Span: ~18 inches (both models)

Joint Range of Motion

• Waist Joint: Z ±155° (G1) | Z ±155°, X ±45°, Y ±30° (G1 EDU)

• Knee Joint: 0–165° (both models)

• Hip Joint: Pitch ±154°, Roll –30° to +170°, Yaw ±158° (both models)

• Wrist Joint: — (G1) | Pitch ±92.5°, Yaw ±92.5° (G1 EDU)

Electrical Characteristics

• Full Joint Hollow Electrical Routing: Yes (both models)

• Joint Encoder: Dual encoder (both models)

• Cooling System: Local air cooling (both models)

• Power Supply: 13-cell lithium battery (both models)

• Processing Power: 8-core high-performance CPU (both models)

• Sensors: Depth camera + 3D LiDAR (both models)

• Audio: 4-mic array + 5W speaker (both models)

• Connectivity: WiFi 6, Bluetooth 5.2 (both models)

Accessories

• High-Performance Module: — (G1) | NVIDIA Jetson Orin (G1 EDU)

• Smart Battery (Quick Release): 9000 mAh (both models)

• Charger: 54V / 5A (both models)

• Manual Controller: Yes (both models)

Other Features

• Battery Life: ~2 hours (both models)

• Upgraded Intelligent OTA: Yes (both models)

• Secondary Development: — (G1) | Yes (G1 EDU)

• Warranty Period: 8 months (G1) | 18 months (G1 EDU)

Important Notes

• Torque ratings are based on the largest joint motor.

• Arm load capacity varies depending on posture and extension.

• Warranty and development details are provided in official documentation.

• Specifications may vary by configuration and usage scenario.

• Maintain a safe distance — these robots are powerful machines.

• Appearance may differ from product images.

• Some functions are still in development and will be released in future updates.

• Humanoid robotics is an emerging field; buyers should understand current limitations.

• For civilian use only — do not attempt hazardous modifications.