Forerunner K2 vs G1
Forerunner K2
Kepler Robotics
52 DOF, 100 TOPS onboard. 80%+ in-house components. Deployed at SAIC-GM Shanghai plant.
Full profileG1
Unitree Robotics
Best-selling humanoid robot. 5,500+ units shipped in 2025, targeting 20,000 in 2026. Deployed at Tokyo Haneda Airport (JAL). 23-43 DOF, LiDAR, ROS2.
Full profileSpec Comparison
| Spec | Forerunner K2 | G1 |
|---|---|---|
| Category | Humanoid | Humanoid |
| Price | $30,000 | $16,000 |
| Year | 2025 | 2024 |
| Height | 175cm | 127cm |
| Weight | 75kg | 35kg |
| Speed | 5km/h | 7.4km/h |
| Battery | --- | 9000mAh |
| DOF | 52 | 23-43 |
| OS | Kepler OS / ROS2 | Ubuntu/ROS2 |
AI and Software
Forerunner K2
- 100 TOPS compute
- VLM
- Sim-to-Real
G1
- Isaac Gym
- UnifoLM-VLA-0
- ROS2
G1 wins on ecosystem; Kepler K2 wins on value in China
Unitree G1 ($16,000, 35+ DoF, largest humanoid ROS2 ecosystem, global availability) beats Kepler Forerunner K2 ($20,000, 36 DoF, 55kg payload) on software maturity and developer support. Kepler K2 wins on payload capacity for Chinese industrial buyers with local support. G1 is the global choice.
G1 is better for
global R&D labs and developers needing proven ROS2 ecosystem and community
Forerunner K2 is better for
Chinese industrial users needing high payload and local Kepler support