XPeng IRON (Gen 2) vs Kepler Forerunner K2

Compare XPeng IRON (Gen 2) (Xpeng) and Kepler Forerunner K2 (Kepler Robotics) side by side: degrees of freedom, weight, payload, battery life, actuators, and status.

Specification comparison
SpecXPeng IRON (Gen 2)Kepler Forerunner K2
ManufacturerXpengKepler Robotics
CategoryHumanoidHumanoid
CountryChinaChina
Degrees of freedom4040
Weight (kg)7085
Battery life (h)44
Payload15 kg25 kg
Max speed1.8 m/s1.5 m/s
ActuatorsBionic Electromechanical ActuatorsHigh-Torque Hybrid Actuators
Primary sensorMulti-Camera Vision + IMU + Tactile3D LiDAR + Stereo Camera + IMU
FunctionAssembly & manufacturingAssembly & manufacturing
Released20252024
StatusTestingTesting

Verdict

XPeng IRON (Gen 2) leads on 2 of the 3 weighted dimensions both makers disclose.

XPeng IRON (Gen 2) leads on price (TBD (mass prod 2026) vs ~$85,000) and max speed (1.8 m/s vs 1.5 m/s).

Kepler Forerunner K2 leads on payload (25 kg vs 15 kg).

XPeng IRON (Gen 2)

Highly anthropomorphic humanoid with bionic spine and skin, powered by XPeng's Turing AI chips and VLA brain stack. Mass production targeted for 2026.

Kepler Forerunner K2

Gen 5.0 industrial humanoid tested at SAIC-GM and other automotive manufacturing sites. Features 35 lb per-hand grip strength for heavy industrial tasks.

Full reference

All robot comparisons · Robot Reference