Walker S2 vs XPeng IRON (Gen 2)

Compare Walker S2 (UBTECH Robotics) and XPeng IRON (Gen 2) (Xpeng) side by side: degrees of freedom, weight, payload, battery life, actuators, and status.

Specification comparison
SpecWalker S2XPeng IRON (Gen 2)
ManufacturerUBTECH RoboticsXpeng
CategoryHumanoidHumanoid
CountryChinaChina
Degrees of freedom5240
Weight (kg)7070
Battery life (h)2.54
Payload15 kg15 kg
Max speed2.0 m/s1.8 m/s
ActuatorsHigh-Torque Brushless Servo MotorsBionic Electromechanical Actuators
Primary sensor3D LiDAR + Depth Camera + IMUMulti-Camera Vision + IMU + Tactile
FunctionAssembly & manufacturingAssembly & manufacturing
Released20252025
StatusActiveTesting

Walker S2

Industrial humanoid with Co-Agent AI and autonomous hot-swap battery system. Mass production began late 2025 with major automotive and logistics orders.

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.

Full reference

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