UBTECH Robotics vs Xiaomi β independent, side-by-side analysis.
Walker S2 leads in more DOF, higher payload. Overall, Walker S2 has an edge in 2 out of 2 compared categories.

UBTECH Robotics

Xiaomi
Walker S2: $90,000. CyberOne: Not for sale (demo only). Only one of the two has a public unit price; the other publishes a range or enterprise-only terms.
Walker S2 rates a higher payload at 15 kg vs 1.5 kg. Payload ratings are vendor claims and do not always include a duty cycle β peak vs sustained payload can differ significantly.
Walker S2 is shipping to customers. CyberOne is in active development without commercial availability. Status reflects the vendor's published commercial position as of the last review and can change between announcement and actual delivery.
Last updated: 2025