Kepler K2 vs UBTECH Walker S2

Direct comparison between Kepler K2 and UBTECH Walker S2: score, price, availability and key data, side by side, with links to the full reviews.

Head to head

Kepler K2UBTECH Walker S2
Score7.48.1
Price≈$25,000 (target $20,000–$30,000, on inquiry)$68,000–$120,000 (enterprise only)
AvailabilityHard to getEnterprise only
BrandKeplerUBTECH
CategoryHumanoid robotsHumanoid robots

Our verdict

Kepler plays the 'affordable' industrial humanoid card: adult size (1.78 m), 52 degrees of freedom, 15 kg payload and a target price of $20,000–$30,000 that, if it holds, would put a robotic worker at the price of a mid-range car..

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UBTECH is China's veteran robotics giant (publicly listed since 2023) and the Walker S2 is its flagship industrial humanoid, with a trick nobody else has: it hot-swaps its own battery without powering off, allowing true 24/7 work..

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UBTECH Walker S2 starts ahead in our scoring (8.1 vs 7.4). Kepler K2 can also be bought today. UBTECH Walker S2 can't be bought today.