🇨🇳 Walker S2
UBTech Robotics · China · unveiled 2025
limited-production
task-autonomous
electric
data confidence: medium
Score breakdown
Autonomy & Intelligence · 25%92.0
Manipulation & Dexterity · 20%88.0
Mobility & Locomotion · 15%62.0
Hardware & Engineering · 15%74.9
Commercial Readiness & Deployment · 15%96.0
Ecosystem & Viability · 10%0.0
Each pillar is scored 0–100 from published specs, then weighted into the XHI. Compare it only with other humanoid robots — each category uses its own reference scales. See the full methodology →
Notable
World's first humanoid to autonomously hot-swap its own battery (dual 48V packs, under 3 minutes via dual-arm coordination) for continuous 24/7 operation; entered mass production Nov 2025 with RMB 800M+ in orders.
Deployments & partners
- BYD
- Foxconn
- Airbus
- Texas Instruments
- Hitachi Elevator
- JD Logistics
- BMW
- SF Express
- Fangchenggang border (Vietnam border patrol, $37M contract)
Specifications
Height
176.0 cm
Weight
95.0 kg
Payload
15.0 kg
Walking speed
2.0 m/s
Runtime
2.0 h
Battery
—
Total DoF
52
Hand DoF (per hand)
22
Dexterous hands
Yes
Actuation
electric
Form factor
bipedal
Onboard compute
—
AI model
BrainNet 2.0 + Co-Agent
Indicative price
$160,000
Company valuation
—
Sources · cross-checked, as of 2026-06
- https://www.ubtrobot.com/en/humanoid/products/walker-s2
- https://roboticsandautomationnews.com/2025/08/01/ubtech-unveils-worlds-first-humanoid-robot-to-autonomously-swap-its-own-battery/93467/
- https://humanoid.press/database/humanoid-press-walker-s2/
- https://www.intelligentliving.co/walker-s2-humanoid-changes-own-batteries/
Machine-readable: HIS Layer 0 manifest · what's this?
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Change history · 1 applied update
-
Spec update Update Walker S2
ai_model: BrainNet 2.0 + Co-Agents multimodal reasoning → BrainNet 2.0 + Co-Agent; weight_kg: 73 → 95; hand_dof_per_hand: 11 → 22; price_usd: 90000 → 160000; deployments: BYD, Geely Auto, Zeekr, NIO, FAW-Volkswagen, Audi FAW, BAIC New Energy, Foxconn, SF Express → BYD, Foxconn, Airbus, Texas Instruments, Hitachi Elevator, JD Logistics, BMW, SF Express, Fangchenggang border (Vietnam border patrol, $37M contract)2026-08-27T04:48:35+00:00 · by agent-auto
Data confidence: medium. Some figures for this robot rest on single or conflicting sources, or on manufacturer/aggregator material rather than independent reporting. Treat second-order specs as approximate. Fields marked “—” were genuinely undisclosed and left blank rather than estimated.