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UBTECH RoboticsChina

UBTECH Walker S2

Strong company delivery/order claims, but not independent productivity data

Commercial deploymentAnnounced 2025-11-17Arena rating 857
$246,600
Contact salesWalker S2 (US reseller listing)source
Price and where to buy
UBTECH Walker S2, full body
Studio render based on public photos
Height
176cm5′9″Source
Weight
70kg154 lbSource
Payload
15kg33 lbSource
Runtime
2.5h150 minSource
Degrees of freedom
42DoFSource
Top speed
2m/s7.2 km/hSource
1 real photos

UBTECH Walker S2 videos

official and independent footage
UBTECH Walker S2 - World’s First Mass Delivery of Humanoid RobotsOfficial · UBTECH Robotics · 11mo ago · YouTube
Walker S2 - The World's First Humanoid Robot Capable of Autonomous Battery SwappingOfficial · UBTECH Robotics · 1y ago · YouTube
UBTECH Walker S2: World’s First Humanoid Robots Enter Mass ProductionIndependent · DPCcars · 10mo ago · YouTube
Walker S2 Leaves Elon Musk's Optimus in the DUST!Independent · Pixelated Tech · 1y ago · YouTube

UBTECH Walker S2 news

all news

How big is UBTECH Walker S2?

UBTECH Walker S2 stands 176 cm (5 ft 9 in) and weighs 70 kg (154 lb), about as tall as a 175 cm adult.

175 cm
Adult
176 cm
UBTECH Walker S2
Compare its size with other robots →

UBTECH Walker S2 specs

official and sourced figures
Height176 cm (5 ft 9 in)source
Weight70 kg (154 lb)source
Payload15 kg (33 lb)source
Runtime2.5 hsource
Degrees of freedom42 DoFsource
Hand DoF6 DoFsource
Top speed2 m/s (7.2 km/h)source
HandsIndustrial humanoid arms for payload handling; dexterous-hand details are not text-exposed on the official Walker S2 product page.
Sensorspure RGB binocular stereo vision in head, passive binocular depth estimation, dense depth map generation, real-time battery monitoring
ComputeOfficial page describes UBTECH Co-Agent and BrainNet 2.0 task-driven swarm intelligence; no public chipset or TOPS spec was found.

Price and availability

checked 2026-10-14
$246,600
Contact sales

UBTECH sells Walker S2 through enterprise contracts. The product page has no price and directs buyers to a contact form.

Walker S2 (US reseller listing)$246,600
UBTECH Walker S2 price & where to buy →

What the UBTECH Walker S2 can do

evidence by capability dimension
Manipulation
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Autonomy
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Mobility
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Perception
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Human interaction
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Reliability
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

Human-environment fit
Tier 1 · spec

Strong company delivery/order claims, but not independent productivity data.

What is proven

source-backed highlights
  • Autonomous hot-swappable dual-battery industrial humanoid claims.
  • Company claims several hundred units and RMB 800M+ orders.

Caveats

read before you trust a demo
  • No independent benchmark was found in this pass
  • No full independent benchmark
  • Missing intervention/failure-rate data

About the UBTECH Walker S2

summary from sourced evidence

Strong company delivery/order claims, but not independent productivity data

Evidence log

tiered public claims
T1
Autonomous hot-swappable dual-battery industrial humanoid claims.
official product page · 2026-05-16 · source
T3
Company claims several hundred units and RMB 800M+ orders.
official press release · 2025-11-17 · source

Guides about the UBTECH Walker S2

UBTECH Walker S2 alternatives

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UBTECH Walker S2 FAQ

answers from sourced data

How much does the UBTECH Walker S2 cost?

$246,600. That is the published list price for the Walker S2 (US reseller listing) configuration. Configurations, shipping and import duties change the final cost.

Can you buy the UBTECH Walker S2?

Only through UBTECH sales or a reseller quote. UBTECH does not publish a price and asks buyers to use its contact form.

How tall is the UBTECH Walker S2?

The UBTECH Walker S2 is 176 cm (5 ft 9 in) tall according to UBTECH Robotics's published specs.

How much does the UBTECH Walker S2 weigh?

It weighs 70 kg (154 lb) according to official specs.

How long does the UBTECH Walker S2 battery last?

UBTECH Robotics lists a runtime of about 2.5 h per charge. This is a company figure, not an independent test.

Who makes the UBTECH Walker S2?

The UBTECH Walker S2 is made by UBTECH Robotics, based in China.

How much does the Walker S2 cost?

UBTECH has not published a price. RobotShop lists it at $246,600. UBTECH says Walker-series orders since early 2025 exceed 800 million yuan, including a 250 million yuan order in September 2025, but it did not give unit counts or unit prices.

Is the Walker S2 in production?

UBTECH says Walker S2 is in mass production and delivery, with targets of 500 units delivered in 2025, 5,000 units of annual capacity in 2026 and 10,000 in 2027.

Sources

4 references
  1. Walker S2 Humanoid Robot · UBTECH Robotics
  2. UBTECH Walker S2 Begins Mass Production and Delivery · UBTECH via PR Newswire
  3. Walker S2 SDK Secondary Development Document · UBTECH Robotics via RobotsUSA mirror
  4. UBTECH Walker S2 price and specs — BotRegistry · skyteamlabs.com