Commercial Checked with the makerChina#6 in public attention

UBTECH Robotics · industrial humanoid

Walker S2

UBTECH's main factory humanoid, with a dual-battery system it can swap by itself and a 15 kg payload. Height, weight and DOF were not confirmed from a primary source in this pass.

Price: —Not published
Height: —Not published
Weight: —Not published
Payload: 15 kgCarries more than 60%
Speed: —Not published
Battery: —Not published

Maker's website Simulate in your job Compare with Figure 03

Official maker page, not an affiliate link. Checked 2026-10-10.

Not sure this is the one? Find the best robot for your job Starts with: move boxes or carts. Five more quick questions.

Why it matters

Can swap its own battery in about three minutes, allowing round-the-clock shifts; first humanoid to report orders above 800 million yuan in a year.

Real-world use

Mass delivery began in November 2025 (BYD, Geely, FAW-Volkswagen, Dongfeng Liuzhou, Foxconn and others); UBTECH sold 1,079 full-size humanoids in 2025 and 921 in the first half of 2026.

Timeline

First shown: 2025
Released: 2025-11-17

UBTECH launch

Maker

UBTECH RoboticsCompany · founded 2012 · Shenzhen, China

Public company: HKEX 9880, listed 29 Dec 2023 at HK$90 (market cap HK$37.6 billion). H1 2026 revenue 1.269 billion yuan with a 339 million yuan…

How it stacks up

Against other humanoids that publish the figure. Pick a measure.

Walker S2 carries more than 60% of the 132 other humanoids that publish a payload. Bars show the 7 closest in date.

Payload 15 kg 1 kg100 kg #45 of 133 · carries more than 60%

Not published by the maker: height, weight, speed, joints, battery, price.

What it has been shown doing

3 of 14 skills we track, each from a public video or report. Demos can be staged or remote-controlled; we say so when the source does.

Jump & acrobaticsDemodances and kicks a box at the 1,000th-unit milestone event · Dec 2025 · interestingengineering.com
Works on siteOn sitemass delivery of Walker S2 units to automaker and logistics customers · Nov 2025 · humanoidsdaily.com
Runs on its ownDemoAutonomousswaps its own battery at a station without human help · Jul 2025 · newatlas.com

Not shown yet:SortAssembleFoldKitchenToolsFineStairsTerrainGet upRunCarry

Public attention

#6 of 377 current humanoids in public attention.

50of 100

No Wikipedia article of its own yet
5 news stories from reputable press listed on this page
5 reported deployments

Measures how much people read and write about a robot, not how good it is. Measured 2026-10-13; same method for every robot. How it is measured

What’s inside

The parts the company has talked about publicly.

Hands: unknown
Movement: Walks on legs
Actuators & motors: High-power, high-torque waist servo: 15 kg payload, waist rotation +/-162 degrees, pitch 125 degrees, 0-1.8 m handling workspace. Total DoF and torque values are in an image-only spec table.
Sensors & vision: Pure-RGB binocular stereo vision in the head with deep-learning stereo depth estimation for real-time dense depth maps.
Battery & power: Dual standardized battery modules; runs in dual or single mode; autonomous hot-swap in about 3 minutes; chooses swap or charge by task priority; backup battery takes over if main fails.
AI & software: Co-Agent industrial agent (intent understanding, task planning, tool use, anomaly handling); BrainNet 2.0 swarm intelligence for coordinated line work; whole-body dynamic balance.
Other details: Third-party listings give 176 cm, 52 DoF and a 48 V LiFePO4 pack; not confirmed in UBTECH text.

Lineage

Every UBTECH Robotics humanoid in order.

Made, sold and where

Unit counts are usually company figures; analysts often disagree.

Price: Not published
How to get one: Maker's website
Sold or delivered: Mass production and delivery began 17 Nov 2025 with a first batch of several hundred; target 500 deliveries in 2025, capacity 5,000 in 2026 and 10,000 in 2027 (company). UBTECH sold 921 full-size humanoids in H1 2026 (company, all Walker models).
Where it is sold or used: China; Europe (Germany via Terra Robotics) from 2026.
Customers and pilots: BYD, Dongfeng Liuzhou, Geely, FAW-Volkswagen Qingdao, Audi FAW, BAIC New Energy, Foxconn, SF Express (2025, company); SANY Renewable Energy wind plant; ROSSMANN logistics centres via Terra Robotics (2026).

Where it is sold and supported

What UBTECH Robotics publishes about where you can get Walker S2 and who looks after it.

How to get it: Orders go through the maker directly; no public order page. The product page invites enquiries and partner sign-up through a contact form.
Support: Downloads center, product brochure and a phone line with weekday hours (China time).

From ubtrobot.com, checked October 12, 2026. The page names no sales regions or warranty terms. Simbeing does not sell robots: buy from the maker's own page.

For builders

Can you program Walker S2? What UBTECH Robotics publishes.

No public developer access found

Nothing on the maker’s own pages when we looked. Access may exist for customers. No SDK, API or developer pages for Walker S2 on the maker's product page when checked. The Yanshee developer site on the maker's pages belongs to a different product line.

From ubtrobot.com, checked October 12, 2026. This describes what the maker publishes, not what the robot can do.

Where it works

5 reported deployments.

Map

Deployed

SANY Renewable Energy · SANY RE 5G wind-power smart factory

Walker S2 robots remove bolt sleeves, sort bolts and move trays alongside workers at SANY RE's wind-power factory. UBTECH Robotics
Pilot

Foxconn · Foxconn New Energy Vehicle R&D Centre

Walker S2 feeds parts during production validation of Foxconn's autonomous logistics vehicle. UBTECH Robotics
Pilot

Rossmann · Rossmann logistics centre, Burgwedel · Burgwedel · since 2026-03 · 1 units

Drugstore chain Rossmann is running a year-long pilot of a Walker S2 in its Burgwedel logistics centre near Hanover. One robot, supplied by Terra Robotics transport-online.de
Ordered

Fangchenggang humanoid robot data collection and testing centre · Fangchenggang · since 2025-11

UBTECH won a RMB 264 million order, mainly Walker S2, for a Fangchenggang robot centre covering guidance and patrols at border crossings, logistics and inspections. RMB 264 million order, mainly Walker S2; delivery expected December 2025 The Paper
Ordered

Jiujiang humanoid robot data collection and training centre · Jiujiang · since 2025-11

UBTECH won a RMB 143 million order to supply Walker S2 robots to a humanoid data collection and training centre in Jiujiang, Jiangxi. RMB 143 million order using Walker S2 IT Home

News

The latest 5, newest first. Summaries are ours; tap through for the original.

2026-09-01
UBTECH sells 921 full-size humanoids in H1 2026
Full-size humanoid revenue reached 590 million yuan, 46.5% of total (company figures).
Gasgoo
2026-07-13
Walker S2 heads to ROSSMANN logistics centres in Europe
Distributor Terra Robotics bought several dozen units for a long-term pilot.
UBTECH Robotics
2026-01-09
Omdia puts UBTECH third in 2025 humanoid shipments
Omdia estimated about 1,000 UBTECH humanoids shipped in 2025.
TechNode
2025-11-17
Walker S2 mass delivery begins
UBTECH started shipping the first several hundred Walker S2 units; Walker orders in 2025 passed 800 million yuan (company figure).
AAP / Cision
2025-07-17
Walker S2 swaps its own battery in 3 minutes
UBTECH calls it the first humanoid able to change its battery autonomously for 24/7 work.
CnEVPost

Side by side with its peers

Picked by the same rules for every humanoid: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. How we choose

Full comparison

Measure	Walker S2UBTECH Robotics	Figure 03Figure AISame jobs: logistics, industrial · Both walk · Both on sale or in pilots	No public photo yetWe only show photos we're allowed to useSuyuanShanghai ElectricSame jobs: industrial, logistics · Both walk · Both on sale or in pilots	Codroid 02Estun Codroid (Nanjing Estun Codroid Technology)Same jobs: industrial, logistics · Both walk · Both on sale or in pilots
First shown	2025	2025-10-09	2025-07-26	2025-06-24
Status	Commercial	Commercial	Pilot use	Pilot use
Height	—	173 cm	167 cm	170 cm
Weight	—	61 kg	50 kg	70 kg
Joints	—	60	38	31
Speed	—	4.3 km/h	5 km/h	—
Payload	15 kg	20 kg	10 kg	5 kg
Battery	—	5 h	—	—
Price	—	—	—	—

Sources

Figures come from the maker. Every link below backs something on this page.

UBTECH Robotics Walker S2 AAP / PR Newswire UBTECH Humanoid Robot Walker S2 Begins Mass Production and Delivery, with Orders Exceeding 800 Million Yuan Gasgoo UBTECH Reports 1.27 Billion Yuan in First-Half Revenue, Sells 921 Full-Size Humanoid Robots CnEVPost UBTech shows how its humanoid robot can work 24/7 with autonomous battery swap UBTECH Robotics UBTECH brings Walker S2 humanoids to European retail logistics (ROSSMANN) UBTECH Robotics UBTECH Humanoid Robot solutions

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