Compare · head to head

AgiBot Yuanzheng A2 vs UBTECH Walker S2

Data confidence: medium / medium · reviewed by Andrei Sheshenin · how we score

UBTECH Walker S2 ranks higher overall (55 vs 42, a 13-point gap). UBTECH Walker S2 is ahead in manipulation, autonomy; they score the same in locomotion, hands, deployment. AgiBot Yuanzheng A2 is cheaper: about $27,887 vs $84,507.

#23

42score

AgiBot Yuanzheng A2

AgiBot · China · Walks on legs

Height169 cm

Weight69 kg

Joints40

Lifts?

Speed4.3 km/h

Battery2 h

Price$28k reported

On sale

55score

UBTECH Walker S2

UBTECH · China · Walks on legs

Height176 cm

Weight70 kg

Joints52

Lifts15 kg

Speed7.2 km/h

Battery2 h

Price$85k reported

On sale

AgiBot Yuanzheng A2		UBTECH Walker S2
Body
169 cm	Height	176 cm
69 kg	Weight	70 kg
Legs	Moves on	Legs
40	Joints (degrees of freedom)	52
Joints up to 512 Nm peak, PLd safety	Actuators	Self-developed joints; waist +90/-35 deg pitch, +/-162 deg rotation
Movement
4.3 km/h	Top speed	7.2 km/h
Hands and lifting
6	Joints per hand	11
5	Fingers	5
?	Carries (both arms)	15 kg
Battery
0.7 kWh	Battery capacity	?
2 h	Runtime per charge	2 h
Quick battery swap or charging, standby station	Charging	Autonomous hot battery swap in ~3 min, dual 48V LiFePO4 packs
Brain and senses
GO-1, multimodal LLM	AI model	BrainNet 2.0 with Co-Agent
360 LiDAR, 6 HD cameras, RGB-D and fisheye cameras, mic array, F/T sensors	Sensors	Pure RGB binocular stereo vision, fisheye cameras, hand force and tactile sensors
Buying it
$28k reported	Price	$85k reported
A2 youth version 198,000 RMB, promo 168,000 RMB (08.2025); flagship price on request. Rental quote 10,000 RMB/day incl. service (Shanghai lessor).	Price details	Media report 600,000-700,000 RMB per unit. RobotShop special order 246,600 USD. 2025 revenue/units implies ~761,000 RMB average. Runtime ~2 h walking per one source.
Commercial	Availability	Mass production and delivery since 11.2025
On sale	Status	On sale
~2126 Yuanzheng series (by 03.2026)	Units shipped	~1079 Walker S series (2025)
Exhibitions, reception, service companies	Customers	BYD, Geely, FAW-VW, Dongfeng, Foxconn, Airbus, data collection centers (Jiujiang, Guangxi)
Reception, guided tours, entertainment	Used for	Automotive and electronics factory logistics, sorting, quality inspection, training data collection
What it has shown (our assessment)
Handles stairs and uneven ground	Locomotion	Handles stairs and uneven ground
Scripted pick-and-place	Manipulation	Two-handed work in real settings
Hand with 6-11 joints	Hands	Hand with 6-11 joints
Limited autonomy in demos	Autonomy	Learned AI policies in demos
100+ robots at customers	Deployment	100+ robots at customers

Watch them

UBTECH Walker S2: Walker S2 - The World's First Humanoid Robot Capable of Autonomous Battery Swapping — Walker S2 - The World's First Humanoid Robot Capable of Autonomous Battery Swapping · UBTECH Robotics on YouTube

What each has shown

AgiBot Yuanzheng A2: Guinness record: 106 km walk Suzhou-Shanghai, reception and dialogue

UBTECH Walker S2: Autonomous battery replacement in 3 minutes, carrying boxes in automotive factories

FAQ

Which ranks higher, AgiBot Yuanzheng A2 or UBTECH Walker S2?

UBTECH Walker S2 ranks higher overall (55 vs 42, a 13-point gap).

Can you buy AgiBot Yuanzheng A2 or UBTECH Walker S2?

AgiBot Yuanzheng A2: on sale. UBTECH Walker S2: on sale.

Which costs less, AgiBot Yuanzheng A2 or UBTECH Walker S2?

AgiBot Yuanzheng A2 about $27,887; UBTECH Walker S2 about $84,507.

Swap in another robot →