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AgiBot A2 Ultra vs UBTECH Walker S2

AgiBot A2 Ultra

A2 Ultra

AgiBot

CN
AvailableContact Sales
UBTECH Walker S2

Walker S2

UBTECH

CN
ShippingContact Sales

Last updated: December 2025

Comparison Overview

UBTECH Walker S2 stands at 176cm tall, making it 7cm taller than AgiBot A2 Ultra at 169cm. AgiBot A2 Ultra is lighter at 69kg compared to UBTECH Walker S2's 73kg, which may affect portability and deployment flexibility. In terms of articulation, UBTECH Walker S2 features 52 degrees of freedom while AgiBot A2 Ultra has 40 DOF, giving UBTECH Walker S2 greater dexterity. Battery life gives UBTECH Walker S2 an advantage with 2 hours of continuous operation versus AgiBot A2 Ultra's 1.5 hours. UBTECH Walker S2 has a faster walking speed at 2 m/s compared to AgiBot A2 Ultra's 0.8 m/s. For carrying capacity, UBTECH Walker S2 can handle 15kg payload versus AgiBot A2 Ultra's 3kg. AgiBot A2 Ultra targets reception, customer service applications while UBTECH Walker S2 focuses on industrial manufacturing.

Quick Verdict

Choose AgiBot A2 Ultra if you need:
  • Lighter weight (4kg lighter)
Choose UBTECH Walker S2 if you need:
  • Currently shipping and available
  • More degrees of freedom (52 DOF)
  • Higher payload capacity (15kg)
  • Longer runtime (2 hours)

Frequently Asked Questions

Detailed Specifications
SpecificationAgiBot A2 UltraUBTECH Walker S2
Physical Dimensions
Height
169 cm
176 cm
Weight
69 kg
73 kg
Width
75 cm
Not Disclosed
Depth
30 cm
Not Disclosed
Performance
Walking Speed
0.8 m/s
2 m/s
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Max Speed
Not Disclosed
7.2 km/h
Payload Capacity
3 kg
15 kg
Max Carry
15 kg
Not Disclosed
Degrees of Freedom
Total DOF
40
52
DOF per Arm
7
Not Disclosed
DOF per Hand
6
11
DOF per Leg
6
Not Disclosed
Max Joint Torque
512 Nm
Not Disclosed
Power & Battery
Runtime
1.5 hours
2 hours
Battery Capacity
0.78 kWh
Not Disclosed
Charge Time
2 hours
Not Disclosed
Battery Type
Lithium-ion
Lithium Iron Phosphate (LiFePO4)
Swappable Battery
Yes
Yes
Processing & Computing
Processor
16-core CPU
Intel Core i7-1185G7 (Quad-core, 3GHz+)
GPU
NVIDIA Jetson Orin
NVIDIA Jetson AGX Orin (275 TOPS)
RAM
Not Disclosed
64 GB
Storage
Not Disclosed
128 GB
AI Compute
275 TOPS
275 TOPS
Operating System
Lingqu OS
Not Disclosed
Sensors & Cameras
Camera Resolution
HD multi-camera array
Not Disclosed
Depth Cameras
1
2
Stereo Cameras
0
2
LiDAR
Yes
No
Force Sensors
Yes
Yes
IMU
Yes
Yes
Tactile Sensors
Yes
Yes
AI & Intelligence
Computer Vision
Yes
Yes
Object Recognition
Yes
Yes
Facial Recognition
Yes
No
Voice Recognition
Yes
No
NLP
Yes
Yes
SLAM
Yes
Yes
Path Planning
Yes
Yes
Connectivity
WiFi
Yes
Yes
WiFi Standard
Dual-band Wi-Fi
WiFi 6
Bluetooth
No
Yes
Ethernet
No
No
5G
No
Yes
Developer Features
SDK Available
No
No
API Available
No
No
ROS Support
No
No
Open Source
No
No
Safety
Emergency Stop
Yes
Yes
Collision Detection
Yes
Yes
Pinch Proof
Yes
No
Safety Rating
PLd
Not Disclosed
Pricing & Availability
Availability
Available
Shipping
Model Year
2024
2025