AgiBot (Zhiyuan Robotics) A2 vs UBTech Robotics Walker S2

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Dataset date: 2026-11-03

175 cmhuman

169 cm²AgiBot (Zhiyuan Robotics) A2

176 cm⁴UBTech Robotics Walker S2

Height to scale. Width is schematic, derived from weight; not a measured body width.

claimed → demonstrated
demonstrated
first delivery recorded

Evidence sheet

Only differences Showing all 20 rows

Evidence sheet, scrolls horizontally below 900px
Property	AgiBot (Zhiyuan Robotics) A2	UBTech Robotics Walker S2	Difference
Height (cm)	169 cm² Not reviewed The cited source has not been reviewed for this specific claim.	176 cm⁴ Not reviewed The cited source has not been reviewed for this specific claim.	+7 cm
Weight (kg)	69 kg⁵ Not reviewed The cited source has not been reviewed for this specific claim.	sources disagree	unknown on one side
Degrees of freedom	40⁶ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The reviewed source did not establish both the exact recorded value and the concrete robot variant for this specification. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Official source (published by the subject or manufacturer)	52⁷ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The reviewed source did not establish both the exact recorded value and the concrete robot variant for this specification. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Independent source	+12 DoF
Walking speed (km/h)	no sourced value	no sourced value	no sourced value
Payload (kg)	no sourced value	15 kg³ Not reviewed The cited source has not been reviewed for this specific claim.	unknown on one side
Battery runtime (min)	120 min¹ Not reviewed The cited source has not been reviewed for this specific claim.	sources disagree	unknown on one side
Hands	no sourced value	no sourced value	no sourced value
Actuator torque (Nm)	512 Nm⁸ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The reviewed source did not establish both the exact recorded value and the concrete robot variant for this specification. Checked 2026-09-27 Review method Text review Media type Article Publisher relation Official source (published by the subject or manufacturer)	no sourced value	unknown on one side
Battery (Wh)	700 Wh⁹ Not reviewed The cited source has not been reviewed for this specific claim.	sources disagree	unknown on one side
Battery swappable	yes¹⁰ Not reviewed The cited source has not been reviewed for this specific claim.	yes¹¹ Not reviewed The cited source has not been reviewed for this specific claim.	—
Locomotion	bipedal¹² Not reviewed The cited source has not been reviewed for this specific claim.	sources disagree	unknown on one side
SDK / ROS	open source, ros2¹³ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Simulation	No simulation artifact confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean simulation support is unavailable. Search checked 2026-09-27 Search result Targeted searches found no confirmed model for this record; does not mean unavailable. Searched source 1	No simulation artifact confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean simulation support is unavailable. Search checked 2026-09-27 Search result Targeted searches found no confirmed model for this record; does not mean unavailable. Only a Walker S2 EDU model was found; equivalence to the commercial Walker S2 record was not established. Searched source 1	—
Actuator architecture	No actuator architecture confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean a particular architecture is absent. Search checked 2026-09-27 Search result Targeted actuator searches did not confirm an exact-variant architecture claim for this record; this does not mean none exists. Searched source 1	No actuator architecture confirmed in targeted search This records a searched-but-not-confirmed result. It does not mean a particular architecture is absent. Search checked 2026-09-27 Search result Targeted actuator searches did not confirm an exact-variant architecture claim for this record; this does not mean none exists. Searched source 1	—
Warranty (shortest–longest)	no sourced value	no sourced value	no sourced value
Order type	quote required¹⁴ Not reviewed The cited source has not been reviewed for this specific claim.	quote required¹⁵ Not reviewed The cited source has not been reviewed for this specific claim.	—
Latest price	no sourced value	no sourced value	no sourced value
Announced	2024-08-18¹⁶ Not reviewed The cited source has not been reviewed for this specific claim.	2025-07-23¹⁷ Not reviewed The cited source has not been reviewed for this specific claim.	+11 mo
Recorded first customer delivery	no sourced value	no sourced value	no sourced value
Recorded delivery status	Recorded claimed	Recorded claimed	—

Notes

2 h Support battery swapping (accessed 2026-09-20) — source
169 cm (accessed 2026-09-20) — source
pitch 125° angle and handle 15kg payload within 0-1.8 meters workspace (accessed 2026-09-20) — source
stands at an impressive height of 1.76 meters (accessed 2026-09-20) — source
69 kg (accessed 2026-09-20) — source
40 + Active DoF (accessed 2026-09-27) — source
52 degrees of freedom in its bionic body (accessed 2026-09-27) — source
delivering peak torque of 512Nm and stable operation for thousands of hours (accessed 2026-09-27) — source
Battery 700 wh (accessed 2026-09-21) — source
Runtime 2 h Support battery swapping (accessed 2026-09-21) — source
swap battery autonomously within 3 minutes (accessed 2026-09-21) — source
Autonomous Mobility and Reliable Walking (accessed 2026-09-21) — source
AimRT also provides a comprehensive plug-in development interface, which is highly scalable and compatible with ROS2, HTTP, Grpc and other traditional robot ecosystems (accessed 2026-09-21) — source
for business inquiries. Contact us (accessed 2026-09-21) — source
Please reach out for more request or become a partner! (accessed 2026-09-21) — source
169 centimeters tall (accessed 2026-09-20) — source
On July 23rd, UBTECH Robotics announced the launch of its latest innovation, the Walker S2 (accessed 2026-09-20) — source

Cite this comparison: https://humanoidrecord.com/compare/agibot-a2-vs-ubtech-walker-s2/ (data snapshot 2026-11-03)

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