Unitree Robotics G1 vs X-Humanoid (Beijing Humanoid Robot Innovation Center) Tiangong Ultra

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Dataset date: 2026-11-03

175 cmhuman

132 cm³Unitree Robotics G1

180 cm⁴X-Humanoid (Beijing Humanoid Robot Innovation Center) Tiangong Ultra

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	Unitree Robotics G1	X-Humanoid (Beijing Humanoid Robot Innovation Center) Tiangong Ultra	Difference
Height (cm)	132 cm³ Not reviewed The cited source has not been reviewed for this specific claim.	180 cm⁴ Not reviewed The cited source has not been reviewed for this specific claim.	+48 cm
Weight (kg)	35 kg⁵ Not reviewed The cited source has not been reviewed for this specific claim.	52 kg⁶ Not reviewed The cited source has not been reviewed for this specific claim.	+17 kg
Degrees of freedom	23⁷ 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 Documentation Publisher relation Official source (published by the subject or manufacturer)	no sourced value	unknown on one side
Walking speed (km/h)	7.2 km/h⁸ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Payload (kg)	2 kg¹ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Battery runtime (min)	120 min² Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Hands	no sourced value	no sourced value	no sourced value
Actuator torque (Nm)	no sourced value	no sourced value	no sourced value
Battery (Wh)	no sourced value	no sourced value	no sourced value
Battery swappable	yes⁹ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Locomotion	no sourced value	no sourced value	no sourced value
SDK / ROS	open source, ros2¹⁰ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Simulation	2 simulation artifacts confirmed. Search checked 2026-09-27 Search result Official repository paths and MJCF format markers were checked for two G1 artifacts; the models were not executed. Searched source 1 Searched source 2 Official · MJCF · G1 23 DoF Variant G1 23 DoF Format MJCF Provenance Official Revision 1eb6642e3f3fdfb7fb13a9794fd6a2dd93ea0e7d License BSD-3-Clause Open simulation artifact Artifact evidence Evidence review: supported The cited source was reviewed and supports this specific claim. This does not establish independent truth. Reason Official repository path and format marker checked; model not executed. Checked 2026-09-27 Review method Text review Media type Repository Publisher relation Official source (published by the subject or manufacturer) Robot variant G1 23 DoF No simulator compatibility claim recorded. Official · MJCF · G1 29 DoF Variant G1 29 DoF Format MJCF Provenance Official Revision 1eb6642e3f3fdfb7fb13a9794fd6a2dd93ea0e7d License BSD-3-Clause Open simulation artifact Artifact evidence Evidence review: supported The cited source was reviewed and supports this specific claim. This does not establish independent truth. Reason Official repository path and format marker checked; model not executed. Checked 2026-09-27 Review method Text review Media type Repository Publisher relation Official source (published by the subject or manufacturer) Robot variant G1 29 DoF No simulator compatibility claim recorded.	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 TienKung Lite model was found; it does not match the Tiangong Ultra record. 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)	8 mo (Global (standard configuration)) – 18 mo (Global (EDU configuration))¹¹ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Order type	direct checkout¹² Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Latest price	13,500base · USD · 2026-09-20¹³ Not reviewed The cited source has not been reviewed for this specific claim.	no sourced value	unknown on one side
Announced	2024-05-13¹⁴ Not reviewed The cited source has not been reviewed for this specific claim.	2025-04-19¹⁵ 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 shipped · source-supported	Recorded demonstrated	—
Results under fixed rules	1 result, best rank #1	2 results, best rank #1	—

Capabilities

Capabilities table
Capability	Unitree Robotics G1	X-Humanoid (Beijing Humanoid Robot Innovation Center) Tiangong Ultra
Fall recovery	S¹⁶ Needs review The reviewed source does not provide enough evidence for this specific claim. Reason The text source was reviewed, but no video segment was watched; the existing capability status and autonomy classification for the exact recorded robot variant were not fully verified. Checked 2026-09-27 Review method Text review Media type Research paper Publisher relation Independent source	—

Notes

About 2Kg (standard); About 3Kg (EDU) (accessed 2026-09-20) — source
About 2h (accessed 2026-09-20) — source
1320x450x200mm (accessed 2026-09-20) — source
Standing approximately 1.80 m tall (accessed 2026-09-21) — source
About 35kg (accessed 2026-09-20) — source
weighing around 52–55 kg (accessed 2026-09-21) — source
23 (standard); 23 - 43 (G1 EDU) (accessed 2026-09-27) — source
The robot also features a fast walking speed of 2,000 mm/s (4.5 MPH). (accessed 2026-09-20) — source
Smart Battery (Quick Release) 9000mAh (accessed 2026-09-21) — source
Unitree robot sdk version 2. https://support.unitree.com/home/zh/developer (accessed 2026-09-21) — source
8 months (accessed 2026-09-21) — source
Add to Cart (accessed 2026-09-21) — source
US $13.5K (accessed 2026-09-20) — source
Unitree Robotics unveiled the G1 at ICRA 2024, pricing the humanoid at $16,000. (accessed 2026-09-20) — source
The 'Tiangong Ultra' humanoid robot wins the world's first humanoid robot half marathon in Beijing, China, April 19, 2025. (accessed 2026-09-21) — source
the default manufacturer-provided recovery controller on the Unitree G1, which executes a hard-coded joint trajectory with PD stabilization (accessed 2026-09-27) — source

Cite this comparison: https://humanoidrecord.com/compare/unitree-g1-vs-x-humanoid-tiangong-ultra/ (data snapshot 2026-11-03)

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