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UBTech Robotics Walker S2 vs Unitree Robotics H2

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humanoidrecord.com, "UBTech Robotics Walker S2 vs Unitree Robotics H2", page snapshot 2026-11-03, https://humanoidrecord.com/compare/ubtech-walker-s2-vs-unitree-h2/
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Dataset date: 2026-11-03

175 cmhuman
payload 15 kg (claimed)
ClaimedC176 cm2UBTech Robotics Walker S2
ClaimedC180 cm3Unitree Robotics H2

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

Evidence sheet

Showing all 20 rows
PropertyUBTech Robotics Walker S2Unitree Robotics H2Difference
Height (cm)ClaimedC176 cm2
Not reviewed

The cited source has not been reviewed for this specific claim.

ClaimedC180 cm3
Not reviewed

The cited source has not been reviewed for this specific claim.

+4 cm
Weight (kg)sources disagreeClaimedC70 kg3
Not reviewed

The cited source has not been reviewed for this specific claim.

unknown on one side
Degrees of freedomClaimedC524
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
ClaimedC315
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)
-21 DoF
Walking speed (km/h)no sourced valueClaimedC7.2 km/h6
Not reviewed

The cited source has not been reviewed for this specific claim.

unknown on one side
Payload (kg)ClaimedC15 kg1
Not reviewed

The cited source has not been reviewed for this specific claim.

no sourced valueunknown on one side
Battery runtime (min)sources disagreeno sourced valueno sourced value
Handsno sourced valueno sourced valueno sourced value
Actuator torque (Nm)no sourced valueClaimedC360 Nm7
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)
unknown on one side
Battery (Wh)sources disagreeno sourced valueno sourced value
Battery swappableClaimedCyes8
Not reviewed

The cited source has not been reviewed for this specific claim.

no sourced valueunknown on one side
Locomotionsources disagreeno sourced valueno sourced value
SDK / ROSno sourced valueShippedSopen source, ros29
Not reviewed

The cited source has not been reviewed for this specific claim.

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. Only a Walker S2 EDU model was found; equivalence to the commercial Walker S2 record was not established.

1 simulation artifact confirmed.

Search checked
2026-09-27
Search result
The official H2 repository path and MJCF format marker were checked; the model was not executed.
Official · MJCF · H2
Variant
H2
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
H2

Simulator compatibility

  • MuJoCo · Documented compatibility

    Documented compatibility is not a test result. The cited source describes compatibility; this does not mean Humanoid Record tested the integration.

    Context: The pinned README lists H2 in the simulator robot configuration.

    Compatibility evidence
    Evidence review: supported

    The cited source was reviewed and supports this specific claim. This does not establish independent truth.

    Reason
    The pinned official README explicitly names this robot configuration for MuJoCo; no model was executed.
    Checked
    2026-09-27
    Review method
    Text review
    Media type
    Repository
    Publisher relation
    Official source (published by the subject or manufacturer)
    Robot variant
    H2
—
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.
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.
—
Warranty (shortest–longest)no sourced valueno sourced valueno sourced value
Order typeClaimedCquote required10
Not reviewed

The cited source has not been reviewed for this specific claim.

ClaimedCdirect checkout11
Not reviewed

The cited source has not been reviewed for this specific claim.

—
Latest priceno sourced valueClaimedC29,900standard · USD · 2026-09-2012
Not reviewed

The cited source has not been reviewed for this specific claim.

unknown on one side
Announced2025-07-2313
Not reviewed

The cited source has not been reviewed for this specific claim.

2025-10-2014
Not reviewed

The cited source has not been reviewed for this specific claim.

+3 mo
Recorded first customer deliveryno sourced valueno sourced valueno sourced value
Recorded delivery statusRecorded claimedRecorded claimed—

Notes

  1. pitch 125° angle and handle 15kg payload within 0-1.8 meters workspace (accessed 2026-09-20) — source
  2. stands at an impressive height of 1.76 meters (accessed 2026-09-20) — source
  3. The H2 stands 180 cm tall and weighs 70 kg. (accessed 2026-09-20) — source
  4. 52 degrees of freedom in its bionic body (accessed 2026-09-27) — source
  5. 31 degrees of freedom (accessed 2026-09-27) — source
  6. the H1 was celebrated for its record-breaking speed of 3.3 m/s, the H2 is rated for under 2 m/s (accessed 2026-09-20) — source
  7. 31 degrees of freedom, 360N.m joint torque, and precise dynamic movement replication. (accessed 2026-09-27) — source
  8. swap battery autonomously within 3 minutes (accessed 2026-09-21) — source
  9. Unitree robot sdk version 2. https://support.unitree.com/home/zh/developer (accessed 2026-09-21) — source
  10. Please reach out for more request or become a partner! (accessed 2026-09-21) — source
  11. Unitree H2 $29,900.00 USD (accessed 2026-09-21) — source
  12. $29,900.00 USD (accessed 2026-09-20) — source
  13. On July 23rd, UBTECH Robotics announced the launch of its latest innovation, the Walker S2 (accessed 2026-09-20) — source
  14. Unitree Unveils H2, a Full-Sized Humanoid Successor to the H1 (accessed 2026-09-20) — source

Cite this comparison: https://humanoidrecord.com/compare/ubtech-walker-s2-vs-unitree-h2/ (data snapshot 2026-11-03)

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