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Head to head.
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G1 vs H1→
Unitree's compact platform against its faster full-size humanoid.
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Quick read
Kepler Forerunner K2 and XPENG Iron split the comparable public fields. Reality Score and lifecycle are included where published, but missing specs do not count as losses.
Kepler Forerunner K2 leads on
- Reality Score
XPENG Iron leads on
- DoF (total)
Specs
Spec
Kepler Forerunner K2
XPENG Iron
Lifecycle
Demo
Demo
Reality Score
46 / 100
40 / 100
Height
No sourceable public value for one side.
175 cm
No sourceable public value
Weight
No sourceable public value for one side.
75 kg
No sourceable public value
Payload
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
Runtime
No sourceable public value for one side.
8h
No sourceable public value
Top speed
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
DoF (total)
52
82
DoF (per hand)
No sourceable public value for one side.
11
No sourceable public value
Actuator
Electric
Electric
Teleop
No sourceable public value for one side.
Hybrid
No sourceable public value
Evidence
Evidence
Kepler Forerunner K2
XPENG Iron
Public specs
Yes
Yes
Named customer
No
No
Independent verification
No
No
Teleop disclosure
Yes
No
Last reviewed
2026-05-19
2026-05-20
Source confidence
Source list published
Source list published