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Head to head.
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Figure 02 vs Apollo→
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Home-first soft robotics versus warehouse-first biped logistics.
G1 vs H1→
Unitree's compact platform against its faster full-size humanoid.
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Quick read
Kepler Forerunner K2 and 4NE-1 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
- Weight
4NE-1 leads on
- Runtime
- DoF (total)
Specs
Spec
Kepler Forerunner K2
4NE-1
Lifecycle
Demo
Demo
Reality Score
46 / 100
33 / 100
Height
175 cm
180 cm
Weight
75 kg
80 kg
Payload
No sourceable public value for one side.
No sourceable public value
10 kg
Runtime
8h
12h
Top speed
No sourceable public value for one side.
No sourceable public value
1.4 m/s
DoF (total)
52
55
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
4NE-1
Public specs
Yes
Yes
Named customer
No
No
Independent verification
No
No
Teleop disclosure
Yes
No
Last reviewed
2026-05-19
2026-05-16
Source confidence
Source list published
Source list published