Compare
Head to head.
Choose robots to compare, or use the roster picker below. Spec-for-spec diff, Reality Score side-by-side, shareable URL.
Start with a guided matchup
Figure 02 vs Apollo→
Two factory pilots, very different transparency levels.
Atlas Electric vs Optimus Gen 2→
Verified robotics lab maturity versus manufacturing-scale ambition.
Neo vs Digit→
Home-first soft robotics versus warehouse-first biped logistics.
G1 vs H1→
Unitree's compact platform against its faster full-size humanoid.
Search by opening the menu, or keep using the roster picker below.
Search by opening the menu, or keep using the roster picker below.
Quick read
R1 leads on more comparable public fields than Kepler Forerunner K2. This is not a blanket verdict: missing values are treated as not sourceable, and Reality Score/lifecycle should be read alongside the spec rows.
R1 leads on
- Reality Score
- Weight
Kepler Forerunner K2 leads on
- DoF (total)
Specs
Spec
R1
Kepler Forerunner K2
Lifecycle
Demo
Demo
Reality Score
57 / 100
46 / 100
Height
123 cm
175 cm
Weight
29 kg
75 kg
Payload
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
Runtime
No sourceable public value for one side.
No sourceable public value
8h
Top speed
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
DoF (total)
26
52
DoF (per hand)
No sourceable public value for one side.
No sourceable public value
11
Actuator
Electric
Electric
Teleop
No sourceable public value for one side.
No sourceable public value
Hybrid
Evidence
Evidence
R1
Kepler Forerunner K2
Public specs
Yes
Yes
Named customer
No
No
Independent verification
No
No
Teleop disclosure
No
Yes
Last reviewed
2026-06-06
2026-05-19
Source confidence
Source list published
Source list published