HumanoidRoster
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UBTECH
UWORLD U1 Series
Concept20Reality
Boston Dynamics
Atlas (Hydraulic)
Discontinued70Reality
Quick read

UWORLD U1 Series and Atlas (Hydraulic) split the comparable public fields. Reality Score and lifecycle are included where published, but missing specs do not count as losses. Public specs are sparse, so avoid over-reading the head-to-head.

UWORLD U1 Series leads on
  • Lifecycle
Atlas (Hydraulic) leads on
  • Reality Score
Specs
Spec
UWORLD U1 Series
Atlas (Hydraulic)
Lifecycle
Concept
Discontinued
Reality Score
20 / 100
70 / 100
Height
No sourceable public value for one side.
No sourceable public value
150 cm
Weight
No sourceable public value for one side.
No sourceable public value
80 kg
Payload
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
Runtime
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
Top speed
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
DoF (total)
No sourceable public value for one side.
No sourceable public value
28
DoF (per hand)
Not publicly comparable.
Not publicly comparable.
Not publicly comparable.
Actuator
No sourceable public value for one side.
No sourceable public value
Hydraulic
Teleop
No sourceable public value for one side.
No sourceable public value
Hybrid
Evidence
Evidence
UWORLD U1 Series
Atlas (Hydraulic)
Public specs
No
Yes
Named customer
No
No
Independent verification
No
No
Teleop disclosure
No
Yes
Last reviewed
2026-06-09
2026-05-14
Source confidence
Source list published
Source list published