humanoidrobots.systems

Boston Atlas (hydraulic) vs Unitree R1

Generated from the registry · revision 2026-09-26 · openness out of 100

No height, mass, DOF or payload figure is sourced for both Atlas (hydraulic) and Unitree R1 yet. Unitree R1 lists at $5,900; Atlas (hydraulic) is not for sale. Openness score: Atlas (hydraulic) 0, Unitree R1 30 (of 100); only Unitree R1 publishes SIM and SW. Availability: Atlas (hydraulic) research only, Unitree R1 buy.

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Side by side

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Side-by-side specifications. Rows marked with a square differ.
FieldBoston DynamicsBoston Atlas (hydraulic)Unitree RoboticsUnitree R1Δ first − second
Identity
Maker (differs)Boston DynamicsUnitree Robotics
ClassHumanoidHumanoid
Status (differs)DiscontinuedActive
Availability (differs)Research onlyBuy
Country (differs)United StatesChina
Year (differs)20132025
Specifications
Height—unsourced123cm
Mass—unsourced29kg
Degrees of freedom—unsourced26
Payload—unsourced—unsourced
Top speed—unsourced—unsourced
Runtime—unsourced60min
Battery capacity—unsourced—unsourced
Price (differs)Not for sale5,900USD
Actuators (differs)HydraulicUnitree in-house electric joint motors
Compute—unsourced8-core CPU; optional Jetson Orin (40-100 TOPS)
Sensors—unsourced4-mic array, monocular or binocular camera, joint encoders
Openness and provenance
Openness bar030
Openness score (differs)0/ 10030/ 100−30
CAD (25)not publicnot public
Bill of materials (20)not publicnot public
Sim model (URDF/MJCF) (20) (differs)not publicpublic
Firmware (15)not publicnot public
Software (10) (differs)not publicpublic
Trained policies (10)not publicnot public
Verification level (differs)L0L1
Sources22
Last checked2026-09-242026-09-24

A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Atlas (hydraulic), Unitree R1.

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