humanoidrobots.systems

Boston Atlas (hydraulic) vs The HopeJR

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 HopeJR yet. HopeJR lists at $3,000; Atlas (hydraulic) is not for sale. Openness score: Atlas (hydraulic) 0, HopeJR 90 (of 100); only HopeJR publishes CAD, BOM, SIM, FW and SW. Availability: Atlas (hydraulic) research only, HopeJR diy build.

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Side by side

■ rows differ
Side-by-side specifications. Rows marked with a square differ.
FieldBoston DynamicsBoston Atlas (hydraulic)The Robot Studio & Hugging FaceThe HopeJRΔ first − second
Identity
Maker (differs)Boston DynamicsThe Robot Studio & Hugging Face
ClassHumanoidHumanoid
Status (differs)DiscontinuedActive
Availability (differs)Research onlyDIY build
Country (differs)United StatesFrance
Year (differs)20132025
Specifications
Height—unsourced—unsourced
Mass—unsourced—unsourced
Degrees of freedom—unsourced66
Payload—unsourced—unsourced
Top speed—unsourced—unsourced
Runtime—unsourced—unsourced
Battery capacity—unsourced—unsourced
Price (differs)Not for sale3,000USD
Actuators (differs)HydraulicRobstride 02 (humanoid body update)
Compute—unsourced—unsourced
Sensors—unsourced—unsourced
Openness and provenance
Openness bar090
Openness score (differs)0/ 10090/ 100−90
CAD (25) (differs)not publicpublic
Bill of materials (20) (differs)not publicpublic
Sim model (URDF/MJCF) (20) (differs)not publicpublic
Firmware (15) (differs)not publicpublic
Software (10) (differs)not publicpublic
Trained policies (10)not publicnot public
Verification level (differs)L0L1
Sources (differs)24
Last checked (differs)2026-09-242026-09-25

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

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