humanoidrobots.systems

MenteeBot vs UBTech Walker S (S1 / S2)

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

MenteeBot has 10 kg more rated payload (25 vs 15 kg) than UBTech Walker S (S1 / S2). Both score 0/100 on openness. Availability: MenteeBot not for sale, UBTech Walker S (S1 / S2) buy.

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Side by side

■ rows differ
Side-by-side specifications. Rows marked with a square differ.
FieldMentee RoboticsMenteeBotUBTech RoboticsUBTech Walker S (S1 / S2)Δ first − second
Identity
Maker (differs)Mentee RoboticsUBTech Robotics
ClassHumanoidHumanoid
Status (differs)AnnouncedActive
Availability (differs)Not for saleBuy
Country (differs)IsraelChina
Year (differs)20242023
Specifications
Height175cm—unsourced
Mass70kg—unsourced
Degrees of freedom40—unsourced
Payload (differs)25kg15kg+10 kg (+67%)
Top speed1.5m/s—unsourced
Runtime—unsourced—unsourced
Battery capacity—unsourced—unsourced
PriceNot for sale—unsourced
Actuators—unsourcedServo joints with force feedback
Compute—unsourcedBrainNet 2.0 + Co-Agent (UBTech software)
Sensors (differs)360-degree visionRGB binocular stereo vision (S2)
Openness and provenance
Openness bar00
Openness score0/ 1000/ 100=
CAD (25)not publicnot public
Bill of materials (20)not publicnot public
Sim model (URDF/MJCF) (20)not publicnot public
Firmware (15)not publicnot public
Software (10)not publicnot public
Trained policies (10)not publicnot public
Verification levelL0L0
Sources33
Last checked2026-09-242026-09-24

A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: MenteeBot, UBTech Walker S (S1 / S2).

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