humanoidrobots.systems

Humanoid HMND 01 vs ROBOTIS OP3

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

HMND 01 is 124 cm taller (175 vs 51 cm) and 66.5 kg heavier (70 vs 3.5 kg) than ROBOTIS OP3. HMND 01 has 9 more degrees of freedom (29 vs 20) than ROBOTIS OP3. Openness score: HMND 01 0, ROBOTIS OP3 45 (of 100); only ROBOTIS OP3 publishes SIM, FW and SW. Availability: HMND 01 not for sale, ROBOTIS OP3 buy.

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Side by side

■ rows differ
Side-by-side specifications. Rows marked with a square differ.
FieldHumanoid (SKL Robotics Ltd)Humanoid HMND 01ROBOTISROBOTIS OP3Δ first − second
Identity
Maker (differs)Humanoid (SKL Robotics Ltd)ROBOTIS
Class (differs)Wheeled humanoidHumanoid
Status (differs)AnnouncedActive
Availability (differs)Not for saleBuy
Country (differs)United KingdomSouth Korea
Year2025—unsourced
Specifications
Height (differs)175cm51cm+124 cm (+243%)
Mass (differs)70kg3.5kg+66.5 kg (+1900%)
Degrees of freedom (differs)2920+9 (+45%)
Payload15kg—unsourced
Top speed1.5m/s—unsourced
Runtime—unsourced—unsourced
Battery capacity—unsourced36.6Wh
PriceNot for sale—unsourced
Actuators (differs)Electric; optional 12-DOF hand or 1-DOF gripper20x Dynamixel XM430-W350-R
Compute—unsourcedIntel NUC i3, 8GB RAM
Sensors—unsourcedLogitech C920 camera, 9-axis IMU
Openness and provenance
Openness bar045
Openness score (differs)0/ 10045/ 100−45
CAD (25)not publicnot public
Bill of materials (20)not publicnot public
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)L0L2
Sources (differs)32
Last checked2026-09-242026-09-24

A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: HMND 01, ROBOTIS OP3.

02

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