humanoidrobots.systems

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Pick two to four robots. Every pair also has its own permanent page, 1,326 in total, generated from the same records.

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Kepler Forerunner K2 "Bumblebee" vs ROBOTO_ORIGIN

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Kepler Forerunner K2 "Bumblebee" is 50 cm taller (175 vs 125 cm) and 41 kg heavier (75 vs 34 kg) than ROBOTO_ORIGIN. Kepler Forerunner K2 "Bumblebee" has 29 more degrees of freedom (52 vs 23) than ROBOTO_ORIGIN. Openness score: Kepler Forerunner K2 "Bumblebee" 0, ROBOTO_ORIGIN 100 (of 100); only ROBOTO_ORIGIN publishes CAD, BOM, SIM, FW, SW and POL. Availability: Kepler Forerunner K2 "Bumblebee" buy, ROBOTO_ORIGIN diy build.

Side-by-side specifications. Rows marked with a square differ.
FieldKepler Robotics (Shanghai Kepler Exploration Robot Co.)Kepler Forerunner K2 "Bumblebee"RoboParty (Shanghai RoboParty Technology)RoboParty ROBOTO_ORIGINΔ first − second
Identity
Maker (differs)Kepler Robotics (Shanghai Kepler Exploration Robot Co.)RoboParty (Shanghai RoboParty Technology)
ClassHumanoidHumanoid
StatusActiveActive
Availability (differs)BuyDIY build
CountryChinaChina
Year (differs)20242025
Specifications
Height (differs)175cm125cm+50 cm (+40%)
Mass (differs)75kg34kg+41 kg (+121%)
Degrees of freedom (differs)5223+29 (+126%)
Payload30kg—unsourced
Top speed—unsourced3m/s
Runtime (differs)480min120min+360 min (+300%)
Battery capacity2,330Wh—unsourced
Price30,000USD—unsourced
Actuators (differs)Hybrid roller-screw linear + rotary actuators120 N·m peak joint torque (maker claim)
Compute100 TOPS onboard—unsourced
Sensors (differs)80+ integrated sensors; tactile dexterous handsIntel D435i depth camera and 3D LiDAR (both optional)
Openness and provenance
Openness bar0100
Openness score (differs)0/ 100100/ 100−100
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) (differs)not publicpublic
Verification level (differs)L0L1
Sources (differs)25
Last checked (differs)2026-09-242026-09-25
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Best-documented pairs

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