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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Ameca vs Reachy 2

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Ameca is 21 cm taller (187 vs 166 cm) and 12 kg heavier (62 vs 50 kg) than Reachy 2. Ameca has 43 more degrees of freedom (61 vs 18) than Reachy 2. Openness score: Ameca 0, Reachy 2 45 (of 100); only Reachy 2 publishes SIM, FW and SW. Availability for both: buy.

Side-by-side specifications. Rows marked with a square differ.
FieldEngineered ArtsEngineered AmecaPollen Robotics (Hugging Face)Pollen Reachy 2Δ first − second
Identity
Maker (differs)Engineered ArtsPollen Robotics (Hugging Face)
Class (differs)HumanoidWheeled humanoid
StatusActiveActive
AvailabilityBuyBuy
Country (differs)United KingdomFrance
Year (differs)20212024
Specifications
Height (differs)187cm166cm+21 cm (+13%)
Mass (differs)62kg50kg+12 kg (+24%)
Degrees of freedom (differs)6118+43 (+239%)
Payload—unsourced3kg
Top speed—unsourced0.83m/s
Runtime—unsourced—unsourced
Battery capacity—unsourced840Wh
Price—unsourced70,000USD
Actuators (differs)Electric; 27 DOF head/face, 34 DOF upper bodyOrbita parallel joints (neck, wrists)
Compute (differs)Embedded robot PC; Tritium robotOS (Linux/Yocto)SolidRun BedRock V3000 industrial PC
Sensors (differs)2x 8MP eye cameras, binaural mics, 4-ch chest mic, LiDAR safety sensors2x IMX296 RGB, Orbbec Gemini 336 RGB-D, ToF, RPLIDAR S2, IMU, microphones
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)L0L1
Sources (differs)23
Last checked2026-09-242026-09-24
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Best-documented pairs

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