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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Asimov 1 vs Unitree G1

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Asimov 1 is 12 cm shorter (120 vs 132 cm) than Unitree G1. Asimov 1 has 2 more degrees of freedom (25 vs 23) than Unitree G1. Both list the same mass (35 kg). Listed prices: Asimov 1 $20,000, Unitree G1 $13,500. Openness score: Asimov 1 70, Unitree G1 40 (of 100); only Asimov 1 publishes CAD and FW; only Unitree G1 publishes POL. Availability: Asimov 1 kit, Unitree G1 buy.

Side-by-side specifications. Rows marked with a square differ.
FieldMenlo Research (Asimov)Menlo Asimov 1Unitree RoboticsUnitree G1Δ first − second
Identity
Maker (differs)Menlo Research (Asimov)Unitree Robotics
ClassHumanoidHumanoid
StatusActiveActive
Availability (differs)KitBuy
Country (differs)SingaporeChina
Year (differs)20262024
Specifications
Height (differs)120cm132cm−12 cm (-9%)
Mass35kg35kg=
Degrees of freedom (differs)2523+2 (+9%)
Payload—unsourced2kg
Top speed—unsourced—unsourced
Runtime—unsourced120min
Battery capacity—unsourced—unsourced
Price (differs)20,000USD13,500USD+6,500 USD (+48%)
Actuators (differs)CAN-bus actuators; 6 DOF/leg, 5 DOF/arm, 1 waist, 2 neck; RSU ankle with passive toesUnitree in-house electric joint motors
Compute (differs)Raspberry Pi 5 (media/network) + Radxa CM5 (motion control)8-core CPU; optional Jetson Orin module (EDU)
Sensors (differs)2MP monocular camera, stereo mic array, 6-DOF IMU, joint statesDepth camera, 3D LiDAR, 4-mic array
Openness and provenance
Openness bar7040
Openness score (differs)70/ 10040/ 100+30
CAD (25) (differs)publicnot public
Bill of materials (20)not publicnot public
Sim model (URDF/MJCF) (20)publicpublic
Firmware (15) (differs)publicnot public
Software (10)publicpublic
Trained policies (10) (differs)not publicpublic
Verification level (differs)L1L2
Sources (differs)32
Last checked2026-09-242026-09-24
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Best-documented pairs

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