humanoidrobots.systems

Fourier GR-2 vs NEURA 4NE1

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

Fourier GR-2 is 5 cm shorter (175 vs 180 cm) and 17 kg lighter (63 vs 80 kg) than 4NE1. Openness score: Fourier GR-2 30, 4NE1 0 (of 100); only Fourier GR-2 publishes SIM and SW. Availability: Fourier GR-2 buy, 4NE1 preorder.

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Side by side

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Side-by-side specifications. Rows marked with a square differ.
FieldFourier (Fourier Intelligence)Fourier GR-2NEURA RoboticsNEURA 4NE1Δ first − second
Identity
Maker (differs)Fourier (Fourier Intelligence)NEURA Robotics
ClassHumanoidHumanoid
Status (differs)ActiveAnnounced
Availability (differs)BuyPreorder
Country (differs)ChinaGermany
Year20242024
Specifications
Height (differs)175cm180cm−5 cm (-3%)
Mass (differs)63kg80kg−17 kg (-21%)
Degrees of freedom53—unsourced
Payload3kg—unsourced
Top speed—unsourced1.4m/s
Runtime120min—unsourced
Battery capacity—unsourced—unsourced
Price—unsourced—unsourced
ActuatorsFourier FSA 2.0 actuators (>380 N·m peak)—unsourced
Compute—unsourced—unsourced
Sensors—unsourced360-degree perception, sensor skin
Openness and provenance
Openness bar300
Openness score (differs)30/ 1000/ 100+30
CAD (25)not publicnot public
Bill of materials (20)not publicnot public
Sim model (URDF/MJCF) (20) (differs)publicnot public
Firmware (15)not publicnot public
Software (10) (differs)publicnot public
Trained policies (10)not publicnot public
Verification level (differs)L1L0
Sources22
Last checked2026-09-242026-09-24

A dash is an unsourced figure, not zero. Sources for each robot are listed on its spec sheet: Fourier GR-2, 4NE1.

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