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Fourier Intelligence GR-1vsFourier Intelligence Fourier Intelligence GR-3

Side-by-side comparison of Fourier Intelligence GR-1 and Fourier Intelligence Fourier Intelligence GR-3: specs, price, use cases and SDKs.

Specifications

SpecGR-1Fourier Intelligence GR-3
Price (USD)
$150,000
$120,000
Category
humanoid
humanoid
Payload
50 kg
3 kg
Runtime
2 h
3 h
Speed
1.4 m/s
null m/s
Weight
55 kg
71 kg
Degrees of Freedom
40
55
Battery
Li-ion swap
Dual hot-swappable batteries
Shared use cases
No shared use cases
Only on GR-1
  • University research
  • Light manufacturing pilots
  • Rehabilitation R&D
  • Robotic hand teleoperation studies
Only on Fourier Intelligence GR-3
  • Social companionship
  • Service assistant
  • Assisted living
  • Education
  • Healthcare
  • Public services
  • Academic research

When to pick which

When to pick GR-1

Choose the Fourier Intelligence GR-1 for industrial R&D or logistics pilot programs where physical capability is paramount. With a 50kg payload capacity—significantly higher than the GR-3—it is the superior choice for light manufacturing tasks like material handling or collaborative assembly testing. University laboratories focused on gait dynamics or teleoperation will benefit from its 1.4m/s speed and open-platform SDKs including ROS2 and Python, allowing for deep hardware-level control. Select this model if your deployment requires a robust mechanical worker capable of lifting substantial weights or operating in environments where rapid movement and open-source integration are critical for experimental success.

When to pick Fourier Intelligence GR-3

Select the Fourier Intelligence Fourier Intelligence GR-3 for service-oriented deployments in healthcare, assisted living, or public hospitality where human-robot interaction is the primary goal. Despite its lower 3kg payload, its 55 degrees of freedom allow for more nuanced, expressive movements essential for emotional connection and social companionship. The dual hot-swappable batteries and 3-hour runtime make it better suited for continuous shifts in high-traffic public spaces or clinics. Choose this model for academic research into social robotics or service assistant roles where dexterity and uptime outweigh raw lifting power, especially when leveraging the LeRobotDatasetV2 pipeline for behavioral training.

AI-generated buyer guidance based on public specs.

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