1X Technologies EVEvsFourier Intelligence GR-1
Side-by-side comparison of 1X Technologies EVE and Fourier Intelligence GR-1: specs, price, use cases and SDKs.

EVE
A versatile wheeled humanoid robot designed for safe collaboration and learning in diverse environments.

GR-1
Open-platform humanoid for research + light industrial pilots
Specifications
| Spec | EVE | GR-1 |
|---|---|---|
| Price (USD) | $0 | $150,000 |
| Category | humanoid | humanoid |
| Payload | 15 kg | 50 kg |
| Runtime | 6 h | 2 h |
| Speed | 4 m/s | 1.4 m/s |
| Weight | 87.09 kg | 55 kg |
| Degrees of Freedom | 25 | 40 |
| Battery | 1.05 kWh lithium-ion battery | Li-ion swap |
- Logistics
- Security patrolling
- Retail tasks
- Manufacturing assistance
- Healthcare
- Personal assistance
- University research
- Light manufacturing pilots
- Rehabilitation R&D
- Robotic hand teleoperation studies
When to pick which
Choose the 1X Technologies EVE for high-duty cycle operations in flat-floor environments like logistics warehouses, retail centers, or healthcare facilities. Its 6-hour runtime and 4 m/s top speed make it superior for security patrolling and rapid inventory transport compared to bipedal alternatives. The wheeled base provides a stable, energy-efficient platform for safe human-robot collaboration in public spaces. Facilities requiring long-range mobility and seamless integration with ROS2 or OpenCV workflows should prioritize EVE, as its battery endurance allows for near full-shift deployment, whereas bipedal models typically struggle with power consumption in continuous service roles.
Opt for the Fourier Intelligence GR-1 for advanced bipedal locomotion research or light industrial pilots requiring significant lifting capacity. With a 50kg payload and 40 degrees of freedom, the GR-1 is engineered for heavy-duty manipulation and complex movement studies that exceed the mechanical limits of wheeled systems. It is the primary choice for university laboratories and rehabilitation R&D centers focusing on human-like gait or robotic hand teleoperation. While the 2-hour runtime limits continuous field use, the high DoF and Fourier OpenAI Stack provide the necessary granularity for developing sophisticated control algorithms in structured research environments.
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