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

GR-1
Open-platform humanoid for research + light industrial pilots

Iron
Automotive-grade humanoid from XPeng
Specifications
| Spec | GR-1 | Iron |
|---|---|---|
| Price (USD) | $150,000 | $28,000 |
| Category | humanoid | humanoid |
| Payload | 50 kg | 20 kg |
| Runtime | 2 h | 5 h |
| Speed | 1.4 m/s | — |
| Weight | 55 kg | 70 kg |
| Degrees of Freedom | 40 | 60 |
| Battery | Li-ion swap | — |
- University research
- Light manufacturing pilots
- Rehabilitation R&D
- Robotic hand teleoperation studies
- Automotive manufacturing
- Factory automation
When to pick which
Choose the Fourier Intelligence GR-1 for university research labs or specialized R&D departments focused on high-torque manipulation and rehabilitation robotics. Its standout 50kg payload capacity—more than double that of the XPeng Iron—makes it the superior choice for heavy-lifting pilots or assistive mobility studies where the robot must support significant weight. Buyers requiring deep software customization will benefit from the open-platform Fourier OpenAI Stack and ROS2 compatibility, allowing for granular control development. Select this model for low-volume, high-complexity deployments where research flexibility and raw lifting power outweigh long runtime requirements.
Opt for the XPeng Iron when scaling humanoid fleets within automotive manufacturing or high-volume factory automation environments. At a $28,000 price point, it offers a significantly lower barrier to entry for multi-unit deployments compared to the GR-1. The 5-hour runtime and 60 degrees of freedom make it better suited for long-shift assembly line tasks requiring high dexterity rather than raw strength. Automotive-grade engineering ensures reliability for repetitive industrial cycles. Choose this robot for large-scale operational pilots where cost-per-unit and endurance are the primary constraints for achieving a viable return on investment.
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