Fourier GR2 vs AGIBOT A3 Ultra
Compare Fourier GR2 (Fourier Intelligence) and AGIBOT A3 Ultra (AGIBOT (Zhiyuan Robotics)) side by side: degrees of freedom, weight, payload, battery life, actuators, and status.
| Spec | Fourier GR2 | AGIBOT A3 Ultra |
|---|---|---|
| Manufacturer | Fourier Intelligence | AGIBOT (Zhiyuan Robotics) |
| Category | Humanoid | Humanoid |
| Country | China | China |
| Degrees of freedom | 40 | 51 |
| Weight (kg) | 58 | 60 |
| Battery life (h) | 3 | 8 |
| Payload | 15 kg | 5 kg per arm |
| Max speed | 1.5 m/s | 1.8 m/s |
| Actuators | FSA (Force-Adaptive Servo Actuators) | |
| Primary sensor | Depth Camera + IMU Fusion Array | 3D LiDAR + RGB-D cameras + fisheye cameras + binocular vision + GPS/RTK/UWB |
| Function | Research & development | Commercial and service humanoid for sustained real-world tasks |
| Released | 2023 | 2026 |
| Status | Active | Active |
Verdict
AGIBOT A3 Ultra leads on 3 of the 4 weighted dimensions both makers disclose.
Fourier GR2 leads on payload (15 kg vs 5 kg per arm).
AGIBOT A3 Ultra leads on degrees of freedom (51 vs 40), max speed (1.8 m/s vs 1.5 m/s) and battery life (8 h vs 3 h).
Left out because at least one manufacturer does not publish a figure: price.
Fourier GR2
A high-DoF humanoid platform for research and rehabilitation, featuring Fourier's proprietary force-adaptive servo actuators and a modular dual-arm architecture.
AGIBOT A3 Ultra
Full-size humanoid robot developed for long-duration operation in public-facing, commercial, and service environments. Standing 1.74 m tall and weighing 60 kg with 51 active degrees of freedom.