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Fourier GR-2 vs Unitree G1

Fourier GR-2

GR-2

Fourier

CN
Shipping (limited)Contact Sales
Unitree Unitree G1

Unitree G1

Unitree

CN
Shipping$13,500

Last updated: December 2025

Comparison Overview

Fourier GR-2 stands at 175cm tall, making it 43cm taller than Unitree Unitree G1 at 132cm. Unitree Unitree G1 is lighter at 35kg compared to Fourier GR-2's 63kg, which may affect portability and deployment flexibility. In terms of articulation, Fourier GR-2 features 53 degrees of freedom while Unitree Unitree G1 has 23 DOF, giving Fourier GR-2 greater dexterity. Unitree Unitree G1 has a faster walking speed at 2 m/s compared to Fourier GR-2's 1.4 m/s. For carrying capacity, Fourier GR-2 can handle 3kg payload versus Unitree Unitree G1's 2kg. Fourier GR-2 targets research & industrial applications while Unitree Unitree G1 focuses on research & development.

Quick Verdict

Choose Fourier GR-2 if you need:
  • More degrees of freedom (53 DOF)
  • Higher payload capacity (3kg)
  • Larger battery capacity (0.95kWh)
  • Taller stature (43cm taller)
Choose Unitree Unitree G1 if you need:
  • Currently shipping and available

Frequently Asked Questions

Detailed Specifications
SpecificationFourier GR-2Unitree Unitree G1
Physical Dimensions
Height
175 cm
132 cm
Weight
63 kg
35 kg
Width
55.2 cm
45 cm
Depth
27.5 cm
20 cm
Performance
Walking Speed
1.4 m/s
2 m/s
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Lighter weight (28kg lighter)
  • Faster walking speed (2 m/s)
    • Max Speed
    5 km/h
    7.2 km/h
    Payload Capacity
    3 kg
    2 kg
    Max Lift
    63 kg
    Not Disclosed
    Max Carry
    6 kg
    Not Disclosed
    Degrees of Freedom
    Total DOF
    53
    23
    DOF per Arm
    7
    5
    DOF per Hand
    12
    7
    DOF per Leg
    6
    6
    Max Joint Torque
    380 Nm
    Not Disclosed
    Power & Battery
    Runtime
    2 hours
    2 hours
    Battery Capacity
    0.95 kWh
    0.43 kWh
    Charge Time
    2 hours
    2 hours
    Battery Type
    Lithium-ion (swappable)
    Lithium-ion smart battery
    Swappable Battery
    Yes
    Yes
    Processing & Computing
    Processor
    Intel Core i7 (14-core)
    8-core high-performance CPU
    GPU
    Not Disclosed
    NVIDIA Jetson Orin NX/AGX (EDU version)
    RAM
    16 GB
    16 GB
    AI Compute
    275 TOPS
    157 TOPS
    Operating System
    Ubuntu 20.04 LTS
    Linux (Ubuntu-based with ROS 2)
    Sensors & Cameras
    Camera Resolution
    Stereo RGB cameras
    1280x720 depth, 1080p color
    Camera FPS
    Not Disclosed
    30 fps
    Depth Cameras
    0
    1
    Stereo Cameras
    1
    0
    LiDAR
    No
    Yes
    Force Sensors
    Yes
    Yes
    IMU
    Yes
    Yes
    Tactile Sensors
    Yes
    Yes
    AI & Intelligence
    Computer Vision
    Yes
    Yes
    Object Recognition
    Yes
    Yes
    Facial Recognition
    No
    No
    Voice Recognition
    Yes
    Yes
    NLP
    Yes
    No
    SLAM
    Yes
    Yes
    Path Planning
    Yes
    Yes
    Connectivity
    WiFi
    Yes
    Yes
    WiFi Standard
    Wi-Fi (dual-band)
    Wi-Fi 6 (802.11ax)
    Bluetooth
    No
    Yes
    Ethernet
    Yes
    No
    5G
    No
    No
    Developer Features
    SDK Available
    Yes
    No
    API Available
    Yes
    No
    ROS Support
    Yes
    No
    ROS Version
    ROS (Noetic/Foxy)
    Not Disclosed
    Open Source
    Yes
    No
    Programming Languages
    Not Disclosed
    C++, Python
    Safety
    Emergency Stop
    Yes
    Yes
    Collision Detection
    Yes
    Yes
    Pinch Proof
    No
    No
    Pricing & Availability
    Price
    Not Disclosed
    $13,500
    Availability
    Shipping (limited)
    Shipping
    Model Year
    2024
    2024