Unitree Go2 Air is a compact and intelligent quadruped robotic dog designed for enthusiasts, creative use, or educational purposes. It offers impressively smooth movement and advanced AI features.

Technical specifications

Dimensions & weight

• Standing size: 70 × 31 × 40 cm

• Sitting height (crouch): 76 × 31 × 20 cm 

• Weight (with battery): approx. 15 kg 

Construction

• Material: aluminum alloy + high‑strength engineering plastic 

• Voltage: 28 – 33,6 V

• Maximum power: approx. 3000 W 

Performance & movement

• Maximum speed: up to 2,5 m/s (some sources state up to 3,5 m/s) 

• Usable payload: approx. 7 kg, max up to 10 kg 

• Maximum drop height / obstacle climbing: approx. 15 cm

• Maximum terrain slope: up to 30–40° depending on surface 

Sensors & safety

• 4D LIDAR L1 with ultra‑wide 360° × 90° field of view, resolution approx. 0,05 m minimum detection distance, with almost no blind spot 

• Front HD camera: 1280 × 720 px, field of view ~120° 

• Foot pressure sensors, IMU and stabilization modules for smooth motion 

Drive performance

• 12 aluminum joint motors with maximum torque ~45 N·m

• Joint cooling via heat pipes (heat‑pipe) to prevent overheating during intensive operation 

Power supply

• Standard battery: 8 000 mAh, endurance 1–2 hours

• Optional long‑life battery: 15 000 mAh, endurance up to 2–4 hours (depending on operating mode) 

Connectivity & control

• Wireless connectivity: Wi‑Fi 6, Bluetooth 5.2 and 4G/eSIM (depending on configuration)

• Remote control & app with 3D point‑cloud and ISS 2.0 (Intelligent Side‑follow System) support – controller range approx. 30 m, increased accuracy by ~50 % compared to the older version 

• Front light (3 W) and microphone for intercom, ability to listen to music via built‑in speaker 

Software and expandability

• OTA updates: the robot automatically downloads firmware improvements

• Graphical programming (drag‑drop interface) for beginners and advanced users

• Developer support: SDK, interfaces to add modular devices (e.g., GPS, robotic arm) 

Action modes and behavior

Supported movements include walking, running, jumps, stretching, clapping, poodle handshake, etc. It also features trained AI modes such as rolling over, climbing, or walking on the ceiling in simulation 

Summary of advantages:

• Compact, portable robot with high mobility and intelligence

• Advanced 4D LIDAR system with minimal blind spots

• High‑torque drive with cooling for reliable performance

• Wide connectivity: Wi‑Fi6, Bluetooth, optional 4G/eSIM

• Various interaction modes: remote control, following, voice control (optional)

• Open‑source expansion options (cars, arms, sensors)

• Autonomous updates and a user‑friendly graphical programming platform

Here are the differences between Unitree Go2 Air, Pro and Edu versions:

Main differences between Go2 Air ↔ Go2 Pro ↔ Go2 Edu:

Go2 Air

• Target user: hobby, education, home use

• Speed: up to approx. 2,5 m/s

• Payload: approximately 7 kg (max. ≈ 10 kg)

• Computing power: basic, without a powerful CPU → not fully programmable

• Features: basic actions, HD camera, 4D LiDAR, Wi‑Fi6, Bluetooth

• No voice control, ISS 2.0 or 4G/eSIM 

Go2 Pro

• Target user: developers, research, commercial use

• Speed: up to approx. 3,5 m/s

• Payload: around 8 kg (max. ≈ 10 kg)

• Computer: powerful 8‑core CPU → enables SDK (Python/C++ / ROS integration)

• Additional features: voice control, integrated speaker and microphone, ISS 2.0, 4G/eSIM, Wi‑Fi6, Bluetooth

• Option for long battery life and optional add‑ons such as tracking module 

Go2 Edu

• Target user: schools, research and educational institutions

• Speed: up to approx. 3,7 m/s (in lab up to 5 m/s)

• Payload: approx. 8 kg (maximum up to 12 kg)

• Full programmability: SDK including secondary development options, NVIDIA Jetson Orin module (optional)

• Additional features compared to Pro: compatibility with fast‑charger, higher battery life (typically up to 2–4 h), manual controller in the package, foot‑force sensor, charging pile compatibility

Clear comparison

Feature / Version	Go2 Air	Go2 Pro	Go2 Edu
Speed	≈ 2,5 m/s	≈ 3,5 m/s	≈ 3,7 m/s (max 5)
Recommended payload	≈ 7 kg	≈ 8 kg	≈ 8 kg (max 12 kg)
Computing power / SDK	No	Yes (8‑core CPU)	Yes + Jetson Orin
Voice + speaker	No	Yes	Yes
ISS 2.0	No	Yes	Yes
4G / eSIM	No	Yes (EU region)	Yes
Foot‑force sensors	No	No	Yes
Charging pile compatibility	No	No	Yes
Battery and endurance	standard, ~1–2 h	standard (~1–2 h)	long (~2–4 h)

Version without extra controller.