Unitree A2
Mid-size industrial quadruped with front and rear LiDAR and hot-swappable dual batteries.
Learn:Humanoid and legged robots: how they walk and keep their balanceAI in robots: perception, learned control and foundation modelsElectric motors in robots: brushless, frameless and steppersHow robots work: sense, think, act
Compare with other robots- Height
- 570 mm
- Width
- 440 mm
- Length
- 820 mm
- Weight
- 42 kg
Overview
- Official website
- unitree.com (opens in a new tab)
Technical specifications
Dimensions
| Specification | Value | Source |
|---|---|---|
| Height | 570 mmstanding | unitree.com (opens in a new tab)Sep 28, 2026 |
| Width | 440 mmstanding | unitree.com (opens in a new tab)Sep 28, 2026 |
| Length | 820 mmstanding | unitree.com (opens in a new tab)Sep 28, 2026 |
| Weight | 42 kgapprox., with battery (approx. 35 kg without) | unitree.com (opens in a new tab)Sep 28, 2026 |
Performance
| Specification | Value | Source |
|---|---|---|
| Payload | 25 kgcontinuous walking load, approx.; ideally approx. 35 kg; max standing load approx. 100 kg | unitree.com (opens in a new tab)Sep 28, 2026 |
| Degrees of freedom | 12joint motors | unitree.com (opens in a new tab)Sep 28, 2026 |
| Maximum speed | 3.7 m/sspeed 0-3.7 m/s; page states up to ~5 m/s | unitree.com (opens in a new tab)Sep 28, 2026 |
Power & battery
| Specification | Value | Source |
|---|---|---|
| Battery capacity | 907.2 Whdual batteries (2 x 453.6 Wh), hot-swappable | unitree.com (opens in a new tab)Sep 28, 2026 |
| Battery voltage | 50.4 Vsupply voltage | unitree.com (opens in a new tab)Sep 28, 2026 |
| Runtime | 300 minno load: > 5 h continuous walking (approx. 20 km); > 3 h with 25 kg load | unitree.com (opens in a new tab)Sep 28, 2026 |
Environment
| Specification | Value | Source |
|---|---|---|
| IP rating | IP56A2 standard; A2-PRO IP56-IP67 (core components IP67) | unitree.com (opens in a new tab)Sep 28, 2026 |
| Minimum operating temperature | -20 °C | unitree.com (opens in a new tab)Sep 28, 2026 |
| Maximum operating temperature | 55 °C | unitree.com (opens in a new tab)Sep 28, 2026 |
Compute
| Specification | Value | Source |
|---|---|---|
| Compute platform | 8-core high-performance CPU (platform) + Intel Core i7 (user development)high computing power expansion dock optional | unitree.com (opens in a new tab)Sep 28, 2026 |
Sensors
| Specification | Value | Source |
|---|---|---|
| LiDAR | YesA2: 1 LiDAR; A2-PRO: 2 LiDARs (front and rear) | unitree.com (opens in a new tab)Sep 28, 2026 |
Software
| Specification | Value | Source |
|---|---|---|
| SDK available | Yessecondary development supported | unitree.com (opens in a new tab)Sep 28, 2026 |
Documentation
External links to the original publishers.
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Looking for one? Post a needWhere to buy and service Unitree
All companies for UnitreeSales (distributors and dealers)
AlphaGeo Ltd
- Dealer
UK-based reseller of underwater ROVs, drones and robotics that sells Unitree Robotics quadrupeds and humanoids with pre- and post-purchase support.
Dealer
United Kingdom
Eagle Robots
- Dealer
- Service provider
Robotics division of Eagleprojects; official Unitree reseller in Italy and self-described Unitree service centre, offering quadruped and humanoid robots, assistance, academy, consulting and operational rental.
Dealer
Italy
FMA Investment Group
- Distributor
Colombian company stating it is official distributor of Pudu Robotics in Colombia, implementing service robots for restaurants, hotels and hospitals, with training and 24/7 support; also offers Unitree humanoids.
Dealer
Colombia
Geocentrum
- Dealer
Dutch supplier of surveying equipment, lidar scanners and drones that sells Unitree Robotics robot dogs and humanoids and offers robot-dog rental and lease.
Dealer
Netherlands
ME.KO. Srl
- Distributor
- Integrator
Italian automation company offering collaborative and mobile robots; states it is an official distributor in the Unitree Italia network for G1 humanoids and Go2 quadrupeds, providing support and training.
Distributor
Noventa di Piave, Italy
RoboStore
- Distributor
US online store stating it is the official U.S. distributor of Unitree humanoid and quadruped robots and accessories for education, research and industry.
Distributor
United States
Known issues (0)
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