Unitree B2
Unitree · CN
The Unitree B2 is a 60 kg IP67 electric industrial quadruped unveiled Nov 2023: 40 kg walking payload (120 kg static), >6 m/s, >20 km / 5 h per 2250 Wh swappable battery, 40 cm stair capability. Compute is Intel Core i5 standard with optional i7 or NVIDIA Jetson Orin NX; a B2-W wheel-leg variant exists. Unitree joined the DoD 1260H list on 8 Jun 2026 and the FCC barred new Chinese quadruped imports on 28 Jul 2026.
Sources: https://www.unitree.com/b2 ; https://shop.unitree.com/products/unitree-b2 ; https://botinfo.ai/articles/unitree-1260h-list-what-it-means-for-us-buyers
Specs
| Launch year | 2023 |
|---|---|
| MTOW | 60 kg |
| Payload | 40 kg |
| Endurance | 5 h |
| Speed | 21.6 km/h |
| Propulsion | 12 Unitree in-house brushless joint motors (3 per leg, ~360 N.m peak joint torque via multi-joint synergy) powered by a quick-swap 58 V / 45 Ah (2250 Wh) lithium battery; optional autonomous charging dock. |
| Comm | 1x 3D LiDAR (RoboSense RS-Helios family per distributor docs), 2x depth cameras (Intel RealSense D435i per distributor docs), 2x optical cameras; IMU; joint dual encoders |
| Price | USD 100,000 |
| Price notes | USD 100,000 (Unitree official shop list); distributors USD 76,900-88,900 / EUR 49,000 ex-VAT. shop.unitree.com lists B2 at $100,000.00 USD (Sep 2026). Generation Robots (FR) lists from EUR 49,000 ex-VAT; RoboStore (US) $84,999; other resellers $76,900-88,900. Price varies with compute (i7/Orin NX), LiDAR option, and B2-W wheeled configuration. |
Suppliers
- Intel (RealSense) (US): processor: Core i5 (standard) / Core i7 (optional)
- NVIDIA (US): processor: Jetson Orin NX
- RoboSense (Suteng Innovation Technology) (CN): lidar: RS-Helios-32 / RS-Helios 5515
- Intel RealSense (Intel Corporation) (US): camera: RealSense D435i
Sources
NDAA Shop — NDAA- and TAA-verified parts for defense ground robots