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Unitree A2-W

By Unitree Robotics · China · Quadruped robots (robot dogs)

Robot 500: watchlist · joins the ranking at the next monthly update (1 November 2026)
Weight
52 kg (115 lb)
Speed
3 m/s (10.8 km/h · 6.7 mph)
Payload
25 kg (55 lb)
Runtime
3.5 h
Price
Not published

27 sourced values · 5 not disclosed (84% disclosed)Checked by our QA desk on 2026-10-11Official pageReport an error

Variants: A2-W · A2-W PRO

Against other quadruped robots

Where the published figures sit among the 25 quadruped robots in our database. Only robots whose makers publish the same figure are counted.

FigureUnitree A2-WMedianRangeRobots publishing it
Weight52 kg35 kg0.5 kg – 85 kg · 23 robots0.5 kg – 85 kg23
Speed3 m/s3 m/s0.9 m/s – 8 m/s · 22 robots0.9 m/s – 8 m/s22
Payload25 kg15 kg0.2 kg – 50 kg · 23 robots0.2 kg – 50 kg23
Runtime3.5 h185 min30 min – 5.5 h · 12 robots30 min – 5.5 h12
Degrees of freedom16129 – 16 · 20 robots9 – 1620
Peak load100 kg100 kg50 kg – 150 kg · 7 robots50 kg – 150 kg7

Unitree Robotics publishes 27 of the 32 figures we track for the Unitree A2-W (84%). The median across the 25 quadruped robots in our database is 74%, so it discloses more than 22 of them.

Background reading: Robot dogs in 2026.

Prices and where to buy

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Unitree Robotics hasn't published a price. Enquiries go through the maker's sales team.

Prices change often; the maker's page is authoritative. Amazon prices are shown only through Amazon's own links.

Full specifications

Every value shows its confidence: Manufacturer stated by the maker · Verified independently confirmed · Estimate our calculation from official figures · Reported credible media, retailer or trade-show report, not confirmed by the maker · ⚠ Unconfirmed leak, rumour or single source — treat with caution · Not disclosed not published. Every value, whatever its confidence, links to its source. How we source specs.

Launch
Announced
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Status
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Body
Dimensions
Length 900 mm × Width 440 mm × Height 625 mmManufacturerSource: unitree.com (2026-10-11)
Weight
52 kg (115 lb)ManufacturerSource: unitree.com (2026-10-11)Conditions: with battery
IP rating
More specifications
Joint torque max
Operating temperature
-20–55 °C (-4–131 °F)ManufacturerSource: unitree.com (2026-10-11)
Connectivity
Wi-Fi 6, Bluetooth 5.2ManufacturerSource: unitree.com (2026-10-11)
Interfaces
RS485 x2, CAN x2, Gigabit Ethernet x2, USB 3.0 Type-C x2, 12 V / 24 V / BAT power outputManufacturerSource: unitree.com (2026-10-11)
Wheels
Tyres 190 mm diameter, 51 mm widthManufacturerSource: unitree.com (2026-10-11)
Warranty
Slope capability
Mobility
Max speed
3 m/s (10.8 km/h · 6.7 mph)ManufacturerSource: unitree.com (2026-10-11)Conditions: stated speed range 0-3 m/s; page separately lists up to about 6 m/sMaker's figure is an "up to" value.
Stairs
Max step height 30 cm; slope capability about 45°ManufacturerSource: unitree.com (2026-10-11)
Joints & payload
Degrees of freedom
Payload
25 kg (55 lb)ManufacturerSource: unitree.com (2026-10-11)Conditions: continuous walking load
Peak load
100 kg (220 lb)ManufacturerSource: unitree.com (2026-10-11)Conditions: standing load
Compute & AI
Processor
8-core high-performance CPU (platform) and Intel Core i7 (user development)ManufacturerSource: unitree.com (2026-10-11)
AI performance
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Teleoperation
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Sensors
Cameras
1 HD cameraManufacturerSource: unitree.com (2026-10-11)
LiDAR
1 LiDAR (A2-W) / 2 LiDARs, front and rear (A2-W PRO)ManufacturerSource: unitree.com (2026-10-11)
Microphones
Speaker and microphone arrayManufacturerSource: unitree.com (2026-10-11)
Power
Battery
Runtime
3.5 hManufacturerSource: unitree.com (2026-10-11)Conditions: no load, continuous walking; with 25 kg load: more than 1.5 hours (about 15 km)
Hot-swappable battery
Software
SDK
Secondary development supported (Secondary Development Manual); continuous OTA upgradesManufacturerSource: unitree.com (2026-10-11)
Commercial
Regions sold
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)

Cite: RankedRobot, https://rankedrobot.com/robots/unitree-a2-w/ (checked 2026-10-11) · Open data

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Compare with

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Speed
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Payload
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Runtime
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Price
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