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Unitree Z1

By Unitree Robotics · Collaborative robot arms (cobots)

Robot 500: watchlist · joins the ranking at the next monthly update (1 November 2026)
Payload
3 kg (7 lb)
Reach
740 mm (29.1 in)
Repeatability
0.1 mm
Weight
4.5 kg (10 lb)
Price
US$15,999

22 sourced values · 9 not disclosed (71% disclosed)Checked by our QA desk on 2026-10-11Official pageReport an error

Variants: Z1 AIR · Z1 PRO

Against other cobots

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

FigureUnitree Z1MedianRangeRobots publishing it
Payload3 kg8 kg0.3 kg – 30 kg · 25 robots0.3 kg – 30 kg25
Reach740 mm950 mm280 mm – 1,750 mm · 25 robots280 mm – 1,750 mm25
Repeatability0.1 mm0.05 mm0.02 mm – 0.5 mm · 25 robots0.02 mm – 0.5 mm25
Weight4.5 kg33 kg0.8 kg – 64 kg · 25 robots0.8 kg – 64 kg25
Axes6 axes6 axes6 axes – 7 axes · 25 robots6 axes – 7 axes25

Its lowest published US-dollar price, US$15,999, is above 3 and below 3 of the 7 cobots with a published US-dollar price (median US$15,999).

Unitree Robotics publishes 22 of the 31 figures we track for the Unitree Z1 (71%). The median across the 25 cobots in our database is 97%, so it discloses more than 0 of them.

Background reading: Cobot buying guide 2026.

Prices and where to buy

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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: shop.unitree.com (2026-10-20)
Body
Weight
Z1 PRO:4.5 kg (10 lb)ManufacturerSource: unitree.com (2026-10-11)
IP rating
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
More specifications
Max joint speed
Max power
Power supply
24 V, current >20 AManufacturerSource: unitree.com (2026-10-11)
Interface
Control interface
Position + force controlManufacturerSource: unitree.com (2026-10-11)
User os
Joint max torque
Joint encoder
Joint reducer
Harmonic, reduction ratio 60+ManufacturerSource: unitree.com (2026-10-11)
Collision detection
Force feedback / collision detection providedManufacturerSource: unitree.com (2026-10-11)
Air variant payload
2 kg (4 lb)ManufacturerSource: unitree.com (2026-10-11)
Air variant weight
4.3 kg (9 lb)ManufacturerSource: unitree.com (2026-10-11)
Arm
Reach
740 mm (29.1 in)ManufacturerSource: unitree.com (2026-10-11)
Axes
Repeatability
Max tool speed
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Joint ranges
J1 ±150°; J2 0–180°; J3 −165° to 0°; J4 ±80°; J5 ±85°; J6 ±160°ManufacturerSource: unitree.com (2026-10-11)
Payload
Payload
Z1 PRO:3 kg (7 lb)ManufacturerSource: unitree.com (2026-10-11)Conditions: Z1 PRO; test conditions not stated (page notes accuracy varies with test conditions); Z1 AIR is 2 kg
Software
SDK
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
ROS support
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Safety
Certifications
Not disclosedNot disclosedChecked: unitree.com (2026-10-11)
Commercial
Regions sold
Not disclosedNot disclosedChecked: shop.unitree.com (2026-10-11)

Cite: RankedRobot, https://rankedrobot.com/robots/unitree-z1/ (checked 2026-10-11) · Open data

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Compare with

Compare Unitree Z1 side by side

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Reach
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Repeatability
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Weight
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Price
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