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Unitree A1

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The Unitree A1 is a legacy high-performance quadruped platform for locomotion, SLAM, perception, secondary development, education, and robotics research.

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Payload
5 kg
Max Speed
3.3 m/s continuous
Runtime
1 h standard; up to 2.5 h
Navigation
Remote, SLAM and ROS
Environment
Indoor / dry outdoor terrain
Best For
Quadruped locomotion R&D

OVERVIEW

The Unitree A1 is an earlier-generation quadruped robot designed for agile locomotion, perception, human following, visual SLAM, secondary development, and robotics research.

It combines a 5 kg effective load, 1–2.5 hour stated endurance, 3.3 m/s continuous speed, foot-end force sensing, depth vision, real-time APIs, and an Exploration configuration with LiDAR and higher AI compute.

A1 is best suited for legacy research programmes, universities with existing software, used-equipment buyers, and historical comparison with newer Unitree quadrupeds.

As a legacy platform, A1 remains most relevant where existing software, hardware familiarity, or used-unit availability outweigh the advantages of moving to a newer quadruped with a more current development ecosystem.

IS THIS ROBOT RIGHT FOR YOU?

Good fit if...

Not ideal if...

APPLICATIONS AND USE CASE FIT

Cleaning
Warehouse transport
Material handling
Inspection
Security / patrol
Delivery / service runs
Palletizing / stacking
Pick and place / sorting
Welding / fabrication
Manufacturing automation
Human interaction / service
Home / personal use

KEY FEATURES

Legacy research platform

Earlier Unitree quadruped used for locomotion, SLAM, and development research.

3.3 m/s speed

High dynamic performance for a compact quadruped of its generation.

5 kg effective load

Supports light sensors and payloads within balance and runtime limits.

Real-time APIs

Upper and lower control interfaces support secondary development.

Force sensing

Four foot-end pressure sensors support contact and locomotion research.

Exploration option

Selected configurations add LiDAR, mapping, navigation, and higher AI compute.

TECHNICAL SPECIFICATIONS

Robot type

Developer quadruped robot

Main purpose

Quadruped locomotion R&D

Operating environment

Indoor / dry outdoor terrain

Deployment

Still listed; sales inquiry required

Payload / load capacity

5 kg

Reach

N/A

Mobility

Walking, running and dynamic quadruped movement

Manipulation

No manipulator arm

Max speed

3.3 m/s continuous

Runtime

1 h standard; up to 2.5 h

Power source

4,200 mAh / 90.72 Wh Li-ion battery

Navigation / control

Remote, SLAM and ROS

Sensors

Depth camera and four foot-force sensors; LiDAR on Exploration version

Dimensions

Approx. 500 × 300 × 400 mm standing

Weight

Approx. 12 kg

SUPPLIER

Within 1-2 days
Hangzhou, Zhejiang, China
Worldwide via online sales and authorised distributors
Manufacturer

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FAQ

Frequently asked questions

How much does the Unitree A1 cost? +

Unitree does not currently list a new Unitree A1 price in its official international store. A1 is an older quadruped generation, so current offers are more likely to be used, remaining stock, refurbished units or private listings. Historical launch or reseller prices should not be represented as today’s manufacturer price. The real acquisition cost must include battery condition, charger, controller, software, sensors, import costs, missing parts and the risk of limited support.

Compare any A1 offer with a current Go2 configuration before buying. Because this is an older platform, confirm the serial number, hardware revision, battery condition, charger, controller, software image, account access, spare-parts route and remaining manufacturer support before paying. A used unit can be attractive for legacy quadruped research, education and comparison with current Unitree robot dogs, but the purchase should be based on inspected condition and supportability rather than the original launch specification.

You can contact Anton Robots to compare the legacy model with current alternatives. The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment.

Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Where can I buy the Unitree A1? +

You cannot rely on a standard current Unitree checkout route for A1. Buyers may find Unitree A1 through used robotics dealers, universities, private sellers or remaining distributor stock, and Anton Robots can help compare the offer with current alternatives. Verify whether the unit is Standard or Exploration version, what cameras or LiDAR are fitted, development access, battery and charger condition, controller, firmware, warranty and spare parts.

For a new project, Go2 EDU is usually the more supportable choice. Because this is an older platform, confirm the serial number, hardware revision, battery condition, charger, controller, software image, account access, spare-parts route and remaining manufacturer support before paying. A used unit can be attractive for legacy quadruped research, education and comparison with current Unitree robot dogs, but the purchase should be based on inspected condition and supportability rather than the original launch specification.

You can contact Anton Robots to compare the legacy model with current alternatives. The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment.

Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Where can I find a Unitree A1 for sale? +

A Unitree A1 for sale is most likely a used or legacy unit. Request serial number, ownership history, videos of standing and walking, joint error logs, battery cycles, charger, controller, cameras, optional LiDAR, software image and SDK documentation. Inspect the feet, joints, cables and body for evidence of falls or outdoor exposure. A low price can become expensive if replacement batteries, motors or software support are unavailable.

Because this is an older platform, confirm the serial number, hardware revision, battery condition, charger, controller, software image, account access, spare-parts route and remaining manufacturer support before paying. A used unit can be attractive for legacy quadruped research, education and comparison with current Unitree robot dogs, but the purchase should be based on inspected condition and supportability rather than the original launch specification.

You can contact Anton Robots to compare the legacy model with current alternatives. The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment.

Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Can I get a quote for the Unitree A1? +

Anton Robots can help source or assess a Unitree A1 offer, but it should be described as a legacy or used-unit enquiry rather than a guaranteed new factory quotation. The quote should state condition, seller, serial number, configuration, included accessories, inspection evidence, delivery, return rights and support. Also include a current Go2 EDU comparison so the buyer can judge whether legacy compatibility justifies the maintenance and software risk.

Because this is an older platform, confirm the serial number, hardware revision, battery condition, charger, controller, software image, account access, spare-parts route and remaining manufacturer support before paying. A used unit can be attractive for legacy quadruped research, education and comparison with current Unitree robot dogs, but the purchase should be based on inspected condition and supportability rather than the original launch specification.

You can contact Anton Robots to compare the legacy model with current alternatives. The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment.

Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

What is included when you buy a used Unitree A1? +

A used Unitree A1 package may include the robot, battery, charger and controller, but sensors and compute differ between Standard and Exploration versions. The Exploration version can include LiDAR and higher AI compute, while optional microphones, cameras and ultrasound may vary.

Do not assume the original box contents remain complete. Confirm battery, charger, controller, power adapters, cables, feet, payload hardware, software image, development files and transport case. The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route.

You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

What are the payload, runtime, and speed of Unitree A1? +

Unitree’s official A1 page lists a 5 kg effective load, approximately 1–2.5 hours endurance and maximum continuous running speed around 3.3 m/s. It also lists maximum joint torque of 33.5 N·m and four foot-end pressure sensors. Those are historical platform specifications under suitable conditions. Battery age, terrain, payload, temperature and mechanical wear can materially reduce real performance on a used unit.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route.

You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

What is the difference between A1 Standard and Exploration? +

A1 Standard includes a depth camera, HD video transmission, secondary-development interfaces, human following and depth sensing. A1 Exploration adds LiDAR for obstacle avoidance, mapping, navigation and positioning, plus a higher-compute AI module for perception and research. Exact hardware can vary, so ask for photographs, sensor model numbers and a working software demonstration. An A1 with missing optional modules should not be advertised as Exploration based only on a label.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route.

You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Can Unitree A1 be programmed? +

Yes. Unitree’s official A1 material describes upper-level and lower-level real-time APIs and secondary development. That made A1 popular for locomotion, reinforcement learning and perception research. Current usability depends on whether the seller provides the correct SDK, firmware, computer image and documentation. Confirm compiler and operating-system requirements, API access, network credentials and whether the robot can be restored if its onboard computer fails.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route.

You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Does Unitree A1 support autonomous navigation? +

The A1 Exploration configuration was promoted with LiDAR, dynamic obstacle avoidance, map construction, navigation planning and autonomous positioning. That does not mean every A1 unit includes the sensors or a turnkey autonomous mission package. Verify the LiDAR and compute hardware, software licences, map workflow, localisation performance and recovery behaviour. For a new autonomy project, compare the current Go2 EDU ecosystem. The robot is only one part of a successful project.

Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Is Unitree A1 waterproof? +

Unitree’s A1 page states that the foot end is waterproof and dustproof, but that should not be converted into a whole-robot waterproof or industrial IP rating. Protect the body, electronics, connectors and battery from rain, water, mud and washdown unless the manufacturer provides a rating for the exact unit. Legacy seals may also deteriorate with age. Use A1 primarily in dry, controlled environments.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Is Unitree A1 suitable for universities? +

A1 can still be useful for a university that already has software, spare parts and experienced staff for the platform. It supports locomotion, force sensing, perception, following, SLAM and secondary development. For a new programme, the limitations of legacy batteries, parts and software may outweigh a low used price. Compare Go2 EDU for current support and ensure any A1 purchase includes enough documentation to reproduce the research.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Can Unitree A1 be used for inspection? +

A1 can support inspection and patrol research with cameras, LiDAR and custom payloads, especially in the Exploration version. It should not be presented as a current industrial inspection product with warranty, docking, environmental rating and fleet support. Use it for controlled proof-of-concept work, education or research. For operational inspection, compare Unitree B2 or another supported industrial quadruped.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Are batteries and spare parts available for Unitree A1? +

Availability of A1 batteries, motors, feet, cables and electronics should be checked before purchase. Unitree still references A1 hardware and open-source resources, but the official store focuses on current robots and does not show A1 as a normal new product. Third-party parts may not match the revision or safety requirements. Ask the seller to include a working battery test and identify the repair route in writing.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Can Unitree A1 work safely around people? +

A1 is compact but powerful, with fast motion and high joint torque. A used robot may also have unknown calibration, battery or mechanical condition. Operate at low speed in a controlled area, keep people away from the legs, use trained operators and test emergency shutdown before demonstrations. Custom low-level code can create unexpected motion, so validate software while the robot is supported or restrained as appropriate.

Complete a task-specific risk assessment before operation. Consider unintended motion, falls or tip-over, impact and pinch points, battery and charging risks, network loss, cybersecurity, carried objects, children or bystanders, and emergency-stop access. Training, supervision, controlled test zones and written recovery procedures may be required. The final safeguards must match the exact Unitree A1 configuration and local workplace, electrical and machinery-safety requirements.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Is Unitree A1 worth buying? +

A1 can be worth buying for a low-cost research project that specifically needs the legacy platform, has a verified complete unit and accepts maintenance risk. It is less attractive for a new multi-year programme, public deployment or buyer without technical staff. Compare total cost, not only the used price: batteries, repairs, software recovery and downtime may exceed the saving over Go2. Buy only after a live functional test and parts review.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

Should I buy Unitree A1 or Go2 EDU? +

Choose A1 only for legacy research compatibility, a compelling inspected used price or a specific A1 codebase. Choose Go2 EDU for current development support, 4D LiDAR, newer batteries, current SDK resources, controller, force sensors and a clearer commercial route. For most new universities and R&D teams, Go2 EDU is the safer long-term investment despite the higher upfront cost.

The robot is only one part of a successful project. Define the task inputs, outputs, exceptions, human handoffs, target performance, operating hours, site constraints and the response to a failed task. Run representative tests and agree measurable acceptance criteria before wider deployment. Compare the Unitree A1 with other robot dogs based on verified capability, total operational cost and accountable support for legacy quadruped research, education and comparison with current Unitree robot dogs.

Before selecting a proposal, provide the destination country, intended workflow, required start date, operating environment and support expectations. Ask for the exact configuration, an itemised scope, exclusions, acceptance criteria, warranty responsibility and a named support route. You can request a Unitree A1 quote through Anton Robots to compare the complete delivered package for legacy quadruped research, education and comparison with current Unitree robot dogs.

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