Unitree has published the spec sheet for its R1 humanoid, a lightweight robot about 1.23 metres tall listed from $4,900. That price applies to the most stripped-down version, the R1 AIR, and excludes taxes and shipping, according to the manufacturer. Three configurations are available, including an EDU version whose price is not listed: buyers are directed to the sales team.
The robot is compact. Unitree gives a standing height of 1,230 mm, a width of 357 mm and a depth of 190 mm. Weight ranges from about 27 kg for the R1 AIR to nearly 29 kg for the R1 and R1 EDU, battery included. Claimed battery life is about one hour, and the battery is quick-release.
Unitree R1 versions compared: AIR, R1 and EDU
The main differences are the number of joints and the equipment. The R1 AIR has 20 degrees of freedom, with no movable waist or head. The R1 moves up to 26 degrees of freedom, with a 2-axis waist, a 2-axis head and a binocular camera, where the AIR makes do with a monocular camera. The R1 EDU offers 26 to 40 degrees of freedom, with optional dexterous hands, a high-performance computing module available in several brands and models, including Orin boards rated from 40 to 100 TOPS according to Unitree, and support for advanced software development.
Figure 03 climbs a three-rung ladder autonomously, according to a video from Figure’s CEO
| Model | Price | Degrees of freedom | Weight | Warranty |
|---|---|---|---|---|
| R1 AIR | $4,900 | 20 | ≈ 27 kg | 6 months |
| R1 | $5,900 | 26 | ≈ 29 kg | 8 months |
| R1 EDU | On request | 26 to 40 | ≈ 29 kg | 12 months |
The warranty follows the same pattern: six months for the R1 AIR, eight months for the R1 and twelve months for the R1 EDU, according to Unitree. Detailed terms are set out in the product’s warranty booklet.
Unitree R1 specs: motors, sensors and connectivity
Each leg has 6 degrees of freedom, and each arm has 4 (R1 AIR) or 5 (R1 and EDU). Unitree cites low-inertia, inner-rotor permanent magnet synchronous motors, and arm joint torque able to carry a load of about 2 kg, which varies with arm posture, the manufacturer notes. The robot has an 8-core processor, a 4-microphone array, a speaker, Wi-Fi 6 and Bluetooth 5.2. The control interfaces for the joints and sensors are open, with support for the main simulation platforms, according to Unitree.
Unitree has lost nearly $30 billion in market value since its stock market peak, Reuters reports
The manufacturer states that the product is a civilian robot, asks users to keep a sufficient safety distance at all times and notes that some features shown on the page are still in development and will be made available later. Unitree advises individual buyers to carefully consider the limitations of a humanoid before making any purchase.
The spec sheet mentions no French retailer, no local support and no euro pricing. Prices are listed in dollars, excluding taxes and shipping, which leaves European buyers to cover import fees and VAT on arrival.
Further reading: Unitree R1: price, specifications and versions · Unitree: the maker of the affordable humanoid robot