Unitree R1-A

Unitree R1-A

Unitree

The Unitree R1-A is a lightweight dual-arm humanoid weighing about 11-13 kg, built around one-machine-many-uses versatility. End effectors such as a two-finger gripper or a three- or five-finger dexterous hand can be swapped in seconds, with gripper repeatability of ±0.1 mm, so a new tool means a new task. Dual-arm payload is 2-4 kg and peak shoulder torque is 60 N·m, enough for benchtop picking and sorting. Control interfaces for the arms, vision, audio and lighting are all open, so custom development is unrestricted. An 8-core CPU is fitted in both the body and the head, the head additionally provides 10 TOPS of compute, and modules such as Orin are optional. A5 and A7 variants are offered, along with -D models on a lifting chassis.

Full-body DoF
22 DoF
Rated arm payload
~4 kg
Static runtime
~1.5 h
Weight
~32 kg
Starting price · R1-A7-D
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Specifications

HardwareR1-A7-DContact sales
Sensing
CamerasStereo cameras + wrist camera (optional)
Microphones4-element array
SpeakersDual speakers (3 W x 2)
Computing
Main processor
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Body: 8-core high-performance CPU; Head: 8-core high-performance CPU + 10 TOPS of computing power

NPU edge compute10 TOPS of computing power
Actuation
Full-body degrees of freedom22
Arm degrees of freedom7
Waist degrees of freedomNot listed
Head degrees of freedom2
Arm payload2~4 kg
Arm lengthNot listed
End effector
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Optional two-finger gripper / three-finger dexterous hand / five-finger dexterous hand

Power
Static runtimeapprox. 1.5 h
Connectivity
WirelessWi-Fi 6, Bluetooth 5.2
Structure
Body size1600 mm
Weightapprox. 32 kg
Source: AI123Source updated

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