Robobuilder UXA-90 Humanoid Robot

RoboBuilderSKU: RB-Rbb-32
Manufacturer #: UXA-90

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  • Height: 100cm
  • Width: 35cm
  • Weight: 9kg
  • Walking Speed: 30cm/s, Full step walking forward

PDF File

Degrees of freedom

  • 23 DOF
  • 12 DOF Leg, 8 DOF Arm
  • 1 DOF Waist, 2 DOF Head

4-DOF Arm (x2)

  • Elbow: 2 DOF SAM30 x2
  • Shoulder: 2 DOF (SAM160 x1/ SAM100 x1)

6-DOF Leg (x2)

  • Hip: 3 DOF (SAM160x1 / sam210 x2)
  • Knee: 1 DOF (SAM210 x1)
  • Ankle: 2 DOF (SAM210 x2)
  • 1-DOF waist (x1): 1 DOF (SAM160x1)
  • 2-DOF head (x1): 2 DOF (SAM30 x2)


  • Inertial: IMU 2g 9axis, +- 180 degree (roll/yaw), +-90 degree (pitch)
  • FSR module (optional) x2: 4 sensors in each foot


  • CPU: Intel Core i3-1115G4 Processor (6m Cache, up to 4.10GHz),
  • Samsung DDR4 8GB PCS-21300
  • Crucial P2 M.2 NVMe 250GB TLC 
  • Wireless: Bluetooth / Intel WI-FI 6 AX201

External interfaces

  • USB 2.0 x2, Ethernet 10/100/1000 Base T
  • USB 3.0 x2, HDMI x1


  • Speaker: 1 set
  • Microphone: 1 set
  • Vision camera: HD 1920 x 1080 px


  • Type: LiPo 18.5V, 3000mA
  • Operating duration: 20min (frequent movement) / 40min (stand-by)
  • Charging time: 30min

OS: Windows 7 or Linux Ubuntu 14.04

Windows based

  • Easy motion building software/ soccer mode C# application / MSRDS samples with Kinect sensor
  • Autonomous soccer mode, performance mode, presentation mode
  • Pre-programmed walking and performance motions

Linux Ubuntu 20.04 LTS (ROS1 Noetic, OpenCV 4.x.x, QT compiler)

  • ROS base middleware package
  • Gazebo for 3D rigid body dynamics simulation
  • Rviz plugin for 3D visualization environment
  • Walking / Grasping / Recognition Control

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