RobotRegistry › Robots › Desktop / educational humanoid › Robotis OP3 Robotis OP3 The Robotis OP3 is a 0.51 m, 3.5 kg desktop / educational humanoid from Robotis (Seoul, KR). ROS 2, C++ SDK. Verified 24 Sept 2026.
Photo: ROBOTIS · Apache-2.0 (ROBOTIS-OP3 repo); MIT (emanual repo hosting the file) · original · cropped Would you want this robot? Yes No
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Photo: ROBOTIS · Apache-2.0 (ROBOTIS-OP3 repo); MIT (emanual repo hosting the file) · original · cropped Claims
12 accepted · 0 in review
Attribute · value Evidence · source · date
Physical
Heightm
0.51 m
Evidence ▾ emanual.robotis.com ·
source ↗ Height
About 510 mm
Weight
About 3.5kg (without skin cover) Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ Height
About 510 mm
Weight
About 3.5kg (without skin cover) Accessed 24 Sept 2026
Weightkg
3.5 kg
Evidence ▾ emanual.robotis.com ·
source ↗ Weight
About 3.5 kg (without skin cover)
DOF
20 Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ Weight
About 3.5 kg (without skin cover)
DOF
20 Accessed 24 Sept 2026
Degrees of freedom
20
Evidence ▾ emanual.robotis.com ·
source ↗ About 3.5kg (without skin cover)
DOF
20
Actuator
XM430-W350-R Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ About 3.5kg (without skin cover)
DOF
20
Actuator
XM430-W350-R Accessed 24 Sept 2026
Technical
Sensors
3-Axis Gyroscope · 3-Axis Accelerometer · 3-Axis Magnetometer · Logitech C920 HD Pro Webcam
Evidence ▾ emanual.robotis.com ·
source ↗ IMU Sensor
3-Axis Gyroscope, 3-Axis Accelerometer, 3-Axis Magnetometer Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ IMU Sensor
3-Axis Gyroscope, 3-Axis Accelerometer, 3-Axis Magnetometer Accessed 24 Sept 2026
Cameras
Logitech C920 HD Pro Webcam
Evidence ▾ emanual.robotis.com ·
source ↗ Camera
Logitech C920 HD Pro Webcam
IMU Sensor Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ Camera
Logitech C920 HD Pro Webcam
IMU Sensor Accessed 24 Sept 2026
Compute
Intel NUC i3 (Intel Core i3 dual core, 8GB DDR4 RAM, 250GB M.2 SSD) with OpenCR sub controller
Evidence ▾ emanual.robotis.com ·
source ↗ Main Controller
INTEL NUC i3
Intel Core i3 processor dual core
8GB RAM DDR4 SODIMMs 2666MHz
250GB M.2 SSD
Sub Controller
OpenCR Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ Main Controller
INTEL NUC i3
Intel Core i3 processor dual core
8GB RAM DDR4 SODIMMs 2666MHz
250GB M.2 SSD
Sub Controller
OpenCR Accessed 24 Sept 2026
Operating system
Linux (64-bit) development environment; any Linux or Windows release (32-bit/64-bit) installable
Evidence ▾ emanual.robotis.com ·
source ↗ Installable OS
any Linux release (32-bit/64-bit)
any Windows release (32-bit/64-bit)
Development
Environment
OS : Linux (64-bit) Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ Installable OS
any Linux release (32-bit/64-bit)
any Windows release (32-bit/64-bit)
Development
Environment
OS : Linux (64-bit) Accessed 24 Sept 2026
Software
ROS support
ros2
Evidence ▾ emanual.robotis.com ·
source ↗ the new 2025 OP3 re-release has been developed from the ground up for ROS2 operation (Robot Operating System 2) Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ the new 2025 OP3 re-release has been developed from the ground up for ROS2 operation (Robot Operating System 2) Accessed 24 Sept 2026
SDK available
Yes
Evidence ▾ emanual.robotis.com ·
source ↗ OS : Linux (64-bit)
C++, ROS2, DYNAMIXEL SDK Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ OS : Linux (64-bit)
C++, ROS2, DYNAMIXEL SDK Accessed 24 Sept 2026
SDK languages
C++
Evidence ▾ emanual.robotis.com ·
source ↗ OS : Linux (64-bit)
C++ , ROS2, DYNAMIXEL SDK Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ OS : Linux (64-bit)
C++ , ROS2, DYNAMIXEL SDK Accessed 24 Sept 2026
Capability
Use cases
research · education
Evidence ▾ emanual.robotis.com ·
source ↗ ROBOTIS OP3 is an affordable, miniature humanoid robot platform with advanced computational power, sophisticated sensors, high payload capacity, and dynamic motion ability to enable many exciting research and education activities. Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ ROBOTIS OP3 is an affordable, miniature humanoid robot platform with advanced computational power, sophisticated sensors, high payload capacity, and dynamic motion ability to enable many exciting research and education activities. Accessed 24 Sept 2026
Target market
research
Evidence ▾ emanual.robotis.com ·
source ↗ dynamic motion ability to enable many exciting research and education activities Accessed 24 Sept 2026
emanual.robotis.com ·
source ↗ dynamic motion ability to enable many exciting research and education activities Accessed 24 Sept 2026
24 Sept 2026 Use cases research · education
24 Sept 2026 Target market research
24 Sept 2026 SDK languages C++
24 Sept 2026 SDK available Yes
24 Sept 2026 ROS support ros2
24 Sept 2026 Operating system Linux (64-bit) development environment; any Linux or Windows release (32-bit/64-bit) installable
24 Sept 2026 Sensors 3-Axis Gyroscope · 3-Axis Accelerometer · 3-Axis Magnetometer · Logitech C920 HD Pro Webcam
24 Sept 2026 Cameras Logitech C920 HD Pro Webcam
Related · Desktop / educational humanoid Compare with Robotis OP3
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