ROBOTIS OP3

Height

~510 mm

Weight

~3.5 kg

Research Available

ROBOTIS OP3

ROBOTIS OP3 is a miniature open-platform humanoid intended for robotics research and education. It is the successor to DARwIn-OP/OP2 and moves to XM430-W350 actuators plus an Intel NUC i3 controller, with ROS/ROS 2 oriented development. The platform is designed for locomotion, perception, and manipulation experiments with 20 DoF, onboard IMU sensing, and a Logitech C920 camera. ROBOTIS documents battery hot-swap support so labs can continue operation while changing packs.

Listed price

$13,764

Official ROBOTIS US store listing shows $13,764.35

Release window

Jan 1, 2025

Current status

Available

ROBOTIS

Last verified

May 25, 2026

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Technical overview

Core specifications and system stack

A fast read on the mechanical profile, sensing package, and listed platform details for ROBOTIS OP3.

Technical Specifications

Height

~510 mm

Weight

~3.5 kg

Dimensions

Humanoid form factor; approx. 510 mm height

Battery Life

Hot-swappable LiPo packs; official specs list a 3-cell 11.1 V 3300 mAh battery and package contents include two battery packs (runtime not officially specified)

Charging Time

Not disclosed

Max Speed

Not disclosed

Operational profile

How this robot is configured

Capabilities

6

Connectivity

3

Key capabilities

Bipedal locomotion researchHumanoid gait and control experimentsComputer vision researchROS/ROS 2 software developmentEducation and competition prototypingBattery hot swap for continuous sessions

Listed platforms & ecosystem

ROSROS 2DYNAMIXEL SDKLinux (32/64-bit)Windows (32/64-bit)

Coverage

Related Articles

Reporting and explainers linked to ROBOTIS OP3.

About the ROBOTIS OP3

3Protocols6CapabilitiesUSD $13,764Listed Price

The ROBOTIS OP3 is a Research robot built by ROBOTIS. ROBOTIS OP3 is a miniature open-platform humanoid intended for robotics research and education. It is the successor to DARwIn-OP/OP2 and moves to XM430-W350 actuators plus an Intel NUC i3 controller, with ROS/ROS 2 oriented development. The platform is designed for locomotion, perception, and manipulation experiments with 20 DoF, onboard IMU sensing, and a Logitech C920 camera. ROBOTIS documents battery hot-swap support so labs can continue operation while changing packs.

The ROBOTIS OP3 is listed at USD $13,764. Official ROBOTIS US store listing shows $13,764.35 See all ROBOTIS robots on the ROBOTIS page.

Spec Breakdown

Detailed specifications for the ROBOTIS OP3

Height

About 510 mm

The listed height is About 510 mm. Height alone does not establish working reach or clearance under furniture; check the documented operating configuration and required space.

Weight

About 3.5 kg (without skin cover)

The listed weight is About 3.5 kg (without skin cover). Weight alone does not establish locomotion, stability or safety around people. Check handling requirements and the model’s documented operating limits.

Dimensions

Humanoid form factor; approx. 510 mm height

The overall dimensions of Humanoid form factor; approx. 510 mm height are a recorded size entry. Check which axes and configuration it covers: a height-only entry does not establish width, depth or passage fit. Planning clearance also requires the operating envelope, turning space, attachments and documented margins.

Battery Life

Hot-swappable LiPo packs; official specs list a 3-cell 11.1 V 3300 mAh battery and package contents include two battery packs (runtime not officially specified)

This is the recorded runtime entry. Test conditions and independent verification are not established by this field. Confirm workload, operating mode and environmental conditions before comparing runtimes.

Read this recorded AI entry alongside the model description and source notes for announcement or deployment context. A platform name alone does not establish implemented features, autonomy, or performance.

ROBOTIS OP3 Sensor Suite

The profile lists the sensor descriptions below. These entries do not establish physical sensor counts, sensor fusion, redundancy, or performance.

Consult the linked profile sources for hardware configuration and tested behavior. A technology label alone does not verify an operating capability.

Explore sensor technologies: components glossary · full components directory

ROBOTIS OP3 Use Cases & Applications

Research robots serve as platforms for advancing robotics science and engineering. They enable researchers to test theories about locomotion, manipulation, perception, and human-robot interaction in controlled and real-world environments.

Recorded Capabilities

The ROBOTIS OP3 record lists 6 capabilities. Keep any announcement or demonstration qualifiers attached to these entries; the count alone does not establish practical performance.

Bipedal locomotion research
Humanoid gait and control experiments
Computer vision research
ROS/ROS 2 software development
Education and competition prototyping
Battery hot swap for continuous sessions

These are the capabilities listed in the profile. Hardware configuration and demonstrated performance should be checked against the linked sources.

Listed Platforms & Ecosystem

These are the platforms, communities, or ecosystem relationships listed in the profile. A listed name or protocol alone does not confirm home-device interoperability or automation support.

ROS ROS 2 DYNAMIXEL SDK Linux (32/64-bit) Windows (32/64-bit)

ROBOTIS OP3 Capabilities

6

Capabilities

AI

Intel NUC i3 onboard compute…

Bipedal locomotion research
Humanoid gait and control experiments
Computer vision research
ROS/ROS 2 software development
Education and competition prototyping
Battery hot swap for continuous sessions

Listed Connectivity & Voice Systems

The ROBOTIS OP3 profile lists the following communication and voice-system descriptions.

Network & Communication Details

Listed network interfaces do not by themselves identify supported services, integrations, or device-control functions.

ROBOTIS OP3 Technology Stack Overview

The ROBOTIS OP3 by ROBOTIS has the following technology descriptions in its profile. The physical platform features a height of About 510 mm, a weight of About 3.5 kg (without skin cover), providing the foundation on which this technology stack operates.

Reported sensing

The profile lists Logitech C920 HD Pro Webcam, 3-axis gyroscope, 3-axis accelerometer, 3-axis magnetometer. Hardware quantities, integration, and tested behavior require separate source evidence.

Listed connectivity

The connectivity descriptions listed for the ROBOTIS OP3 are Intel 10/100/1000 Mbps Ethernet, 802.11ax Wi-Fi (2.4 GHz and 5 GHz), Bluetooth 5. Specific services and device interoperability require separate documentation.

Who Should Consider the ROBOTIS OP3?

Target Audience

Research robots are acquired by universities, government labs, and corporate R&D departments. They serve as experimental platforms for developing new algorithms, testing locomotion strategies, and advancing the field of robotics. Some are also used for educational purposes.

Key Considerations

Open-source software compatibility (ROS/ROS 2), sensor modularity, programmability, available SDK/API quality, community support, and published research papers using the platform are key factors. Documentation quality and the ability to modify both hardware and software are essential for research use.

Listed pricing

The ROBOTIS OP3 is listed at USD $13,764. Official ROBOTIS US store listing shows $13,764.35

Availability

Available

The ROBOTIS OP3 is listed as Available, indicating an ordering listing. The label does not confirm current stock, regional access, or shipping dates. Check ROBOTIS's current ordering terms and the recorded sales notes for details.

ROBOTIS OP3: Strengths & Trade-offs

Recorded features and considerations to assess

Recorded features to assess for the ROBOTIS OP3

Recorded capability range

The ROBOTIS OP3 record lists 6 capabilities. Review their qualifiers and supporting evidence for the tasks you need. The number of entries does not establish workflow coverage, reliability, or the ability to replace other robots.

Listed Available

The ROBOTIS OP3 is listed as Available, indicating an ordering listing. The label does not confirm current stock, regional access, or shipping dates. Check ROBOTIS's current ordering terms and the recorded sales notes for details.

Note: This strengths and trade-offs assessment is based on the ROBOTIS OP3's documented specifications as tracked in the ui44 database. Real-world performance depends on deployment conditions, firmware maturity, and environmental factors. For the most current information, check the ROBOTIS manufacturer page or visit the official source. Use the comparison tool to evaluate these trade-offs against competing robots in the same category.

How Research Robot Technology Works

Understanding the engineering behind this category

Research robots serve a fundamentally different purpose than commercial or consumer models. They are platforms for discovery — enabling scientists and engineers to test theories, develop algorithms, and push the boundaries of what robots can do. The technology in research robots prioritizes openness, flexibility, and access to raw data over consumer-friendly packaging or commercial reliability. Understanding this distinction is important for anyone considering a research robot platform.

Navigation & Mobility

Research robots typically expose their navigation systems at a much lower level than commercial products. Researchers can access raw sensor data, modify SLAM algorithms, implement custom path planners, and test novel navigation approaches. ROS (Robot Operating System) and ROS 2 compatibility is standard, providing a common framework for sharing navigation modules across the research community. This openness enables rapid iteration — a researcher can swap between different SLAM implementations, test new obstacle avoidance strategies, or develop entirely novel navigation paradigms without being locked into a vendor's proprietary stack.

The Role of AI

Research robots serve as physical testbeds for AI algorithms that may eventually appear in commercial products years later. Reinforcement learning, imitation learning, few-shot task learning, and human-robot interaction studies all require robot platforms that can execute AI-generated commands in the physical world. The gap between simulation (where training is cheap and fast) and reality (where physics is unforgiving) makes physical robot platforms essential for validating AI approaches. Research robots must support rapid deployment of new AI models without extensive integration work.

Sensor Fusion & Perception

Research platforms prioritize sensor modularity and data access. Standard mounting interfaces allow researchers to attach custom sensors alongside built-in ones. Raw sensor data streams (not just processed results) are accessible for developing novel perception algorithms. Precise time-stamping and synchronization across sensor streams enable accurate multi-modal fusion research. Many research robots include more sensors than strictly necessary for any single application, providing researchers with rich datasets for developing and testing new algorithms.

Power & Battery Management

Research robots balance operational runtime with practical lab use. Sessions of one to four hours are typical, with quick charging between experiments. Some research setups use tethered power for long-running experiments where battery limitations would interrupt data collection. Power monitoring and logging capabilities help researchers understand the energy costs of different behaviors and algorithms — important for developing efficient approaches that will eventually run on battery-constrained commercial systems.

Safety by Design

Research environments present unique safety challenges because robots are constantly being programmed with untested behaviors. Hardware safety limits (joint speed caps, force limits, emergency stops) must be robust regardless of software commands. Safety-rated monitored stop and speed monitoring ensure the robot cannot exceed safe operating parameters even when running experimental code. Collaborative operation standards apply when researchers work alongside the robot during experiments. Many labs implement layered safety with physical barriers for high-speed testing and open-area operation restricted to validated, lower-risk behaviors.

What's Next for Research Robots

Research robot platforms are becoming more accessible and capable. Cloud robotics enables remote experiment execution and shared datasets. Digital twins and high-fidelity simulators reduce the need for physical hardware time while improving sim-to-real transfer. Standardized benchmarks and open datasets enable fair comparison of results across labs. The democratization of robotics research — through lower-cost platforms, open-source software, and cloud infrastructure — is expanding who can contribute to advancing the field.

These are category-level technology examples; they do not establish the capabilities of the ROBOTIS OP3. For its recorded hardware details, see the sensor analysis and connectivity sections above. Check model-specific documentation from ROBOTIS for supported behavior, or use the components glossary to look up terminology.

ROBOTIS OP3 in the Research Market

How this robot compares in the research landscape

The ROBOTIS OP3 is listed at USD $13,764. Official ROBOTIS US store listing shows $13,764.35

The ROBOTIS OP3 is listed as Available, indicating an ordering listing. The label does not confirm current stock, regional access, or shipping dates. Check ROBOTIS's current ordering terms and the recorded sales notes for details.

Head-to-Head Comparisons

Side-by-side specs, capability overlap analysis, and key differentiators.

For the full picture of ROBOTIS's portfolio and market strategy, visit the ROBOTIS manufacturer page.

Deployment Readiness and Procurement Signals for ROBOTIS OP3

What the public profile tells you, and what still needs direct vendor confirmation

From a buying and rollout perspective, the ROBOTIS OP3 should be read as a research platform aimed at labs and development teams validating robotics workflows. ui44 currently tracks 6 capability signals and a last verification date of 2026-05-25. That mix gives buyers a useful first-pass picture, but it is still only the public layer of due diligence, especially when procurement, uptime, and support commitments are decided directly with ROBOTIS.

Commercial model

USD $13,764 list price

The ROBOTIS OP3 is listed at USD $13,764. Official ROBOTIS US store listing shows $13,764.35

Integration posture

3 connectivity options

The profile lists Intel 10/100/1000 Mbps Ethernet, 802.11ax Wi-Fi (2.4 GHz and 5 GHz), Bluetooth 5. These labels do not establish APIs, fleet-management features, or workflow integration. These are the platforms, communities, or ecosystem relationships listed in the profile. A listed name or protocol alone does not confirm home-device interoperability or automation support.Recorded AI description: Intel NUC i3 onboard compute with Intel Core i3 dual-core CPU, 8 GB DDR4 2666 MHz RAM, and 250 GB M.2 SSD; current ROBOTIS e-manual frames the 2025 re-release around ROS 2 + DYNAMIXEL SDK development

Spec disclosure

3/7 core specs public

ui44 currently has 3 of 7 core physical and operating specs filled in for this model, leaving 4 gaps that matter for deployment planning. Missing runtime, charge, speed, or payload details can materially change staffing and site-readiness assumptions.

The current profile is useful for scouting, but it still leaves meaningful operational unknowns. If this robot is heading toward a pilot or purchase discussion, the next step should be a structured vendor Q&A that fills the remaining runtime, charging, payload, safety, or integration blanks before anyone builds ROI assumptions around it.

If you want a faster apples-to-apples read, compare the ROBOTIS OP3 against nearby alternatives in ui44's compare view, then cross-check the underlying AI, sensor, and subsystem terms in the components glossary. For manufacturer-level context, the ROBOTIS profile helps anchor this robot inside the wider product lineup.

Before you sign off on a pilot, confirm these points

  • Ask for real shift runtime under the intended workload, not just standby endurance.
  • Confirm how the charging workflow works in practice, including charger count, swap options, and expected downtime.
  • Verify travel speed and cycle time if the robot must keep up with people, lines, or service windows.
  • Clarify usable payload or tool-load limits before planning material handling or mounted accessories.

Owning the ROBOTIS OP3: Setup, Maintenance & Tips

Practical guide from day one through years of ownership

Initial Setup

Research robot setup combines hardware assembly with software environment configuration. Unpack and assemble the platform following the manufacturer's documentation. Install the development framework — typically ROS or ROS 2 — and verify sensor connectivity. Calibrate all sensors using the manufacturer's tools and procedures. Set up the simulation environment (Gazebo, Isaac Sim, or equivalent) alongside the physical platform for parallel development. Establish version control for your experiment code and configuration. Document the initial calibration values and system state as your baseline for future reference. Plan network and computing infrastructure to handle the data rates your sensors will generate.

Ongoing Maintenance

Research robots need maintenance that preserves the precision required for valid experimental results. Regularly verify sensor calibration — drift in camera intrinsics or IMU biases can invalidate experiment data. Maintain clean workspace conditions to protect optical sensors. Document any hardware modifications or maintenance performed, as these can affect experimental reproducibility. Update software dependencies carefully, documenting versions used for each experiment. Joint and actuator wear in research robots that perform repetitive tasks should be monitored and factored into experimental design.

Software Updates & Long-Term Support

Research robot software updates require careful management to maintain experiment reproducibility. Document the exact software versions used for each experiment. Test updates in a separate environment before applying to your experiment platform. Contribute bug fixes and improvements back to the community when using open-source frameworks. Be aware that ROS and other framework updates may require code changes in your custom packages — budget time for integration testing after major framework updates.

Maximizing Longevity

Research robots often have longer productive lives than commercial products because they can be upgraded and repurposed. Extend your investment by maintaining clean mechanical and electrical systems, documenting all modifications for future lab members, and keeping spare parts for common wear items. When specific components become obsolete, community forums and lab networks can be valuable sources for replacements. Consider the platform's modularity when planning future research directions — a platform that can accept new sensors and actuators adapts to evolving research questions.

Find product and source links on the ROBOTIS page on ui44 or open ROBOTIS's official source. Use model-specific manufacturer documentation for setup, cleaning, and service instructions.

Frequently Asked Questions

What is the ROBOTIS OP3?
The ROBOTIS OP3 is a Research robot made by ROBOTIS. ROBOTIS OP3 is a miniature open-platform humanoid intended for robotics research and education. It is the successor to DARwIn-OP/OP2 and moves to XM430-W350 actuators plus an Intel NUC i3 controller, with ROS/ROS 2 oriented development. The platform is designed for locomotion, perception, and manipulation experiments with 20 DoF, onboard IMU sensing, and a Logitech C920 camera. ROBOTIS documents battery hot-swap support so labs can continue operation while changing packs.
How much does the ROBOTIS OP3 cost?
The ROBOTIS OP3 is listed at USD $13,764. Official ROBOTIS US store listing shows $13,764.35
Is the ROBOTIS OP3 available to buy?
The ROBOTIS OP3 is listed as Available, indicating an ordering listing. The label does not confirm current stock, regional access, or shipping dates. Check ROBOTIS's current ordering terms and the recorded sales notes for details.
What sensors are reported for the ROBOTIS OP3?
The profile lists the sensor descriptions below. These entries do not establish physical sensor counts, sensor fusion, redundancy, or performance. Logitech C920 HD Pro Webcam, 3-axis gyroscope, 3-axis accelerometer, 3-axis magnetometer See the sensor information section for details.
How long does the ROBOTIS OP3 battery last?
Test conditions and independent verification are not established by these fields. Confirm workload, operating mode and environmental conditions before comparing runtimes. Recorded runtime: Hot-swappable LiPo packs; official specs list a 3-cell 11.1 V 3300 mAh battery and package contents include two battery packs (runtime not officially specified)
What AI does the ROBOTIS OP3 use?
How does the ROBOTIS OP3 compare to the AI Sapiens K0?
The ROBOTIS OP3 and AI Sapiens K0 are both research robots, but they differ in key specifications, pricing, and manufacturer approach. Use the side-by-side comparison tool to see detailed differences in specs, sensors, and capabilities. You can also browse other similar robots.
What platforms or ecosystem relationships are listed for the ROBOTIS OP3?
These are the platforms, communities, or ecosystem relationships listed in the profile. A listed name or protocol alone does not confirm home-device interoperability or automation support. ROS, ROS 2, DYNAMIXEL SDK, Linux (32/64-bit), Windows (32/64-bit)
How current is the ROBOTIS OP3 data on ui44?
The ROBOTIS OP3 record has a last-checked date of 2026-05-25. Consult the model description, source links, and attribution notes for the basis of individual claims. This date does not mean every claim is manufacturer-confirmed or independently tested. If you notice outdated information, please let us know.

Data Integrity

The ROBOTIS OP3 record brings together the listed specifications and attributed claims. Consult the model description and source notes to distinguish manufacturer announcements, reported information, and unknowns. A source link or review date does not establish independent testing or manufacturer confirmation of every claim. Record last checked: 2026-05-25. Official source: ROBOTIS official source. If you find outdated or incorrect information, please let us know — accuracy is our top priority.

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