UR5e vs Franka Research 3: Cobot Comparison for Production and Research
Updated: 10 hours ago
IN A NUTSHELL
🔎 THE KEY DIFFERENCE This is a load-versus-reach trade-off: Universal Robots UR5e has the higher stated load capacity, while Franka Research 3 has the longer stated reach. Start with the constraint your task actually has. Universal Robots UR5e has 6 axes, compared with 7 axes for Franka Research 3. |
→ CONSIDER Universal Robots UR5e Consider it when additional load capacity matters more than extra reach. This article compares 5 kg with a published reach of 850 mm; include the gripper and part in the load. |
→ CONSIDER Franka Research 3 Consider it when reaching farther matters more than the higher payload of the alternative. This article compares 3 kg with a published reach of 855 mm; include the gripper and part in the load. |
💡 THE TAKEAWAY Check the required tool angles and approach path: different axis counts change movement options. Choose only after both suppliers demonstrate the loaded task and quote the same complete installation. |
The Universal Robots UR5e and the Franka Research 3 reach about the same distance. The UR5e carries 2 kg more and repeats more tightly. The Franka Research 3 adds a seventh axis, joint torque sensors and a 1 kHz control interface for research.
Quick verdict. The UR5e is the better choice for production work, with 5 kg payload, ±0.03 mm repeatability and IP54. The Franka Research 3 is the better choice for robotics and AI research, with the 1 kHz Franka Control Interface, 7 axes and a listed price about 15% lower.
UR5e and Franka Research 3 at a glance
The UR5e carries 5 kg over 850 mm, repeats to ±0.03 mm and weighs 20.6 kg.
The Franka Research 3 carries 3 kg over 855 mm, repeats to better than ±0.1 mm, weighs about 17.8 kg and is rated IP40.
Main specification comparison
Specification | Universal Robots UR5e | Franka Research 3 |
Brand | Universal Robots | Franka |
Listed price | $35,000 | $29,800 |
Payload | 5 kg | 3 kg |
Reach | 850 mm | 855 mm |
Repeatability | ±0.03 mm | <±0.1 mm |
Axes | 6 | 7 |
Speed | 180°/s maximum joint speed on all six joints | 2 m/s maximum end-effector speed |
Arm weight | 20.6 kg | approx. 17.8 kg |
IP rating | IP54 | IP40 |
Controller | UR control box CB 5.2 / CB 5.5 | Franka 19-inch controller (355 × 483 × 89 mm, approx. 7 kg, IP20) |
Price comparison
UR5e: listed from $35,000
Franka Research 3: listed from $29,800
Difference: $5,200
The Franka Research 3 costs roughly 15% less
Payload and precision
The UR5e carries 5 kg, 2 kg more, and publishes ±0.03 mm repeatability against better than ±0.1 mm for the Franka Research 3. Machine tending and packaging with heavier grippers favor the UR5e.
Control access and sensing
The Franka Research 3 has link-side torque sensors in all seven joints and the 1 kHz Franka Control Interface, which gives direct low-level access for control and learning experiments. The UR5e has a built-in 50 N / 10 Nm force/torque sensor, 17 configurable safety functions and ROS/ROS2 support.
Reach, weight and protection
Both arms reach about 855 mm. The Franka Research 3 weighs about 17.8 kg, roughly 2.8 kg less than the UR5e. The UR5e is rated IP54 for factory floors, while the Franka Research 3 is rated IP40 for lab environments.
Best applications for the UR5e
Machine tending up to 5 kg
Packaging and kitting
Production screwdriving
Best applications for the Franka Research 3
Robotics and AI research
Learning and manipulation experiments
University teaching labs
UR5e advantages
5 kg payload
±0.03 mm repeatability
IP54 and UR+ ecosystem
UR5e limitations
About $5,200 higher listed price
6 axes
Franka Research 3 advantages
1 kHz Franka Control Interface
7 axes with torque sensors
About 15% lower listed price
Franka Research 3 limitations
3 kg payload
IP40 rating
Final verdict
Choose the UR5e for production cells. Choose the Franka Research 3 for research and AI labs that need low-level control.
Sources and further reading
Frequently asked questions
Which is cheaper, the UR5e or the Franka Research 3?
The Franka Research 3 is listed from $29,800 and the UR5e from $35,000, a difference of $5,200.
Which robot carries more?
The UR5e carries 5 kg and the Franka Research 3 3 kg.
Which robot has the longer reach?
The Franka Research 3 reaches 855 mm and the UR5e 850 mm.
Which robot is more precise?
The UR5e publishes ±0.03 mm repeatability and the Franka Research 3 better than ±0.1 mm.
Which robot is better for research?
The Franka Research 3, with its 1 kHz Franka Control Interface and joint torque sensors.
Which robot should I buy?
Choose the UR5e for production. Choose the Franka Research 3 for research.
