UR5e vs DOBOT CR3: 3–5 kg Cobot Comparison of Price, Payload and Precision
Updated: 9 hours ago
IN A NUTSHELL
🔎 THE KEY DIFFERENCE Universal Robots UR5e has the higher stated load capacity and longer stated reach. Those figures help shortlist it for heavier loads or wider layouts, but do not prove a faster production cycle. |
→ CONSIDER Universal Robots UR5e Consider it when additional load capacity and reach matter. This article compares 5 kg with a published reach of 850 mm; include the gripper and part in the load. |
→ CONSIDER DOBOT CR3 Consider it when its stated load and reach already cover your task and its controls fit your equipment. This article compares 3 kg with a published reach of 620 mm; include the gripper and part in the load. |
💡 THE TAKEAWAY Check the real tool, movement path and safety assessment before choosing. A collaborative label does not make every task safe without guarding; compare complete installation quotes. |
The Universal Robots UR5e and the DOBOT CR3 sit at either end of the light-payload range. The UR5e carries more and reaches further. The CR3 is lighter, more precise and costs over a third less.
Quick verdict. The UR5e is the better choice when the task needs 5 kg or 850 mm of reach. The DOBOT CR3 is the value choice for light parts close to the robot, with a listed price about 37% lower and ±0.02 mm repeatability.
UR5e and DOBOT CR3 at a glance
The UR5e carries 5 kg over 850 mm, repeats to ±0.03 mm and weighs 20.6 kg.
The CR3 carries 3 kg over a 620 mm working radius, repeats to ±0.02 mm and weighs 16.5 kg.
Main specification comparison
Specification | Universal Robots UR5e | DOBOT CR3 |
Brand | Universal Robots | DOBOT |
Listed price | $35,000 | $22,200 |
Payload | 5 kg | 3 kg |
Reach | 850 mm | 620 mm |
Repeatability | ±0.03 mm | ±0.02 mm |
Axes | 6 | 6 |
Speed | 180°/s maximum joint speed on all six joints | 2 m/s max. TCP speed |
Arm weight | 20.6 kg | 16.5 kg |
IP rating | IP54 | IP54 (control box IP20) |
Controller | UR control box CB 5.2 / CB 5.5 | Not specified |
Price comparison
UR5e: listed from $35,000
DOBOT CR3: listed from $22,200
Difference: $12,800
The CR3 costs roughly 37% less
Payload and reach
The UR5e carries 5 kg, 2 kg more than the CR3, and reaches 850 mm, about 230 mm more than the CR3's working radius. Heavier grippers and wider fixtures favor the UR5e.
Precision
DOBOT publishes ±0.02 mm repeatability for the CR3, against ±0.03 mm for the UR5e.
Weight, sensing and safety
The CR3 weighs 16.5 kg, about 4 kg less than the UR5e. The UR5e has a built-in 50 N / 10 Nm force/torque sensor and 17 configurable safety functions.
Programming and connectivity
The UR5e runs PolyScope with UR+ accessories and supports Modbus TCP, PROFINET and EtherNet/IP. The CR3 is programmed in DobotStudio Pro and supports TCP/IP, Modbus TCP, Wi-Fi, EtherCAT and an RS485 tool interface.
Best applications for the UR5e
Machine tending up to 5 kg
Force-controlled screwdriving
Packaging and kitting
Best applications for the DOBOT CR3
Benchtop precision assembly
Light pick-and-place on a budget
Education and lab automation
UR5e advantages
5 kg payload and 850 mm reach
Built-in force/torque sensor
UR+ ecosystem
UR5e limitations
About $12,800 higher listed price
DOBOT CR3 advantages
About 37% lower listed price
±0.02 mm repeatability
16.5 kg arm
DOBOT CR3 limitations
3 kg payload and 620 mm working radius
Final verdict
Choose the UR5e for more payload, reach and force control. Choose the DOBOT CR3 for light, precise work at a lower price.
Sources and further reading
Frequently asked questions
Which is cheaper, the UR5e or the DOBOT CR3?
The CR3 is listed from $22,200 and the UR5e from $35,000, a difference of $12,800.
Which robot carries more?
The UR5e carries 5 kg and the CR3 3 kg.
Which robot has the longer reach?
The UR5e reaches 850 mm and the CR3 has a 620 mm working radius.
Which robot is more precise?
The CR3 publishes ±0.02 mm repeatability and the UR5e ±0.03 mm.
Which robot is lighter?
The CR3 weighs 16.5 kg and the UR5e 20.6 kg.
Which robot should I buy?
Choose the UR5e for payload and reach. Choose the CR3 for value and precision.
