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UR5e vs FANUC CRX-5iA: 5 kg Cobot Comparison of Price, Specs and Applications

2 days ago
4 min read

Updated: 2 days ago

The Universal Robots UR5e and the FANUC CRX-5iA are 5 kg collaborative robots from two of the best-known names in automation. The UR5e is one of the most widely deployed cobots of its generation, with a built-in force/torque sensor and the large UR+ ecosystem. The CRX-5iA brings FANUC's industrial controller, tablet programming and a 994 mm reach.


This comparison uses the published specifications and listed prices of both robots to show where each one is stronger and which projects suit each one.


Quick verdict. The UR5e is the more economical choice, with a listed price about 19% lower, a lighter arm and built-in force sensing for assembly work. The FANUC CRX-5iA is the stronger choice when the cell needs more reach, flexible mounting and FANUC's broad fieldbus support, or when the plant already runs FANUC robots.

UR5e and FANUC CRX-5iA at a glance

Universal Robots UR5e 6-axis collaborative robot arm with 5 kg payload and 850 mm reach
Universal Robots UR5e

The UR5e is the 5 kg, 850 mm model of the Universal Robots e-Series. It is no longer part of the current Universal Robots range, where the UR7e takes its place, but it remains common in installed cells and on the market.


The CRX-5iA is the 5 kg model of FANUC's CRX series. It reaches 994 mm, repeats to ±0.03 mm, weighs 25 kg and runs on the R-30iB Mini Plus controller.


Main specification comparison

Specification

Universal Robots UR5e

FANUC CRX-5iA

Brand

Universal Robots

FANUC

Listed price

$35,000

$43,200

Payload

5 kg

5 kg

Reach

850 mm

994 mm

Repeatability

±0.03 mm

±0.03 mm

Axes

6

6

Speed

180°/s maximum joint speed on all six joints

1000 mm/s (collaborative mode); 2000 mm/s (high-speed mode)

Arm weight

20.6 kg

25 kg

IP rating

IP54

IP67

Controller

UR control box CB 5.2 / CB 5.5

R-30iB Mini Plus


Price comparison

  • UR5e: listed from $35,000

  • FANUC CRX-5iA: listed from $43,200

  • Difference: $8,200

  • The UR5e costs roughly 19% less


Both listings exclude end effectors, safety equipment and integration. Buyers moving from the UR5e to its successor, the UR7e, should compare current quotes for both.


Payload and precision

Both robots carry 5 kg, including the gripper, and both repeat to ±0.03 mm. For most handling and assembly tasks in this class, the deciding factors are reach, tooling and software rather than raw precision.


Reach and working envelope

FANUC CRX-5iA 6-axis collaborative robot with 5 kg payload
FANUC CRX-5iA

The CRX-5iA reaches 994 mm, 144 mm more than the UR5e's 850 mm. That is about 17% more reach, which helps with wider machine doors, deeper fixtures and larger pallets.


The UR5e rotates ±360° on every joint, which gives freedom in posture and cable routing. The CRX-5iA can be mounted on the floor, upside-down or at an angle, which helps in overhead and machine-side layouts.


Weight and mounting

The UR5e arm weighs 20.6 kg on a Ø149 mm footprint, about 4.4 kg less than the CRX-5iA's 25 kg. The lighter arm suits carts, pedestals and mobile platforms.


Force sensing and safety

The UR5e has a built-in force/torque sensor (50 N / 10 Nm) at the tool flange for insertion, press-fit and screwdriving. Its safety system offers 17 configurable safety functions certified to EN ISO 13849-1 (PLd, Category 3) and EN ISO 10218-1.


The CRX-5iA stops on contact and supports hand-guided teaching. As with any cobot, the final cell layout should be confirmed by a risk assessment.


Programming and software

The UR5e is programmed in PolyScope on the UR teach pendant. Operators can hand-guide the arm to set waypoints and build programs from ready-made blocks.


The CRX-5iA supports drag-and-drop programming on a tablet teach pendant and hand guiding, with ROBOGUIDE for offline programming and cell simulation. Plants that already use FANUC robots can keep the same controller family and engineering tools.


Connectivity and ecosystem

Universal Robots UR5e collaborative robot
UR5e collaborative robot arm

The UR5e supports Modbus TCP, PROFINET and EtherNet/IP, and has access to the UR+ ecosystem of certified grippers, vision systems and software.


The CRX-5iA publishes a wider list of interfaces: EtherNet/IP, PROFINET, EtherCAT, DeviceNet, CC-Link, CC-Link IE Field, PROFIBUS, FL-net, Modbus and OPC UA.


Best applications for the UR5e

  • Screwdriving, insertion and press-fit with force control

  • Small-part machine tending on compact machines

  • Packaging, kitting and camera-based inspection

  • Mobile and cart-mounted cells

  • Labs and integrators that rely on UR+ accessories


Best applications for the FANUC CRX-5iA

  • Machine tending on larger machine tools and presses

  • Light palletizing of cases and crates up to 5 kg

  • Arc welding and assembly cells

  • Overhead or angled mounting

  • Plants standardized on FANUC controllers and fieldbuses


UR5e advantages

  • About $8,200 lower listed price

  • Built-in force/torque sensor

  • 17 configurable safety functions

  • 20.6 kg arm and Ø149 mm base

  • ±360° rotation on all joints

  • Large UR+ ecosystem


UR5e limitations

FANUC CRX-5iA robot
FANUC CRX-5iA robot arm
  • 850 mm reach

  • No longer in the current Universal Robots range


FANUC CRX-5iA advantages

  • 994 mm reach

  • Floor, upside-down or angled mounting

  • Tablet drag-and-drop programming and ROBOGUIDE simulation

  • Broad fieldbus and OPC UA support


FANUC CRX-5iA limitations

  • Higher listed price

  • Heavier arm at 25 kg


Final verdict

Choose the UR5e for force-controlled assembly, compact and mobile cells, and projects where the UR+ ecosystem and a lower listed price matter.


Choose the FANUC CRX-5iA for longer reach, flexible mounting and integration into plants that already run FANUC robots and industrial fieldbuses.


Both robots carry 5 kg with ±0.03 mm repeatability, so the decision mostly comes down to reach, force sensing, software environment and the existing equipment on the shop floor.


Sources and further reading


Frequently asked questions

Which is cheaper, the UR5e or the FANUC CRX-5iA?

The UR5e is listed from $35,000 and the FANUC CRX-5iA from $43,200 on All Things Cobots, a difference of $8,200.

Do the UR5e and CRX-5iA have the same payload?

Yes. Both carry 5 kg, including the end effector.

Which robot has the longer reach?

The CRX-5iA reaches 994 mm, 144 mm more than the UR5e's 850 mm.

Which robot is more precise?

Both publish ±0.03 mm repeatability.

Which robot is lighter?

The UR5e arm weighs 20.6 kg and the CRX-5iA 25 kg.

Does either robot have built-in force sensing?

The UR5e has a built-in force/torque sensor rated 50 N / 10 Nm at the tool flange.

Is the UR5e still in production?

The UR5e is no longer part of the current Universal Robots range, where the UR7e takes its place, but it remains widely used in installed cells.

Which robot should I buy?

Choose the UR5e for force-controlled assembly, compact cells and a lower price. Choose the CRX-5iA for more reach, flexible mounting and FANUC-standard plants.


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