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ABB IRB 120 FlexMove vs ESR6-4-500

Side-by-side comparison of ABB IRB 120 FlexMove (ABB) and ESR6-4-500 (EFORT Intelligent Equipment Co., Ltd.) — specs, pricing, Robo Score, and verified deployments. Updated daily.

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Optimized for Healthcare & Hospitals buyers. Priority specs lifted to the top and marked with a target.

Layer 1: Identity & Trust

Manufacturer Country

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveSwitzerland
  • ESR6-4-500
    ESR6-4-500China

Year First Available

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove2018
  • ESR6-4-500
    ESR6-4-500

Verified Deployments

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove0 Deployments
  • ESR6-4-500
    ESR6-4-5000 Deployments

Layer 2: Operational

Price

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove$65,000 USD
  • ESR6-4-500
    ESR6-4-500$38,000 USD

Availability Status

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveACTIVE
  • ESR6-4-500
    ESR6-4-500ACTIVE

Arm Mechanics

Repeatability

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove±0.03 mm
  • ESR6-4-500
    ESR6-4-500±0.1 mm

IP Rating (Arm)

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveIP54
  • ESR6-4-500
    ESR6-4-500

Reach

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove900 mm
  • ESR6-4-500
    ESR6-4-500800 mm

Payload

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove12 kg
  • ESR6-4-500
    ESR6-4-50010 kg

Degrees of Freedom

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove6
  • ESR6-4-500
    ESR6-4-5004

Path Accuracy

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove±0.1 mm
  • ESR6-4-500
    ESR6-4-500

Robot Weight

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove35 kg
  • ESR6-4-500
    ESR6-4-50016 kg

Performance

MTBF

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove50,000 hrs
  • ESR6-4-500
    ESR6-4-500

Duty Cycle

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove24 7 continuous
  • ESR6-4-500
    ESR6-4-500continuous 24 7

Safety

Dual Check Safety

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveYes
  • ESR6-4-500
    ESR6-4-500

Safety I/O Pairs

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove2
  • ESR6-4-500
    ESR6-4-500

Controller & Programming

Controller Model

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveOmniCore™
  • ESR6-4-500
    ESR6-4-500C-type/S-type

Programming Languages

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveRAPID
  • ESR6-4-500
    ESR6-4-500

Teach Pendant Type

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMovewired touch
  • ESR6-4-500
    ESR6-4-500

Offline Programming

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveRobotStudio
  • ESR6-4-500
    ESR6-4-500

Digital Twin Support

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveYes
  • ESR6-4-500
    ESR6-4-500

Connectivity

IoT / Cloud Platform

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveABB Ability
  • ESR6-4-500
    ESR6-4-500

Predictive Maintenance

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMovethreshold based
  • ESR6-4-500
    ESR6-4-500

End-Effector

Tool Flange Standard

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveiso 9283
  • ESR6-4-500
    ESR6-4-500

Internal Cable Routing

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMovethrough arm and wrist
  • ESR6-4-500
    ESR6-4-500

Pneumatic Lines

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove1
  • ESR6-4-500
    ESR6-4-500

Commercial

Price (USD)

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove$65,000 USD
  • ESR6-4-500
    ESR6-4-500$38,000 USD

Warranty

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMove1 yrs
  • ESR6-4-500
    ESR6-4-500

Service Network

  • ABB IRB 120 FlexMove
    ABB IRB 120 FlexMoveglobal
  • ESR6-4-500
    ESR6-4-500

Insufficient data for full comparison

The following fields had no data for any of the selected robots: Battery / Shift Runtime, Max TCP Speed, IP Rating (Wrist), Cycle Time (25/305/25), Vibration Damping, Safety Category, E-Stop Response, Safe Zone Count, Communication Protocols, ROS-Industrial Support, Cybersecurity Certs, Tool Changer (ISO), Electrical Lines, Spare Parts Lead Time, Expected Service Life

best in categoryweakest in categoryvalues differ

ROI Comparison

Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.

Annual labor displaced (per robot): $50,000

MetricABB IRB 120 FlexMoveESR6-4-500
Investment$65,000$38,000
Payback period15.6 mo9.1 mo
Net savings (5 yr)$185,000$212,000
ROI (5 yr)+285%+558%

Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.

Trade-offs at a glance

Frequently asked

Who makes ABB IRB 120 FlexMove and ESR6-4-500?

ABB IRB 120 FlexMove is made by ABB, based in CH. ESR6-4-500 is made by EFORT Intelligent Equipment Co., Ltd., based in CN.

How much does ABB IRB 120 FlexMove cost compared to ESR6-4-500?

ABB IRB 120 FlexMove is listed at $65,000. ESR6-4-500 is listed at $38,000.

How do ABB IRB 120 FlexMove and ESR6-4-500 compare on the Robo Score?

ABB IRB 120 FlexMove scores 72.8 on the Robo Score. ESR6-4-500 scores 62.0. The Robo Score is a 0–100 credibility figure blending commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.

How does the reach of ABB IRB 120 FlexMove compare to ESR6-4-500?

ABB IRB 120 FlexMove has a reach of 580 mm. ESR6-4-500 has a reach of 600 mm.

Are ABB IRB 120 FlexMove and ESR6-4-500 in the same category?

Both robots are classified as Industrial Arm on Robolist. Filters and ranking treat them as direct alternatives.

What is the realistic total cost of ownership for Industrial Arm robots?

Hardware cost is one input. Industrial Arm TCO also includes integration, training, downtime, and end-of-life. Our breakdown: TCO of a 6-Axis Arm Cell: Hardware, EOAT, Integration, Programming.

What should a buyer ask vendors when choosing between ABB IRB 120 FlexMove and ESR6-4-500?

Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Industrial Arm Vendor Selection: Capability Matrices and Proof Points.

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About this comparison

ABB IRB 120 FlexMove vs ESR6-4-500 compares two robots in the industrial-arm category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Score is calculated.