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ABB IRB-4600 vs KR 150 R3100-2

Side-by-side comparison of ABB IRB-4600 (ABB) and KR 150 R3100-2 (KUKA Robotics) — specs, pricing, Robo Score, and verified deployments. Updated daily.

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Optimized for Manufacturing buyers. Priority specs lifted to the top and marked with a target.

Layer 1: Identity & Trust

Manufacturer Country

  • ABB IRB-4600
    ABB IRB-4600Switzerland
  • KR 150 R3100-2
    KR 150 R3100-2Germany

Year First Available

  • ABB IRB-4600
    ABB IRB-46002015
  • KR 150 R3100-2
    KR 150 R3100-2

Verified Deployments

  • ABB IRB-4600
    ABB IRB-46000 Deployments
  • KR 150 R3100-2
    KR 150 R3100-20 Deployments

Layer 2: Operational

Availability Status

  • ABB IRB-4600
    ABB IRB-4600ACTIVE
  • KR 150 R3100-2
    KR 150 R3100-2ACTIVE

Arm Mechanics

Reach

  • ABB IRB-4600
    ABB IRB-46002,550 mm
  • KR 150 R3100-2
    KR 150 R3100-23,100 mm

Repeatability

  • ABB IRB-4600
    ABB IRB-4600±0.05 mm
  • KR 150 R3100-2
    KR 150 R3100-2±0.05 mm

Payload

  • ABB IRB-4600
    ABB IRB-460060 kg
  • KR 150 R3100-2
    KR 150 R3100-2150 kg

IP Rating (Arm)

  • ABB IRB-4600
    ABB IRB-4600IP67
  • KR 150 R3100-2
    KR 150 R3100-2IP65/IP67

Degrees of Freedom

  • ABB IRB-4600
    ABB IRB-46006
  • KR 150 R3100-2
    KR 150 R3100-26

Path Accuracy

  • ABB IRB-4600
    ABB IRB-4600±0.5 mm
  • KR 150 R3100-2
    KR 150 R3100-2

Robot Weight

  • ABB IRB-4600
    ABB IRB-4600235 kg
  • KR 150 R3100-2
    KR 150 R3100-21,105 kg

IP Rating (Wrist)

  • ABB IRB-4600
    ABB IRB-4600IP67
  • KR 150 R3100-2
    KR 150 R3100-2IP65/IP67

Performance

Cycle Time (25/305/25)

  • ABB IRB-4600
    ABB IRB-46000.4 s
  • KR 150 R3100-2
    KR 150 R3100-2

MTBF

  • ABB IRB-4600
    ABB IRB-4600100,000 hrs
  • KR 150 R3100-2
    KR 150 R3100-2

Duty Cycle

  • ABB IRB-4600
    ABB IRB-4600continuous 24 7
  • KR 150 R3100-2
    KR 150 R3100-2continuous 24 7

Vibration Damping

  • ABB IRB-4600
    ABB IRB-4600active model based
  • KR 150 R3100-2
    KR 150 R3100-2

Safety

Safety Category

  • ABB IRB-4600
    ABB IRB-4600Cat.3 PLd
  • KR 150 R3100-2
    KR 150 R3100-2

Dual Check Safety

  • ABB IRB-4600
    ABB IRB-4600Yes
  • KR 150 R3100-2
    KR 150 R3100-2

Safety I/O Pairs

  • ABB IRB-4600
    ABB IRB-46008
  • KR 150 R3100-2
    KR 150 R3100-2

E-Stop Response

  • ABB IRB-4600
    ABB IRB-460010 ms
  • KR 150 R3100-2
    KR 150 R3100-2

Safe Zone Count

  • ABB IRB-4600
    ABB IRB-46003
  • KR 150 R3100-2
    KR 150 R3100-2

Controller & Programming

Controller Model

  • ABB IRB-4600
    ABB IRB-4600OmniCore
  • KR 150 R3100-2
    KR 150 R3100-2KUKA KR C4 Controller

Programming Languages

  • ABB IRB-4600
    ABB IRB-4600TP, KAREL
  • KR 150 R3100-2
    KR 150 R3100-2KRL

Teach Pendant Type

  • ABB IRB-4600
    ABB IRB-4600smart pad
  • KR 150 R3100-2
    KR 150 R3100-2wired touch

Offline Programming

  • ABB IRB-4600
    ABB IRB-4600ROBOGUIDE
  • KR 150 R3100-2
    KR 150 R3100-2KUKA.Sim

Digital Twin Support

  • ABB IRB-4600
    ABB IRB-4600Yes
  • KR 150 R3100-2
    KR 150 R3100-2

Connectivity

ROS-Industrial Support

  • ABB IRB-4600
    ABB IRB-4600vendor supported
  • KR 150 R3100-2
    KR 150 R3100-2

IoT / Cloud Platform

  • ABB IRB-4600
    ABB IRB-4600FANUC ZDT
  • KR 150 R3100-2
    KR 150 R3100-2KUKA Connect

Cybersecurity Certs

  • ABB IRB-4600
    ABB IRB-4600IEC 62443 SL1
  • KR 150 R3100-2
    KR 150 R3100-2

Predictive Maintenance

  • ABB IRB-4600
    ABB IRB-4600threshold based
  • KR 150 R3100-2
    KR 150 R3100-2

End-Effector

Tool Flange Standard

  • ABB IRB-4600
    ABB IRB-4600ISO 9409-1
  • KR 150 R3100-2
    KR 150 R3100-2ISO 9409-1

Tool Changer (ISO)

  • ABB IRB-4600
    ABB IRB-4600ATI
  • KR 150 R3100-2
    KR 150 R3100-2

Internal Cable Routing

  • ABB IRB-4600
    ABB IRB-4600through arm and wrist
  • KR 150 R3100-2
    KR 150 R3100-2through arm and wrist

Pneumatic Lines

  • ABB IRB-4600
    ABB IRB-46002
  • KR 150 R3100-2
    KR 150 R3100-2

Electrical Lines

  • ABB IRB-4600
    ABB IRB-460012
  • KR 150 R3100-2
    KR 150 R3100-2

Commercial

Warranty

  • ABB IRB-4600
    ABB IRB-46001 yrs
  • KR 150 R3100-2
    KR 150 R3100-2

Service Network

  • ABB IRB-4600
    ABB IRB-4600global
  • KR 150 R3100-2
    KR 150 R3100-2global

Spare Parts Lead Time

  • ABB IRB-4600
    ABB IRB-460014 days
  • KR 150 R3100-2
    KR 150 R3100-2

Expected Service Life

  • ABB IRB-4600
    ABB IRB-460010 yrs
  • KR 150 R3100-2
    KR 150 R3100-2

Insufficient data for full comparison

The following fields had no data for any of the selected robots: Price, Battery / Shift Runtime, Max TCP Speed, Communication Protocols, Price (USD)

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-4600KR 150 R3100-2
InvestmentNo priceNo price
Payback period
Net savings (5 yr)
ROI (5 yr)

ABB IRB-4600, KR 150 R3100-2 have no listed price, so payback can't be computed. Contact the manufacturer for a quote.

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-4600 and KR 150 R3100-2?

ABB IRB-4600 is made by ABB, based in CH. KR 150 R3100-2 is made by KUKA Robotics, based in DE.

How do ABB IRB-4600 and KR 150 R3100-2 compare on the Robo Score?

ABB IRB-4600 scores 72.8 on the Robo Score. KR 150 R3100-2 scores 58.4. 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-4600 compare to KR 150 R3100-2?

ABB IRB-4600 has a reach of 1811 mm. KR 150 R3100-2 has a reach of 3100 mm.

Are ABB IRB-4600 and KR 150 R3100-2 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-4600 and KR 150 R3100-2?

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-4600 vs KR 150 R3100-2 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.