ABB IRB-4600 vs KUKA KR 6 R1840-2
Side-by-side comparison of ABB IRB-4600 (ABB) and KUKA KR 6 R1840-2 (KUKA Robotics) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Healthcare & Hospitals buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- ABB IRB-4600Switzerland
- KUKA KR 6 R1840-2Germany
Year First Available
- ABB IRB-46002015
- KUKA KR 6 R1840-2—
Verified Deployments
- ABB IRB-46000 Deployments
- KUKA KR 6 R1840-20 Deployments
Layer 2: Operational
Availability Status
- ABB IRB-4600ACTIVE
- KUKA KR 6 R1840-2ACTIVE
Arm Mechanics
Repeatability
- ABB IRB-4600±0.05 mm
- KUKA KR 6 R1840-2±0.04 mm
IP Rating (Arm)
- ABB IRB-4600IP67
- KUKA KR 6 R1840-2—
Reach
- ABB IRB-46002,550 mm
- KUKA KR 6 R1840-2—
Payload
- ABB IRB-460060 kg
- KUKA KR 6 R1840-2—
Degrees of Freedom
- ABB IRB-46006
- KUKA KR 6 R1840-26
Path Accuracy
- ABB IRB-4600±0.5 mm
- KUKA KR 6 R1840-2—
Robot Weight
- ABB IRB-4600235 kg
- KUKA KR 6 R1840-2—
IP Rating (Wrist)
- ABB IRB-4600IP67
- KUKA KR 6 R1840-2—
Performance
Cycle Time (25/305/25)
- ABB IRB-46000.4 s
- KUKA KR 6 R1840-2—
MTBF
- ABB IRB-4600100,000 hrs
- KUKA KR 6 R1840-2—
Duty Cycle
- ABB IRB-4600continuous 24 7
- KUKA KR 6 R1840-2—
Vibration Damping
- ABB IRB-4600active model based
- KUKA KR 6 R1840-2—
Safety
Safety Category
- ABB IRB-4600Cat.3 PLd
- KUKA KR 6 R1840-2—
Dual Check Safety
- ABB IRB-4600Yes
- KUKA KR 6 R1840-2—
Safety I/O Pairs
- ABB IRB-46008
- KUKA KR 6 R1840-2—
E-Stop Response
- ABB IRB-460010 ms
- KUKA KR 6 R1840-2—
Safe Zone Count
- ABB IRB-46003
- KUKA KR 6 R1840-2—
Controller & Programming
Controller Model
- ABB IRB-4600OmniCore
- KUKA KR 6 R1840-2KUKA KR C4 Controller
Programming Languages
- ABB IRB-4600TP, KAREL
- KUKA KR 6 R1840-2—
Teach Pendant Type
- ABB IRB-4600smart pad
- KUKA KR 6 R1840-2—
Offline Programming
- ABB IRB-4600ROBOGUIDE
- KUKA KR 6 R1840-2—
Digital Twin Support
- ABB IRB-4600Yes
- KUKA KR 6 R1840-2—
Connectivity
ROS-Industrial Support
- ABB IRB-4600vendor supported
- KUKA KR 6 R1840-2—
IoT / Cloud Platform
- ABB IRB-4600FANUC ZDT
- KUKA KR 6 R1840-2—
Cybersecurity Certs
- ABB IRB-4600IEC 62443 SL1
- KUKA KR 6 R1840-2—
Predictive Maintenance
- ABB IRB-4600threshold based
- KUKA KR 6 R1840-2—
End-Effector
Tool Flange Standard
- ABB IRB-4600ISO 9409-1
- KUKA KR 6 R1840-2—
Tool Changer (ISO)
- ABB IRB-4600ATI
- KUKA KR 6 R1840-2—
Internal Cable Routing
- ABB IRB-4600through arm and wrist
- KUKA KR 6 R1840-2—
Pneumatic Lines
- ABB IRB-46002
- KUKA KR 6 R1840-2—
Electrical Lines
- ABB IRB-460012
- KUKA KR 6 R1840-2—
Commercial
Warranty
- ABB IRB-46001 yrs
- KUKA KR 6 R1840-2—
Service Network
- ABB IRB-4600global
- KUKA KR 6 R1840-2—
Spare Parts Lead Time
- ABB IRB-460014 days
- KUKA KR 6 R1840-2—
Expected Service Life
- ABB IRB-460010 yrs
- KUKA KR 6 R1840-2—
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Switzerland | Germany |
| Year First Available (values differ) | 2015 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Repeatability (priority for Healthcare & Hospitals buyers) (values differ) | ±0.05 mm | ±0.04 mm |
| IP Rating (Arm) (priority for Healthcare & Hospitals buyers) (values differ) | IP67 | — |
| Reach (priority for Healthcare & Hospitals buyers) (values differ) | 2,550 mm | — |
| Payload (values differ) | 60 kg | — |
| Degrees of Freedom | 6 | 6 |
| Path Accuracy (values differ) | ±0.5 mm | — |
| Robot Weight (values differ) | 235 kg | — |
| IP Rating (Wrist) (values differ) | IP67 | — |
| Performance | ||
| Cycle Time (25/305/25) (values differ) | 0.4 s | — |
| MTBF (values differ) | 100,000 hrs | — |
| Duty Cycle (values differ) | continuous 24 7 | — |
| Vibration Damping (values differ) | active model based | — |
| Safety | ||
| Safety Category (values differ) | Cat.3 PLd | — |
| Dual Check Safety (values differ) | Yes | — |
| Safety I/O Pairs (values differ) | 8 | — |
| E-Stop Response (values differ) | 10 ms | — |
| Safe Zone Count (values differ) | 3 | — |
| Controller & Programming | ||
| Controller Model (values differ) | OmniCore | KUKA KR C4 Controller |
| Programming Languages (values differ) | TP, KAREL | — |
| Teach Pendant Type (values differ) | smart pad | — |
| Offline Programming (values differ) | ROBOGUIDE | — |
| Digital Twin Support (values differ) | Yes | — |
| Connectivity | ||
| ROS-Industrial Support (values differ) | vendor supported | — |
| IoT / Cloud Platform (values differ) | FANUC ZDT | — |
| Cybersecurity Certs (values differ) | IEC 62443 SL1 | — |
| Predictive Maintenance (values differ) | threshold based | — |
| End-Effector | ||
| Tool Flange Standard (values differ) | ISO 9409-1 | — |
| Tool Changer (ISO) (values differ) | ATI | — |
| Internal Cable Routing (values differ) | through arm and wrist | — |
| Pneumatic Lines (values differ) | 2 | — |
| Electrical Lines (values differ) | 12 | — |
| Commercial | ||
| Warranty (values differ) | 1 yrs | — |
| Service Network (values differ) | global | — |
| Spare Parts Lead Time (values differ) | 14 days | — |
| Expected Service Life (values differ) | 10 yrs | — |
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)
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
| Metric | ABB IRB-4600 | KUKA KR 6 R1840-2 |
|---|---|---|
| Investment | No price | No price |
| Payback period | — | — |
| Net savings (5 yr) | — | — |
| ROI (5 yr) | — | — |
ABB IRB-4600, KUKA KR 6 R1840-2 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 KUKA KR 6 R1840-2?
ABB IRB-4600 is made by ABB, based in CH. KUKA KR 6 R1840-2 is made by KUKA Robotics, based in DE.
How do ABB IRB-4600 and KUKA KR 6 R1840-2 compare on the Robo Index?
ABB IRB-4600 grades AA on the Robo Index. KUKA KR 6 R1840-2 grades A. The Robo Index is a credibility grade (AAA … C) that blends 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 KUKA KR 6 R1840-2?
ABB IRB-4600 has a reach of 1811 mm. KUKA KR 6 R1840-2 has a reach of 1840 mm.
Are ABB IRB-4600 and KUKA KR 6 R1840-2 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 KUKA KR 6 R1840-2?
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.
Going deeper — picking the right robot
TCO of a 6-Axis Arm Cell: Hardware, EOAT, Integration, Programming
7 min readIndustrial Arms
Industrial Arm Vendor Selection: Capability Matrices and Proof Points
9 min readIndustrial Arms
Programming Approaches: Teach Pendant, Offline, AI-Assisted — What Each Costs You
8 min readIndustrial Arms
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
ABB IRB-4600 vs KUKA KR 6 R1840-2 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 Index is calculated.