ABB IRB-4600 vs ABB IRB-6600
Side-by-side comparison of ABB IRB-4600 (ABB) and ABB IRB-6600 (ABB) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Hospitality & F&B buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- ABB IRB-4600Switzerland

- ABB IRB-6600Switzerland

Year First Available
- ABB IRB-46002015

- ABB IRB-66002015

Verified Deployments
- ABB IRB-46000 Deployments

- ABB IRB-66000 Deployments

Layer 2: Operational
Availability Status
- ABB IRB-4600ACTIVE

- ABB IRB-6600ACTIVE

Arm Mechanics
Payload
- ABB IRB-460060 kg

- ABB IRB-6600225 kg

Robot Weight
- ABB IRB-4600235 kg

- ABB IRB-6600235 kg

Reach
- ABB IRB-46002,550 mm

- ABB IRB-66003,200 mm

Degrees of Freedom
- ABB IRB-46006

- ABB IRB-66006

Repeatability
- ABB IRB-4600±0.05 mm

- ABB IRB-6600±0.1 mm

Path Accuracy
- ABB IRB-4600±0.5 mm

- ABB IRB-6600±0.5 mm

IP Rating (Arm)
- ABB IRB-4600IP67

- ABB IRB-6600IP67

IP Rating (Wrist)
- ABB IRB-4600IP67

- ABB IRB-6600IP67

Performance
Cycle Time (25/305/25)
- ABB IRB-46000.4 s

- ABB IRB-66000.4 s

MTBF
- ABB IRB-4600100,000 hrs

- ABB IRB-6600100,000 hrs

Duty Cycle
- ABB IRB-4600continuous 24 7

- ABB IRB-6600continuous 24 7

Vibration Damping
- ABB IRB-4600active model based

- ABB IRB-6600active model based

Safety
Safety Category
- ABB IRB-4600Cat.3 PLd

- ABB IRB-6600Cat.3 PLd

Dual Check Safety
- ABB IRB-4600Yes

- ABB IRB-6600Yes

Safety I/O Pairs
- ABB IRB-46008

- ABB IRB-6600—

E-Stop Response
- ABB IRB-460010 ms

- ABB IRB-660015 ms

Safe Zone Count
- ABB IRB-46003

- ABB IRB-66008

Controller & Programming
Controller Model
- ABB IRB-4600OmniCore

- ABB IRB-6600R-30iB Plus

Programming Languages
- ABB IRB-4600TP, KAREL

- ABB IRB-6600TP, KAREL

Teach Pendant Type
- ABB IRB-4600smart pad

- ABB IRB-6600smart pad

Offline Programming
- ABB IRB-4600ROBOGUIDE

- ABB IRB-6600ROBOGUIDE

Digital Twin Support
- ABB IRB-4600Yes

- ABB IRB-6600—

Connectivity
ROS-Industrial Support
- ABB IRB-4600vendor supported

- ABB IRB-6600vendor supported

IoT / Cloud Platform
- ABB IRB-4600FANUC ZDT

- ABB IRB-6600FANUC ZDT

Cybersecurity Certs
- ABB IRB-4600IEC 62443 SL1

- ABB IRB-6600—

Predictive Maintenance
- ABB IRB-4600threshold based

- ABB IRB-6600threshold based

End-Effector
Tool Flange Standard
- ABB IRB-4600ISO 9409-1

- ABB IRB-6600ISO 9409-1

Tool Changer (ISO)
- ABB IRB-4600ATI

- ABB IRB-6600ATI

Internal Cable Routing
- ABB IRB-4600through arm and wrist

- ABB IRB-6600through arm and wrist

Pneumatic Lines
- ABB IRB-46002

- ABB IRB-66002

Electrical Lines
- ABB IRB-460012

- ABB IRB-66008

Commercial
Warranty
- ABB IRB-46001 yrs

- ABB IRB-66003 yrs

Service Network
- ABB IRB-4600global

- ABB IRB-6600global

Spare Parts Lead Time
- ABB IRB-460014 days

- ABB IRB-66007 days

Expected Service Life
- ABB IRB-460010 yrs

- ABB IRB-660010 yrs

![]() | ![]() | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | Switzerland | Switzerland |
| Year First Available | 2015 | 2015 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Payload (priority for Hospitality & F&B buyers) (values differ) | 60 kg | 225 kg |
| Robot Weight (priority for Hospitality & F&B buyers) | 235 kg | 235 kg |
| Reach (values differ) | 2,550 mm | 3,200 mm |
| Degrees of Freedom | 6 | 6 |
| Repeatability (values differ) | ±0.05 mm | ±0.1 mm |
| Path Accuracy | ±0.5 mm | ±0.5 mm |
| IP Rating (Arm) | IP67 | IP67 |
| IP Rating (Wrist) | IP67 | IP67 |
| Performance | ||
| Cycle Time (25/305/25) | 0.4 s | 0.4 s |
| MTBF | 100,000 hrs | 100,000 hrs |
| Duty Cycle | continuous 24 7 | continuous 24 7 |
| Vibration Damping | active model based | active model based |
| Safety | ||
| Safety Category | Cat.3 PLd | Cat.3 PLd |
| Dual Check Safety | Yes | Yes |
| Safety I/O Pairs (values differ) | 8 | — |
| E-Stop Response (values differ) | 10 ms | 15 ms |
| Safe Zone Count (values differ) | 3 | 8 |
| Controller & Programming | ||
| Controller Model (values differ) | OmniCore | R-30iB Plus |
| Programming Languages (values differ) | TP, KAREL | TP, KAREL |
| Teach Pendant Type | smart pad | smart pad |
| Offline Programming | ROBOGUIDE | ROBOGUIDE |
| Digital Twin Support (values differ) | Yes | — |
| Connectivity | ||
| ROS-Industrial Support | vendor supported | vendor supported |
| IoT / Cloud Platform | FANUC ZDT | FANUC ZDT |
| Cybersecurity Certs (values differ) | IEC 62443 SL1 | — |
| Predictive Maintenance | threshold based | threshold based |
| End-Effector | ||
| Tool Flange Standard | ISO 9409-1 | ISO 9409-1 |
| Tool Changer (ISO) | ATI | ATI |
| Internal Cable Routing | through arm and wrist | through arm and wrist |
| Pneumatic Lines | 2 | 2 |
| Electrical Lines (values differ) | 12 | 8 |
| Commercial | ||
| Warranty (values differ) | 1 yrs | 3 yrs |
| Service Network | global | global |
| Spare Parts Lead Time (values differ) | 14 days | 7 days |
| Expected Service Life | 10 yrs | 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 | ABB IRB-6600 |
|---|---|---|
| Investment | No price | No price |
| Payback period | — | — |
| Net savings (5 yr) | — | — |
| ROI (5 yr) | — | — |
ABB IRB-4600, ABB IRB-6600 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 ABB IRB-6600?
ABB IRB-4600 is made by ABB, based in CH. ABB IRB-6600 is made by ABB, based in CH.
When were ABB IRB-4600 and ABB IRB-6600 launched?
ABB IRB-4600 launched in 2015. ABB IRB-6600 launched in 2015.
How do ABB IRB-4600 and ABB IRB-6600 compare on the Robo Index?
ABB IRB-4600 grades AA on the Robo Index. ABB IRB-6600 grades AA. 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 ABB IRB-6600?
ABB IRB-4600 has a reach of 1811 mm. ABB IRB-6600 has a reach of 1811 mm.
Are ABB IRB-4600 and ABB IRB-6600 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 ABB IRB-6600?
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 ABB IRB-6600 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.