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IBM System Architect vs erwin Data Modeler comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Aug 19, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

erwin Data Modeler
Ranking in Business Process Design
9th
Average Rating
8.6
Reviews Sentiment
6.6
Number of Reviews
40
Ranking in other categories
Enterprise Architecture Management (3rd), Data Governance (14th)
IBM System Architect
Ranking in Business Process Design
24th
Average Rating
6.0
Number of Reviews
1
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2025, in the Business Process Design category, the mindshare of erwin Data Modeler is 2.0%, down from 2.2% compared to the previous year. The mindshare of IBM System Architect is 0.6%, up from 0.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Business Process Design Market Share Distribution
ProductMarket Share (%)
erwin Data Modeler2.0%
IBM System Architect0.6%
Other97.4%
Business Process Design
 

Featured Reviews

JorgeSanz - PeerSpot reviewer
Streamline data modeling and automate network changes for increased efficiency
The initial setup depends on the tool if you are using the data model environment. Stopping the server could be complex and require strong expertise. If you have everything set up and configured, Erwin is straightforward. You can deploy it in a few hours. In our case, it took a couple of months to address internal conditions, assign machines, and set up everything for the services. I rate the initial setup a six out of ten, where one is difficult and ten is easy.
it_user542103 - PeerSpot reviewer
It has helped in supporting the development of an Enterprise Data Model
Data model development: This has built-in ways to create multiple, separate solution data models, including ways to link to an Enterprise Data Model (EDM). Other objects are encyclopedia-wide and need a different approach for managing solution-specific diagrams with an ability to query, e.g…
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Top Industries

By visitors reading reviews
Financial Services Firm
18%
Manufacturing Company
9%
Government
8%
Computer Software Company
7%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business14
Midsize Enterprise3
Large Enterprise29
No data available
 

Questions from the Community

What do you like most about erwin Data Modeler by Quest?
Forward engineering, DDL generation, reverse engineering, and reporting are the most valuable features of the solution.
What is your experience regarding pricing and costs for erwin Data Modeler by Quest?
I do not recall the pricing from about a year and a half ago, but it seems reasonable.
What needs improvement with erwin Data Modeler by Quest?
erwin Data Modeler could improve its UI as it still feels old school and not very modern. There are many features, and I would expect good documentation detailing each feature, including when and h...
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Also Known As

erwin DM
System Architect
 

Overview

 

Sample Customers

 Premera, America Honda Motors, Aetna, Kaiser Permanente, Dental Dental Cali, Cigna, Staples
Wuxi Lake Cloud, Nationwide, ETI, IDS Scheer
Find out what your peers are saying about Microsoft, Camunda, Bizagi and others in Business Process Design. Updated: August 2025.
868,787 professionals have used our research since 2012.