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IBM Rational System Architect vs erwin Evolve 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 Evolve
Ranking in Enterprise Architecture Management
11th
Average Rating
7.8
Reviews Sentiment
6.9
Number of Reviews
19
Ranking in other categories
Business Process Design (19th)
IBM Rational System Architect
Ranking in Enterprise Architecture Management
20th
Average Rating
7.4
Number of Reviews
5
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of October 2025, in the Enterprise Architecture Management category, the mindshare of erwin Evolve is 2.8%, down from 2.9% compared to the previous year. The mindshare of IBM Rational System Architect is 2.0%, up from 2.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Enterprise Architecture Management Market Share Distribution
ProductMarket Share (%)
erwin Evolve2.8%
IBM Rational System Architect2.0%
Other95.2%
Enterprise Architecture Management
 

Featured Reviews

Asish Sahu - PeerSpot reviewer
The reverse engineering capabilities are quite useful.
Evolve is primarily focused on the entity's licenses diagrams, but it would be nice if erwin could integrate case development, so that it shows the ER diagram plus certain inputs on the use cases and how the data is used. That deviates somewhat from the overall scope, so maybe they could call it a different product.
GM
Lots of valuable features, especially the metamodel customization
In terms of what could be improved, we did not take the whole package with all the modules, and I think that the integration with other platforms like Office could be better. The reverse engineering of the database is already there, but in the next release I would like to see some pilot supplied with the solution in order to address any database.

Quotes from Members

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

Pros

"The ability to share and collaborate on the solution is its most valuable feature."
"Evolve's reverse engineering ability is quite useful."
"The feature that stands out for me is the ease of configuring objects and the screens to show them. It's really easy to add a new type of object in this reference. Creating a new type of object, using it, and evolving it a little bit in terms of what we can document about it are the main features that made us decide to use this provider."
"I can send images in the PDF form, along with the relationships and the associations that are a very important part of what we do. It can show what is affected and what is impacted by a certain change in one area of the system architecture or enterprise architecture. I can very quickly draw those issues and topics to the fore."
"We can efficiently deploy business models into the databases and generate SQL scripts."
"There is a model behind it. It's really nice that the Evolve front-end, as it builds a website, keeps those relationships in mind. You can even go to a procedure and see all the applications that are related to it. Then you can go into that application and see all the standard operating procedures that that application is a part of. It's just very connected."
"Evolve is like a tank. You can do whatever you want with the solution, but you need to customize it. I think that it's not very aligned with the framework for enterprise architecture. MEGA is focused on these enterprise architectures, but it's only for that. With Evolve, you can do everything you want with professional services."
"One of the most valuable features is the website that sits on top of the database. There's a database of objects and how they are related, and you can make views and diagrams and visual elements out of that information on the website. The website is the part that is called Evolve and we use the Evolve Designer and publish the website out to our employees. They can click around and navigate and search, etc."
"The user interface is good. It's both clear and comprehensible. It's easy to work with."
"There are a lot of features I find valuable, but I think that the metamodel customization is one of the best features that the solution offers."
"The solution is pretty stable."
"We have seen ROI with this solution over the years that we have used it."
 

Cons

"erwin Evolve by Quest could have additional features to manage the architecture of enterprises and businesses."
"The way that we are using it for application management, we have several KPIs. We want to follow and monitor them regarding a number of solutions. We cannot calculate this today. We would like real-time calculations along with the KPIs in order to improve the user experience. We would like the tool to be able to display this, not only as signals, but as charts."
"I would like to see an improvement in the output of the solution."
"Business process modelling could be improved."
"With the Excel importing, the "up to date" part is the challenge. If we had a real-time integration, we could keep things up to date for whatever kinds of change points we had. With Excel, it is more that you have to export from one system then import it to another, so it's better for data that doesn't change that often."
"Evolve is primarily focused on the entity's licenses diagrams, but it would be nice if erwin could integrate case development, so that it shows the ER diagram plus certain inputs on the use cases and how the data is used. That deviates somewhat from the overall scope, so maybe they could call it a different product."
"I feel that the UML drawing capability needs to be improved."
"What they need to do is to consolidate more of their products. For example, I was just looking and I couldn't figure out what erwin DT is. It's on the website but it would help if they could put information together and make it more clear as to what products they have and how they work with other things."
"The solution needs to better integrate with other products, like Microsoft."
"There needs to be more information at the outset about how to use the solution and how to deploy it. The deployment process needs improvement."
"This solution can be more user-friendly and easier to use, with better dashboards."
"The reverse engineering of the database is already there, but in the next release I would like to see some pilot supplied with the solution in order to address any database."
 

Pricing and Cost Advice

"I estimate that we pay between $40,000 and $50,000 a year for the solution, not including the upfront costs to buy things the first time."
"On a yearly basis, our licensing costs are 50,000 euro. There are no additional costs because we are on a SaaS model."
"I think erwin is quite expensive. I have difficulty selling the portal, in fact."
"The licensing enables you to differentiate between people who edit the content and the people who consume it. We are able to keep the licensing costs down by keeping the "contributor" licenses to a minimum, and we then just roll out the content in a read-only version for the rest of our users."
"Unless you are a one person shop – always go with the Workgroup edition and Concurrent licensing."
"The cost is something like $15,000, per license. But I haven't looked at those numbers in three years. It was over $100,000 to initially set everything up and get it all configured."
"Yearly, our cost is €100,000."
Information not available
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Top Industries

By visitors reading reviews
Computer Software Company
20%
Government
10%
Performing Arts
9%
Manufacturing Company
7%
Manufacturing Company
18%
Financial Services Firm
12%
Government
10%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business7
Midsize Enterprise2
Large Enterprise12
No data available
 

Questions from the Community

What do you like most about erwin Evolve by Quest?
We can efficiently deploy business models into the databases and generate SQL scripts.
What needs improvement with erwin Evolve by Quest?
erwin Evolve by Quest could have additional features to manage the architecture of enterprises and businesses.
Ask a question
Earn 20 points
 

Also Known As

erwin EA, erwin Business Process, erwin Enterprise Architecture
Rational System Architect
 

Overview

 

Sample Customers

AT&T, Bank of America, Chevron, Duke University, ESPN, Fidelity, GE, JP Morgan Chase, KPMG, McGraw Hill, NASA, Pfizer, Royal Bank of Scotland, Teradata, Union Pacific, Vodafone, Wells Fargo.
Wuxi Lake Cloud, Nationwide, ETI, IDS Scheer
Find out what your peers are saying about IBM Rational System Architect vs. erwin Evolve and other solutions. Updated: September 2025.
868,787 professionals have used our research since 2012.