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IBM Rational Test Workbench vs OpenText Enterprise Performance Engineering (LoadRunner Enterprise) comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Mar 1, 2026

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

IBM Rational Test Workbench
Ranking in Performance Testing Tools
19th
Average Rating
7.6
Reviews Sentiment
7.3
Number of Reviews
4
Ranking in other categories
API Testing Tools (14th), Test Automation Tools (28th)
OpenText Enterprise Perform...
Ranking in Performance Testing Tools
6th
Average Rating
8.4
Reviews Sentiment
5.6
Number of Reviews
85
Ranking in other categories
Load Testing Tools (6th)
 

Mindshare comparison

As of May 2026, in the Performance Testing Tools category, the mindshare of IBM Rational Test Workbench is 2.2%, up from 0.6% compared to the previous year. The mindshare of OpenText Enterprise Performance Engineering (LoadRunner Enterprise) is 6.5%, up from 5.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Performance Testing Tools Mindshare Distribution
ProductMindshare (%)
OpenText Enterprise Performance Engineering (LoadRunner Enterprise)6.5%
IBM Rational Test Workbench2.2%
Other91.3%
Performance Testing Tools
 

Featured Reviews

reviewer1513668 - PeerSpot reviewer
IT Specialist, ITE at a government with 10,001+ employees
Good reporting and interface, but supports limited types of protocols and requires low-level script editing
It should have more interfaces. In terms of interfaces or protocols, what you can do with Rational is far limited as compared to other products out there. What it does, it does great, but it only gives you limited types of protocols. It supports between 8 to 15 types of protocols, whereas other test tools give you 20 to 30 types of protocols with which you can do testing and convert to script. It records Javascript-based scripts, and you got to know a little bit of Java to basically be able to edit them, but the level of editing you got to do is very low. I like that, but the ability to edit the script is not as good as Parasoft or LoadRunner, which have C-Script.
reviewer2668566 - PeerSpot reviewer
Founder & Chief Executive Officer at a tech vendor with 11-50 employees
Ensures high performance and adaptability while providing room for improved analytics and support
The analytics and reporting features can be improved, though they are good enough. If you have expertise, you can manage with what is included. However, it could be much better, especially with modern AI capabilities. When considering areas for improvement in OpenText Enterprise Performance Engineering (LoadRunner Enterprise), there is a need for automated analysis and code-level support.

Quotes from Members

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

Pros

"Using service virtualization, we are able to accelerate the testing and development activity."
"All IBM testing tools are really well integrated."
"Reporting is pretty good. Its interface is also good. I'm overall pretty happy with the functionality and use of IBM Rational Test Workbench."
"IBM Rational integrates the testing software as Rational Test Workbench, which is quite convenient and efficient as it is able to automate the test scripts."
"This solution provides for API testing, functional UI testing, performance testing, and service virtualization."
"Reporting is pretty good. Its interface is also good. I'm overall pretty happy with the functionality and use of IBM Rational Test Workbench."
"I think it's the best product out there for performance and load testing."
"The solution is a very user-friendly tool, especially when you compare it to a competitor like BlazeMeter."
"The most beneficial features of the solution are flexibility and versatility in their performance."
"From a technical perspective, LoadRunner has always been good."
"What we call the LoadRunner analysis is the most useful aspect of the solution."
"It helped us to achieve our goals within the stipulated time and is a good solution for load testing."
"This helps us to uncover some very high and critical performance-related defects, and keeping almost zero production issues related to the performance of applications since then."
"Looking at the load of more of the applications and the testing needs have definitely been met."
 

Cons

"Rational Performance Tester supports cloud technology in the version 8.7, playing test scripts back on the cloud is not stable."
"Implementing custom functions is bit tedious job, as ECMA script does not support some of the standard java-script functions, Also the Script editor window is not user friendly."
"There are a number of things that they can do to simplify the tools, but the most important thing that they need to do is simplify the installation."
"It should have more interfaces. In terms of interfaces or protocols, what you can do with Rational is far limited as compared to other products out there."
"It should have more interfaces. In terms of interfaces or protocols, what you can do with Rational is far limited as compared to other products out there. What it does, it does great, but it only gives you limited types of protocols. It supports between 8 to 15 types of protocols, whereas other test tools give you 20 to 30 types of protocols with which you can do testing and convert to script. It records Javascript-based scripts, and you got to know a little bit of Java to basically be able to edit them, but the level of editing you got to do is very low. I like that, but the ability to edit the script is not as good as Parasoft or LoadRunner, which have C-Script."
"There are a number of things that they can do to simplify the tools, but the most important thing that they need to do is simplify the installation."
"Reports from Performance Center need to be improved."
"We'd like the product to include protocol identifiers whenever a tester wants to test a new application."
"OpenText LoadRunner Enterprise doesn't support some mainframe protocols. We had to build scripts to access the interface."
"It's not that popular on the cloud."
"The solution is expensive."
"I have seen some users report some issues, but I have personally not had any issues."
"The product's scalability must be improved."
"The technical support is very bad."
 

Pricing and Cost Advice

"It doesn't really concern me. Licensing is on a yearly basis."
"The pricing is a little bit on the higher side, although it is really good."
"It is a bit expensive, especially for smaller organizations, but over-all it can save you money."
"The prices would differ depending on the number of licenses you need. I wouldn't maybe compare it to any other tools. I rate the price as seven out of ten."
"LoadRunner Enterprise's price is high."
"It is a bit expensive when compared with other tools."
"The price is really steep. It's an enterprise-level tool."
"The price is okay. You're able to buy it, as opposed to paying for a full year."
"This solution can be expensive."
"They have a much more practical pricing model now."
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Top Industries

By visitors reading reviews
Financial Services Firm
26%
Manufacturing Company
11%
Construction Company
9%
Healthcare Company
7%
Financial Services Firm
17%
Marketing Services Firm
9%
Healthcare Company
9%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise9
Large Enterprise73
 

Questions from the Community

Ask a question
Earn 20 points
What is your experience regarding pricing and costs for Micro Focus LoadRunner Enterprise?
When discussing price, OpenText Enterprise Performance Engineering (LoadRunner Enterprise) is very expensive, which I would represent by a rating of ten. The product carries maximum expense points.
What needs improvement with Micro Focus LoadRunner Enterprise?
Regarding negative sides or areas for improvement, I do not see any disadvantages so far. OpenText Enterprise Performance Engineering (LoadRunner Enterprise) might have some drawbacks, but I did no...
What is your primary use case for Micro Focus LoadRunner Enterprise?
I always consider the purposes and use cases from an enterprise version perspective as a user of the product.
 

Also Known As

Rational Test Workbench, IBM Rational Performance Tester, IBM Functional Tester, IBM Rational Test Virtualization Server
Micro Focus LoadRunner Enterprise, Performance Center, HPE Performance Center
 

Overview

 

Sample Customers

Financial Insurance Management Corp.
Hexaware, British Sky Broadcasting, JetBlue
Find out what your peers are saying about IBM Rational Test Workbench vs. OpenText Enterprise Performance Engineering (LoadRunner Enterprise) and other solutions. Updated: April 2026.
893,221 professionals have used our research since 2012.