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Apache JMeter vs IBM Rational Performance Tester comparison

 

Comparison Buyer's Guide

Executive Summary

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

Apache JMeter
Average Rating
7.8
Reviews Sentiment
7.1
Number of Reviews
93
Ranking in other categories
Performance Testing Tools (1st), Load Testing Tools (1st), API Testing Tools (3rd)
IBM Rational Performance Te...
Average Rating
7.6
Number of Reviews
17
Ranking in other categories
Test Management Tools (24th)
 

Mindshare comparison

While both are Quality Assurance solutions, they serve different purposes. Apache JMeter is designed for Performance Testing Tools and holds a mindshare of 24.0%, up 23.9% compared to last year.
IBM Rational Performance Tester, on the other hand, focuses on Test Management Tools, holds 1.4% mindshare, up 1.0% since last year.
Performance Testing Tools
Test Management Tools
 

Featured Reviews

Sreenivasula Mukkamalla - PeerSpot reviewer
Leveraging cost-effective customization with powerful plugins but complexity reduction needed
Apache JMeter offers plugins for reporting and preparing test scenarios. It allows recording to customization, letting you download plugins to connect with databases or external systems. Despite being open source, it offers features comparable to paid tools, and its ability to customize and expand is particularly useful. Additionally, its open-source nature makes it cost-effective.
it_user323943 - PeerSpot reviewer
We can edit captured transactions and organize them by those for which we require performance metrics, but it lacks a set of manuals or guides that would take out some guess work.
It is used to capture and generate HTTP tests. The capture process is very easy. After this, we edited the captured transactions to organize them into the sections or transactions we require performance metrics for (i.e. splash page, user authentication, main pageload, logout, etc.). This editing process is easy to perform with the interface provided in Rational Performance Tester Finally, Rational Performance Tester has an import/export feature that has been extremely useful. We have used it to export our complete test library and import it into another Rational Performance Tester server with no loss or issues. This allows for platform test migrations and backup.

Quotes from Members

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

Pros

"The solution helps by detecting bottlenecks."
"It gives accurate results and recommendations that we can implement to enhance the performance of websites."
"I use all the tools, but one feature that stands out is JMeter's ability to test when services are sending a particular kind of request. We are using specific ports to send queries, and assess the performance based on the time it takes these queries to respond. You can use it with stuff other than the web performance."
"JMeter lets us generate virtual users and T-load, per our requirements. It's easy to configure and adjusting the virtual users according to the DPS we want to achieve."
"We had some challenges testing HTTP/2 APIs, which are becoming more prevalent with advancements like 5G. So, we added another plugin to help with HTTP/2 API load testing. Apache JMeter, with additional plugins, now supports HTTP/2, which is critical as everyone moves from HTTP/1 to HTTP/2."
"The product helps me get the expected performance from applications or servers and reduces costs. It also enhances the performance of the services and helped them reach their ultimate capacity."
"It is very quick and user-friendly."
"It is open source as well as relatively extendable. It allows us to extend and add additional functionality and features. Its deployment is also very easy."
"It can support both web applications and mobile applications, and in certain cases, it can also support testing of desktop applications or software-based applications. You can write web applications, mobile applications, and software-based applications."
"Technical support is very good. I'm very satisfied with the assistance we've received so far."
 

Cons

"Report generation needs to be improved. It is quite difficult to get to."
"Apache JMeter could use improvement in reporting. Currently, it isn't easy to generate reports in PDF format. While receiving reports in PDF format is possible, it requires a lot of customization. Additionally, when comparing the load test to others solutions it could improve."
"One of the drawbacks of JMeter is that it can't handle a large amount of load, which forces us to switch to other tools when we need to load more than a 5,000 or 10,000 user load."
"The tool should be made a bit more robust, and better support should be made available."
"There could be improvements in terms of memory utilization. We are going to migrate away from JMeter in the near future."
"Modeling a test is difficult. If you don't have much knowledge, you won't be able to do it easily. Testing APIs is also difficult."
"Apache JMeter may have difficulty recognizing dynamic objects in some critical cases, which can lead to challenges in terms of object identification."
"Currently, the integration pipeline is implemented by using Jenkins or a similar tool platform. These are continuous integration tools. As far as I know, integration is done by using custom scripts. It would be good if the integration with a continuous integration pipeline, like Jenkins or Hudson, can be done out of the box without using a script."
"The solution is not easily scalable. If you want to extend the solution, you need to purchase a different kind of license. You also have to work with the IBM team to assist in scaling."
"There are some features that Micro Focus LoadRunner provides, but they are not available in IBM Rational Performance Tester. They should include such features. It can also have more reports similar to what HP provides. It might also need some improvement in terms of the tools and support for other technology areas. Certain technologies are not supported by every tool. They need to support all sorts of technologies and platforms on which web applications and mobile applications are built. They need complete support for all sorts of technologies."
 

Pricing and Cost Advice

"I haven't looked into it. Most of our projects are nonprofit or grant-based. Everything is public commons, so we don't really have to worry about that so much."
"The solution is open source with no user fees or licenses."
"The solution is free of cost as it is open source."
"We use the open source version."
"We didn't pay licensing fees for Apache JMeter because it's an open-source tool. We only paid for the machines where we installed Apache JMeter modules."
"When comparing the price with Load Runner, and if the cost is an issue then JMeter is a better choice"
"The product has reasonable pricing."
"Since we are using an outsourced solution, it is not paid for by our company."
"It is much cheaper than Micro Focus LoadRunner. We need perpetual licenses. Support is included in the first sale. After that, you need to renew support every year."
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Top Industries

By visitors reading reviews
Financial Services Firm
20%
Computer Software Company
16%
Manufacturing Company
7%
Government
7%
Financial Services Firm
30%
Computer Software Company
20%
Government
13%
Real Estate/Law Firm
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

How does Postman compare with Apache JMeter?
Postman lets you easily define variables, which then get updated automatically. This is a huge time-saver and makes processes very efficient. We can also export the test cases we create and share t...
How does BlazeMeter compare with Apache JMeter?
Blazemeter is a continuous testing platform that provides scriptless test automation. It unifies functional and performance testing, enabling users to monitor and test public and private APIs. We ...
What do you like most about Apache JMeter?
I appreciate JMeter's simplicity and power for performance testing.
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Also Known As

JMeter
Rational Performance Tester
 

Overview

 

Sample Customers

AOL, Orbitz, Innopath Software, PrepMe, Sapient, Corporate Express Australia, CSIRO, Ephibian, Talis, DATACOM, ALALOOP, eFusion, Panter, Sourcepole, University of Western Cape
andagon, Regence BlueCross BlueShield of Oregon
Find out what your peers are saying about Apache, Tricentis, Perforce and others in Performance Testing Tools. Updated: March 2025.
845,406 professionals have used our research since 2012.