We performed a comparison between Apache JMeter and k6 Open Source based on real PeerSpot user reviews.
Find out what your peers are saying about Apache, Tricentis, OpenText and others in Load Testing Tools."When someone in our organization wants to test web applications, they use Apache JMeter since they face no hurdles while using the solution."
"JMeter's most valuable feature is the RegEx Extractor."
"Apache JMeter is quite flexible."
"The scripting ability is most valuable. It is easy to use. There is a UI, and you can go in there and figure those things out. After you've got a good set of tests, you basically have a scripted document that you can grab and execute in a pipeline. It is pretty quick to set up, and you can scale it and version control it."
"The new version of the solution is stable."
"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 scalable. You can scale up to 1,000 users in JMeter. If you can put up four slave servers, you can easily ramp up to 1,000 users."
"User-friendly and open source."
"The standout feature of k6 is its strong focus on API performance testing."
"Both scalability and stability could be improved in Apache JMeter."
"The UI has room for improvement."
"In terms of platform support, they need to extend the support for backend platforms and more of the legacy types of platforms."
"The solution needs more metrics for reporting."
"You really need a technical team in order to really utilize the product."
"The installation needs some work. It could be simplified."
"JMeter is lagging when it comes to GUI performance testing because we need to install some third-party plugins for recording the GUI script, and the performance isn't very reliable."
"The UI of the solution needs to be better. The UI takes up a lot of our bandwidth."
"One area where k6 could improve is by introducing a GUI similar to JMeter."
Apache JMeter is ranked 1st in Load Testing Tools with 82 reviews while k6 Open Source is ranked 17th in Load Testing Tools with 1 review. Apache JMeter is rated 7.8, while k6 Open Source is rated 7.0. The top reviewer of Apache JMeter writes "It's a free tool with a vast knowledge base, but the reporting is lackluster, and it has a steep learning curve". On the other hand, the top reviewer of k6 Open Source writes "Offers good scalability and has the ability to integrate with various systems and services". Apache JMeter is most compared with BlazeMeter, Postman, Tricentis NeoLoad, Katalon Studio and OpenText Silk Performer, whereas k6 Open Source is most compared with Tricentis NeoLoad, RadView WebLOAD, Akamai CloudTest and BlazeMeter.
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We monitor all Load Testing Tools reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.