
GTmetrix
PageSpeed Insights
Google Lighthouse
Pingdom
DebugBear
Website Speed Test by Pingdom
DareBoost
Run a free website speed test from multiple locations around the globe using real browsers...
LayerStack’s Arm-based cloud virtual machines, powered by cloud-optimized CPU based on Arm architecture that deliver excellent cost-effective processing power, allowing you to easily complete the most demanding application development.

Which is more popular?
Based on our record, WebPagetest seems to be more popular. It has been mentioned 51 times since March 2021.
Website, pricing, platforms and company facts side by side.
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What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
WebPagetest is recommended for web developers, performance engineers, SEO specialists, and anyone interested in optimizing website speed and performance. It is especially useful for those who need detailed insights into page load processes and performance optimization opportunities.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
WebPageTest - The State of the Web
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using WebPagetest and LayerStack Arm-based Cloud Server. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Trust neither. The most optimal option I've found is webpagetest.org Its been quite handy lately. This tool does look interesting. Source: over 3 years ago
Webpagetest.org is another. Pagespeedinsights and lighthouse are great for identifying page load issues to fix, but actual page load times will always vary between the user and your web server. Universal analytics has some page load... Source: over 3 years ago
So I am working on rebuilding our company's site with a new stack. I am running tests using webpagetest.org, and I am having trouble fully understanding the speed index results as well as the film strip view. The page renders quite fast... Source: over 3 years ago
Tracking LayerStack Arm-based Cloud Server since Jun 2024.
When comparing WebPagetest and LayerStack Arm-based Cloud Server, you can also consider the following products.

GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.
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PageSpeed is addon for ...
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Lighthouse is an open-source, automated tool for improving the quality of web pages.
Compare Google Lighthouse to WebPagetest or LayerStack Arm-based Cloud Server:

With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
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Track site speed and Core Web Vitals
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Pingdom is a website performance monitoring software.
Compare Website Speed Test by Pingdom to WebPagetest or LayerStack Arm-based Cloud Server: