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The Top 10 WordPress Speed Test Tools

Sep 5, 2023

No one likes a slow website. Not only does a slow-loading website frustrate users, but it can also negatively impact your website’s search engine rankings, leading to missed sales opportunities, reduced traffic, and damage to your business’ reputation.

There are many ways to improve your website’s speed and performance, but that’s if you know your website is slow. Without adequate monitoring, you may not be aware that your website has speed issues. Performing regular speed tests on your WordPress website helps ensure that if your website slows down you can quickly correct the issue before it impacts your users or customer base.

The good news is there are many tools available that you can use to quickly and easily test the speed of your website, across various regions.

In this article:

  1. How does a WordPress website speed test work?
  2. Why is speed so important for your WordPress website?
  3. GTMetrix
  4. Pingdom Website Speed Test
  5. WebPage Test
  6. Google PageSpeed Insights
  7. Sucuri Load Time Tester
  8. UpTrends
  9. YSlow
  10. Yellow Lab Tools
  11. ContentSquare Speed Analysis
  12. Site 24×7

How does a WordPress website speed test work?

Before we dive into the tools, let’s understand how a WordPress website speed test works.

WordPress website speed test tools analyze various aspects of your website, such as server response times, image compression, JavaScript and CSS minification, and caching. Most tools work by simulating browser visits and then providing analytics on the average load times for various elements of your website. The information provided in these analytics can let you know what’s working well, and where you can make improvements to your website’s structure or code to deliver a faster experience for users.

Why is speed so important for your WordPress website?

Website speed is not just a number; it’s a crucial factor in determining the success of your WordPress website. For better or for worse, today’s web users have short attention spans. Research has shown that users are far more likely to click away from a website if it takes more than a couple seconds to load, which has an obvious impact on your website’s success as a marketing and sales tool.

Additionally, and as mentioned previously, search engines like Google use page speed as one of their ranking factors. A faster website enhances user satisfaction, boosts engagement, and ultimately leads to higher conversion rates.

Here are 10 of our favourite tools for testing your website’s speed and performance.


GTMetrix is a popular speed test tool that provides a comprehensive analysis of your website’s performance. It generates detailed reports, including PageSpeed and YSlow scores, and offers actionable recommendations to optimize your site. With GTMetrix, you can identify issues affecting your website’s loading speed, such as large images, unoptimized CSS, and JavaScript files.


  • Ability to see performance at-a-glance and track over time
  • Customizable slowdown alerts
  • Options for simulating loads on different devices and in different regions

Pingdom Website Speed Test

Pingdom is another popular tool that allows you to test your website’s speed from multiple locations worldwide. When you test your site, Pingdom’s tool returns a performance grade, as well as insights into the specific elements that may be slowing down your site. The tool also offers a waterfall breakdown of your site’s assets, helping you understand the loading sequence and identify potential bottlenecks.


  • Easy-to-understand website speed analysis and breakdown
  • More than 70 global polling locations
  • Uptime and speed monitoring options

WebPage Test

WebPage Test by Catchpoint is an open-source tool that lets you run speed tests using real browsers from multiple locations. This tool provides a detailed view of your website’s performance, including load times for the first visit as well as repeat visits. It evaluates how your site behaves on different devices and connection speeds, allowing you to optimize for a broader audience.


  • Options to test for site performance, Core Web Vitals, and other metrics
  • Ability to measure carbon footprint
  • In-depth metrics on select website components

Google PageSpeed Insights

Google sets the standard for how fast a website should be, so it’s no surprise that their own tool, Google PageSpeed Insights, is a powerful WordPress website speed test. It analyzes your website’s performance and provides clear suggestions for improvement. This tool not only assesses your website’s speed but also helps you identify opportunities to enhance mobile user experience. Using PageSpeed Insights to help improve your technical SEO can give you a competitive edge.


  • Easy-to-read Core Web Vitals results
  • Accessibility rankings
  • Actionable improvement suggestions for each performance metric

Sucuri Load Time Tester

Sucuri Load Time Tester is a tool that assesses your website’s speed from various locations across the globe. As website speed can vary based on geographical locations, this tool is useful for identifying potential regional performance issues. Sucuri is perhaps best known as a WordPress security plugin, and so offers valuable insight into your website’s security, allowing you to address issues that may be making your site both slow and vulnerable.


  • Quick, easy-to-use interface
  • Displays connection speeds in major urban centres around the world
  • Shows average response time and provides a grade


UpTrends is a versatile speed test tool that is aimed more specifically at ecommerce websites. UpTrends evaluates your website’s performance from different checkpoints worldwide, checking key metrics like load times, performance grade, and page sizing to help you understand how your site performs across the globe. It also provides data on your site’s response time at key points during the online ordering process, so you can address any weaknesses in your sales funnel.


  • Intuitive, easy-to-read interface
  • Integrated speed and uptime monitoring
  • Specific monitoring tools for API integrations


YSlow, an open-source testing tool developed by Yahoo, is a browser plugin that analyzes web pages and offers suggestions for improving performance. It grades your website based on various performance factors and provides actionable suggestions for fixes to help you enhance your WordPress website’s speed. By incorporating YSlow’s recommendations, you can optimize your WordPress website and provide a faster, more engaging experience for your users.


  • Choose between predefined testing rulesets, or apply your own
  • Tests across all major browsers
  • Provides additional tools for performance analytics

Yellow Lab Tools

Yellow Lab Tools’ speed test not only evaluates your WordPress website’s performance but also assesses its accessibility and use of web development best practices. It provides detailed reports with actionable recommendations, helping you enhance your site’s performance, accessibility, and adherence to web development standards.


  • Easily choose between simulated devices for each test
  • Advanced options for testing with cookies, authentication credentials, and proxy settings
  • Provides analysis about page speed as well as front-end coding

Contentsquare Speed Analysis

Contentsquare’s speed analysis product (formerly DareBoost) is an all-in-one speed test tool that offers a holistic view of your website’s performance, quality, and security. It provides insights into various speed and performance metrics, as well as advanced monitoring options to track your site’s performance over time.


  • Synthetic and Real User Monitoring
  • Key insights help you discover which optimizations will have the most impact on your bottom line
  • See how your site’s performance compares to your competitors

Site 24×7

Site 24×7 monitors your website’s performance in real-time, drawing on both synthetic and real user monitoring. Site 24×7’s continuous monitoring ensures that you stay informed about any issues affecting your site’s speed, allowing you to address them promptly.


  • More than 120 global locations to check site speed from
  • Full suite of website testing tools so you can get a complete picture of your WordPress website’s health
  • Compare your website with competitors

As the online landscape continues to rapidly evolve, speed is of the essence. Maintaining your website’s speed requires vigilant testing and monitoring to stay on top of vulnerabilities and inefficiencies in your code. WordPress website speed test tools are an important part of your web security toolbox, and can serve as a valuable addition to your website monitoring plugin.

Whether it’s safeguarding your WordPress website from cybersecurity threats or optimizing its speed and performance, the team of experts at WordZite is ready to assist you. To learn more or to get help with a website performance issue, contact us today.