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GTmetrix is a free tool to test and monitor your page's performance. Using Lighthouse, GTmetrix generates scores for your pages and offers actionable recommendations on how to optimize them.
GTmetrix displays the calculated Speed Index in seconds, with a lower time representing a faster loading webpage. SI thresholds are, as follows: Good - nothing to do here = SI of 1311 milliseconds or less. OK, but consider improvement = SI between 1311 and 1711 milliseconds.
GTmetrix Reports can tell you exactly how fast your page loads, why it's slow, and how to fix it. Assess Web Vitals and other Lighthouse metrics. See how your page loads with our Speed Visualization. Reveal optimization opportunities to improve performance.
Nov 16, 2020 · At the top of the Summary Tab is our Speed Visualization, an intervaled capture of your page load, with flags that mark your various Performance Score metrics as your page loads. This gives you more context on the metrics in relation to what your visitors actually experience .
Feb 23, 2017 · Uncover performance insights so you can make your site as fast as it can be with GTmetrix. Here’s a quick list of resources to get you on your way to optimization. 1) Learning the Basics. 2) Understanding the Report. 3) Tracking Performance. 4) Getting Started with PRO.
Aug 2, 2017 · Naturally, the speed at which your user connects to your website determines how fast it loads. GTmetrix and WebPagetest both offer the ability to throttle connections to simulate the different types Internet connections your users may have.
Each URL paired with Analysis Options (location, device, connection speed, etc.) having monitoring enabled (hourly, daily, etc) would consume one monitored slot. Take an inventory of the number of URLs and scenarios you intend to monitor, and select a PRO plan that suits your needs.
Learn more about GTmetrix or general site speed optimization in our FAQ. You must have JavaScript enabled to use GTmetrix GTmetrix requires JavaScript to function properly.
Apr 22, 2021 · Key Takeaway. In general, all tools have differences in hardware, connection speed, locations, screen resolutions, and test methodology. GTmetrix uses a real browser to load your page with an Unthrottled Connection using our specific hardware and test options.
Our previous Timings and PageSpeed/YSlow Tabs are now replaced with Performance and Structure Tabs respectively. The Performance Tab replaces the Timings Tab, detailing your Lighthouse metrics and Browser Timings. The Structure Tab replaces the PageSpeed/YSlow Tabs, detailing the Lighthouse and Custom GTmetrix audits.
