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Page speed insights download#

Getting a top score in Lighthouse doesn’t necessarily mean a user commuting home from work with a 3G connection will experience fast loading times. A URL could score highly in other tools like Lighthouse or WebPageTest that only run synthetic analysis but the reality is people access the internet on lots of device types, with different speeds and inconsistent network conditions. PageSpeed Insights is the best source of information for how people are actually experiencing your site.

If you need to share a link to a report.

If you don’t like opening Chrome developer tools to run audits.

To get a true understanding of loading times users experience on your site.

Such a rich source of knowledge as the CrUX can be utilized to fine-tune your site for your audience on all devices and improve speeds across the board. The data is then made available via PageSpeed Insights and Google BigQuery.ĭevelopers building websites on big screens often overlook how their site will load on mobile. These settings are enabled by default so if you use Chrome, then your browsing is contributing to the CrUX dataset, which means right now you are feeding information to Google about. CrUX collects its data from people who have opted-in to syncing their browsing history and have usage statistic reporting enabled. The CrUX is a public dataset of real user experience data on millions of websites and contains qualitative dimensions about the user experience like device and connection types. The real-world data used by PageSpeed Insights comes from the Chrome User Experience Report. Lighthouse measures other things on top of performance but can only do so with lab data under consistent conditions so may not be a true reflection on the speed of your site because no two users ever experience the same conditions.

Accessed through developer tools in ChromeĪs mentioned, PageSpeed Insights focuses entirely on performance and uses a mix of lab and real world data to build a comprehensive report on the speed of a website with metrics like Web Vitals.

This means developers can get the same recommendations from all of the Google tools they use and will be better placed to action the items slowing their sites down. As Lighthouse audits performance, Google decided to make Lighthouse the performance analysis engine of PageSpeed Insights. Lighthouse is an open-source automated tool for analyzing various aspects of a web page like Performance but also additional items like SEO and Accessibility. Confusion made it hard for developers to understand the data and the optimizations they needed to make. This led to inconsistent results because the scores in PageSpeed Insights vs Lighthouse vs TestMySite were always different. Historically, PageSpeed Insights used an analysis engine that was different from other tools provided by Google. Lighthouse measures additional things on top of performance but only uses lab data without any real world examples to correlate the findings. The main differences are that PageSpeed Insights focuses on performance metrics and uses lab data complemented with real-world data experienced by users on your website to support the analysis. This guide explains the background to both tools, the differences between them and when to use each one. Trying to decide which one you should audit your site with can be confusing. back to defaced.PageSpeed Insights and Lighthouse are Google tools to measure performance of web pages. Send me an email via or you can find me on Twitter at more fun projects checkout the v homepage. Support the new version of PageSpeed Insights. In these instances a notice is displayed and by simply hitting cancel and analyze the Chrome Extension will be able to do its magic.

If you visit PageSpeed Insights via a link that already contains an URL, the Chrome Extension cannot intercept the data quick enough.

If my fun web experiments brighten your day, my tools save your bacon, or you simply want to say thanks for the work that goes into SEOslides.page, consider supporting me on Ko-fi by buying me a coffee.Įven a small amount will go a long way to covering the costs of running and maintaining my projects. Usage DownloadĪvailable as a Chrome Extension.

Page speed insights download#

If you download your report data before and after any changes you make to your site it's then trivial to drag and drop both files into the Lightouse CI Viewer for a really detailed breakdown comparing the two reports.

With easy access to download your report data, you can drag-and-drop the files straight on to the Lighthouse Viewer to see the report at any time.