Pagespeed Insights is a free online tool from Google that helps web developers and webmasters analyze and improve the performance of their websites. The tool evaluates a website on both desktop and mobile devices, and provides detailed reports on different aspects of the page's performance.
How does Pagespeed Insights work?
Pagespeed Insights uses Google Lighthouse to evaluate a website. When you enter a URL, the tool runs through various tests and analyzes how the page performs relative to web performance best practices. It yields a score between 0 and 100, where a higher score indicates better performance.
Key features and reports
Speed score:
The tool provides two separate scores: one for mobile and one for desktop. These scores are based on factors such as load time, interactivity, and visual stability.
Optimization suggestions:
Pagespeed Insights offers concrete suggestions on how you can improve your website's performance. This can include optimizing images, minifying CSS and JavaScript, and using browser caching.
Field data:
In addition to synthetic tests, Pagespeed Insights also provides "Field Data" based on real users' experiences, drawn from the Chrome User Experience Report (CrUX). This gives a more accurate picture of how your website performs under real-world conditions.
Diagnostics and audits:
The tool includes detailed audits to help you identify specific problem areas. For example, it can point to long render-blocking resources or large DOM sizes.
Why use Pagespeed Insights?
Having a fast and efficient website is crucial for both user experience and SEO. Slowly loading pages can lead to higher bounce rates and lower rankings in search results. By using Pagespeed Insights you can identify and fix performance issues, leading to a better overall experience for your users and potentially higher rankings on Google.
Pagespeed Insights is an essential tool for anyone who wants to ensure their website delivers an optimal user experience. With its detailed analyses and practical suggestions, you can easily improve your site's performance.