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Web vitals

Web Vitals are used in delivering the best user experience on the web. There are a number of tools over the years to measure and report on performance. Web Vitals aims to focus on the metrics that matter the most i.e., Core Web Vitals.

Core web vitals

Core Web Vitals are the subset of Web Vitals. The metrics that make up Core Web Vitals will evolve over time. The current set for 2020 focuses on three aspects of the user experience - loading, interactivity, and visual stability. Below are the three important metrics we should focus in order to provide great user experience.

Improve your web core vitals score for your website to get better user experience.

Major core web vitals

Below are the major Core Web Vitals used for the great user experience and overall performance of the website.

Largest Contentful Paint (LCP)

LCP measures loading performance. To provide a good user experience, LCP should occur within 2.5 seconds of when the page first starts loading.

First Input Delay (FID)

FID measures interactivity. To provide a good user experience, pages should have a FID of 100 milliseconds or less. Some of the google tools use TBT instead of FID.

Cumulative Layout Shift (CLS)

CLS measures visual stability. To provide a good user experience, pages should maintain a CLS of 0.1. or less.

Tools used to measure and report Core Web Vitals

Since all these metrics are very important, all the popular Google tools used to measure these metrics. This includes Lighthouse, PageSpeed Insights, Search Console, web.dev's measure tool, the Web Vitals Chrome extension

1. Lighthouse

2. web.dev

3. Google search console

4. Page speed insights

5. Web vitals chrome extension

Page experience ranking video

Read Next Blog: How to improve Web Core Vitals ➞

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