Google Core Web Vitals | What They Are How To Improve Them [2023]

Guide for improving Google Core Web Vitals

We all know that Google is the most popular and always looking for ways to improve users’ experience with their search engine. Recently, Google introduced Core Web Vitals to allow webmasters and digital marketers to better measure and improve a website’s performance.

A satisfied user experience is one of the keys to successful businesses. No matter what niche you are in, optimising and improving your website is important. Core web vitals test plays an important role when it comes to the page experience score of Google.

In this article, we’ll cover what Core Web Vitals are, why they are important, and how you can improve your website’s performance.

What Are Googles Core Web Vitals?

Core Web Vitals are a set of user-centred metrics that Google uses to evaluate the performance of websites. They are designed to measure how fast a website loads, how quickly users can interact with it, and how stable it is. 

The Three metrics that makeup Web Core Vitals:

  • Largest Contentful Paint (LCP)
  • First Input Delay (FID)
  • Cumulative Layout Shift (CLS)

Where Can You Find Your Website Core Web Vitals?

Learning how to find website core web vitals

Core Web Vitals can be measured with several tools that can help you gauge your website’s performance. Both of the best tools are Google’s own and free. 

The quality of experience that you are delivering to your target audience must be on top of your list. Businesses need to focus on important metrics, the core web vitals.

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Google Search Console

To access Google Core Web Vitals with Search Console, you can follow these steps:

  1. Go to the Google Search Console website and log in with your Google account.
  2. Select the website for which you want to view the Core Web Vitals report.
  3. In the left-hand menu, click on “Core Web Vitals” under “Enhancements.”
  4. You should now see a report showing your website’s Core Web Vitals performance. The report provides details on the three Core Web Vitals metrics – Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS). It also shows how your website is performing in relation to these metrics, indicating whether they are “good,” “needs improvement,” or “poor.”
  5. You can click on each metric to see more detailed information and specific URLs on your website that are affected by the metric.
  6. In addition to the Core Web Vitals report, Search Console provides other reports to help you improve your website’s overall performance. For example, you can view the “Mobile Usability” report to see how mobile-friendly your website is, and the “Page Speed Insights” report to get more detailed performance metrics and suggestions for improvement.

Page Speed Insights

Another valuable tool is s PageSpeed Insights, a free service from Google that can analyze your website’s performance and provide recommendations for improvement.

To access Core Web Vitals with PageSpeed Insights, you can follow these steps:

  1. Go to the PageSpeed Insights website and enter the URL of the page you want to analyze in the search bar.
  2. Click on the “Analyze” button to start the analysis.
  3. After completing the analysis, you will see a scorecard summarising your page’s performance. This includes your page’s Core Web Vitals performance and other performance metrics such as First Contentful Paint, Time to Interactive, and Total Blocking Time.
  4. To see more detailed information about your page’s Core Web Vitals performance, scroll down to the “Core Web Vitals” section of the report. Here you will find detailed metrics and graphs for Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS).
  5. The report guides how to improve your Core Web Vitals performance and other performance metrics. It recommends optimising your page for better user experience and search engine visibility.

Why Are Core Web Vitals Important?

Core Web Vitals are crucial for a couple of reasons. Firstly, they are part of Google’s algorithm for ranking websites, which means that sites with better Core Web Vitals performance are more likely to rank higher in search results. 

Secondly, they have a direct impact on the user experience. If your website’s Core Web Vitals performance could be better, it can result in frustrated users who may leave your site and never return.

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What is the Largest Contentful Paint (LCP)

Learning about largest contentpul paint or LCP

Largest Contentful Paint (LCP) is a Core Web Vital that measures how long it takes for the most significant piece of content on your website to load. This can be anything from an image to a video or a block of text. Google recommends that the LCP should occur within 2.5 seconds of when the page first starts loading.

It’s very important for businesses to improve their LCP or largest contentful paint. To get better results, you need to start checking everything and make sure that the entire loading process is smooth and doesn’t take long.

What is First Input Delay (FID)

Another Core Web Vital to keep an eye on is First Input Delay (FID), which measures how quickly your website responds to a user’s first interaction, such as clicking a button or entering text into a form. Google recommends that the FID should be less than 100 milliseconds.

What Do FID Measures?

FID measures the time between a user’s first interaction with a page and the browser’s response to that interaction. This metric is critical because it measures how quickly your website responds to user input, which is essential for delivering a positive user experience.

What is Cumulative Layout Shift (CLS)

Finally, there’s Cumulative Layout Shift (CLS), which measures the amount of unexpected layout shift that occurs while loading a page. This can happen when a user is trying to click a button or read text, and the layout suddenly shifts. Google recommends that the CLS should be less than 0.1.

What Does CLS Measure?

CLS measures how much the layout of a page changes as it loads. This metric is important because unexpected layout shifts can be frustrating for users, particularly if they are trying to interact with your website.

Additional Performance Metrics

While the Core Web Vitals metrics are important, they are not the only metrics you should monitor. Other important performance metrics include:

  • Time to First Byte (TTFB): measures the time it takes for a user’s browser to receive the first byte of data from your server.
  • Total Blocking Time (TBT): measures the amount of time the browser is blocked from responding to user input.
  • Speed Index: measures how quickly the contents of a page become visible to users.

Improving Your Website with Core Web Vitals

Learn How To Learn How to Improve Your Website With Core Web Vitals

Now that you understand Core Web Vitals and why they are important, you might wonder how you can improve your website’s performance. Here are some tips:

  1. Optimise Images: Compressing and properly sizing images can help reduce LCP times.
  2. Use a Content Delivery Network (CDN): A CDN can help reduce TTFB by serving your website’s content from a server closer to the user.
  3. Minimize JavaScript and CSS: Too much JavaScript and CSS can increase FID and TBT times.
  4. Eliminate render-blocking resources: Removing render-blocking resources can help reduce TBT times.
  5. Reduce Third-Party Code: Third-party code can increase CLS times, so it’s important to include only the essential code.

Focusing on these areas can improve your website’s Core Web Vitals performance and provide a better user experience.


In conclusion, Google’s Core Web Vitals are a set of performance metrics designed to help website owners and digital marketers improve their website’s performance. By optimising your website for these metrics, you can not only improve your search engine rankings but also provide a better user experience.

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