Core Web Vitals are applied to all web pages and considered as the subcategory of the Web Vitals. They are surfaced across all Google tools, therefore, must be measured by all site owners. From May 2021, it has become a ranking signal.
So, let’s look at the top 8 core web vitals that are important in 2021.
Largest contentful paint: It accurately measures how fast a web page can be used, therefore, chosen as a key metric for the Core Web Vitals score. Right now, the ideal LCP is 2.5 seconds or less.
First input delay: It is the total amount of time that it takes for a web page to become interactive. Here, the average time is less than 100 ms.
Visual stability: It is also called cumulative layout shift as it provides the number of unexpected layout shifts in a web page’s visuals. The measurement is even less than 0.1.
Mobile-friendly: The sites that are not mobile-friendly face a huge loss of traffic, as the users are no longer a “desktop-or-die”. It can negatively impact the Core Web Vital metrics if you will not have a mobile-friendly website.
Safe browsing: If your website will not be safe, your customers will not feel comfortable. So, it should be safe, otherwise, will be affected.
HTTP’S: It safeguards the confidentiality of the users as well as the website. You should always be ensured that your website is secure. If your website will not be secured, different users will avoid visiting your site.
No intrusive interstitials: It usually blocks the content on the web page and users face an impoverished experience. It simply means that your website will be negatively affected.