For those who don’t know, Core Web Vitals is a set of performance metrics can highlight aspects of web page development that affects the User Experience. In 2021, Google will be making Core Web Vitals ranking factors a part of the Page Experience Update.

Basically, score values change depending on how users interact with web pages. If events that occur on those pages occurs faster, you will achieve better scores.

These metrics are graded according to these three outcomes

  • Good
  • Needs Improvement
  • Fail

Over at Search Engine Land, Detlef Johnson has written up a guide about what you need to know about the latest set of key user experience metrics for Web Developers.

To read the full guide, check out the post over at Search Engine Land over here.