diff --git a/docs/product/performance/web-vitals/index.mdx b/docs/product/performance/web-vitals/index.mdx index 645561443cb11..d0618f37aae26 100644 --- a/docs/product/performance/web-vitals/index.mdx +++ b/docs/product/performance/web-vitals/index.mdx @@ -78,6 +78,12 @@ At the center of the **Page Overview**, Web Vital p75 values and scores are disp **Performance Score** is a rating from 0 to 100 that summarizes the perceived performance of your web application. Page loads and Interactions on your web application are scored based on their **Web Vitals**. Each **Web Vital** is given a rating from 0 to 100 through a [Log-Normal Distribution](https://www.desmos.com/calculator/o98tbeyt1t), which is then weighed and aggregated by page and overall for your entire web application. +The overall **Performance Score** of your web application is the weighted average of your **Page Load** and **Interaction** scores. If your web application has far more Page Load scores than Interaction scores, your overall **Performance Score** will be biased towards Page Loads, and vice versa. An equal number of Page Load and Interaction scores produces an overall **Performance Score** comprised of a 50/50 average. + + +Performance Scores are currently only supported on desktop web browsers. + + A **Page Load Performance Score** is comprised of up to 4 individual **Web Vital** components found on each event. The default weights and rating thresholds for each **Web Vital** can be found in the table below. | Page Load Web Vital | P90 (Good) | P50 (Meh) | Weight | @@ -99,10 +105,8 @@ An **Interaction Performance Score** is based off a single **Web Vital** compone | --------------------------------------------------------------- | ------------------------------------------------------ | ------------------------------------------------------ | ------ | | [Interaction to Next Paint](/product/performance/web-vitals/web-vitals-concepts/#interaction-to-next-paint-inp) (INP) | [200ms](https://www.desmos.com/calculator/jaqxodpx8d) | [500ms](https://www.desmos.com/calculator/jaqxodpx8d) | 100% | -The overall **Performance Score** of your web application is the weighted average of your **Page Load** and **Interaction** scores. If your web application has far more Page Load scores than Interaction scores, your overall **Performance Score** will be biased towards Page Loads, and vice versa. An equal number of Page Load and Interaction scores produces an overall **Performance Score** comprised of a 50/50 average. - -Performance Scores are currently only supported on desktop web browsers. +For an interaction to be considered an INP candidate, it must have a latency of at least [40ms](https://github.com/GoogleChrome/web-vitals/blob/v3.5.2/src/onINP.ts#L209). ## Opportunity