Time to Interactive
‘Time to Interactive’ is a very common but non-standardized UI metric that represents the time when a website is ready for user interaction. Here, ‘user interaction’ means when a user can provide an input in…
Largest Contentful Paint
Largest Contentful Paint or LCP is one of the important metrics in UI Performance Testing. It provides the time when the largest element of the web page is loaded in the browser and ready to consume…
First Meaningful Paint
First Meaningful Paint or FMP measures the visible time of the primary content of a website. It is the time when the bigger content of the website is visible to the end-user and gives a…
First Contentful Paint
First Contentful Paint or FCP is one of the important metrics in UI Performance Testing. It provides the time when the browser renders the first bit of content like text, image, non-white canvas etc. It gives…
Total Blocking Time
Total blocking time defines as the sum of all the long tasks (=Long Task processing Time – 50ms) between First Contentful Paint and Time To Interactive period which blocks the main thread and prevents the…
First Paint – UI Metric
First Paint is a UI Metric denotes the time when the browser renders the very first pixels to the screen. In simple words, it refers to the time at which the first pixel renders on a…