An Explanation of Time to First Byte
Time to First Byte is not necessarily part of the Core Web Vitals but it is an incredibly valuable site speed metric that we can learn a lot from. Definition of Time to First Byte TTFB is measured in seconds, and is the time that it takes to request information from the server and send […]
An Explanation of First Input Delay
First Input Delay is a Google metric that forms part of the Core Web Vitals. As part of the Page Experience Algorithm Update, this is likely to become a ranking factor later in 2021. Definition of First Input Delay FID is measured in milliseconds (ms) and is the time from when a user first interacts […]
An Explanation of Total Blocking Time
Total Blocking Time is one of six metrics that website owners can find in the Performance section in Lighthouse, it is not necessarily part of the Core Web Vitals, but we can learn a lot from it. Definition of Total Blocking Time TBT is measured in milliseconds (ms) and assess how responsive your website is to […]
An Explanation of Cumulative Layout Shift
Cumulative Layout Shift is a Google metric that forms part of the Core Web Vitals. As part of the Page Experience Algorithm Update, this is likely to become a ranking factor later in 2021. Definition of Cumulative Layout Shift CLS is a calculation of how many unique and unexpected layouts shift on the page upon […]
An Explanation of First Contentful Paint
First Contentful Paint is one of six metrics that website owners can find in the Performance section in Lighthouse, it is not necessarily part of the Core Web Vitals, but we can learn a lot from it. Definition of First Contentful Paint FCP is how much time it takes for the browser to render a […]
An Explanation of Largest Contentful Paint
Largest Contentful Paint is a Google metric that forms part of the Core Web Vitals. As part of the Page Experience Algorithm Update, this is likely to become a partial ranking factor later in 2021. Definition of Largest Contentful Paint LCP is measured in seconds and is a record of the amount of time that […]