Goal: being interactive in under 5 seconds
Duplicate of Web - Timeline of a page load (Page Speed|Page Latency).
Mobile web speeds matter.
One of the most important and basic metric that defines the performance of a website is Page Load time (perceived vs actual).
Pick a measurement tool (like Rigor, Lighthouse or PageSpeed Insights) and stick with it. Trends are more important than exact numbers.
There are two numbers representing two different approaches how to measure the page load time:
The DOMContentLoaded event is the blue line.
HTTP request phase:
Load performance audits look at:
In Chrome:
Average speed of mobile internet. (Mbps) - (SpeedTest)