Page Load Time (Load Time) First Contentful Paint (FCP) First Meaningful Paint (FMP) Speed Index Time to Interactive (TTI) Time to First Byte (TTFB) Total Blocking Time (TBT) Cumulative Layout Shift (CLS) DOM Content Loaded (DOMContentLoaded) Onload Event Resource Loading Times Render Start Time Network Timings Time to Last Byte (TTLB) Resource Size Cache Hit Rate Error Rate Mobile Performance Metrics Conversion Rate