13. KPI’s on Load Time
Time to First Impression
Time to onLoad Event
Time to Fully Loaded
14. KPI’s on Resources
Total Number of Requests
Total Number of HTTP 300s/400s/500s
Total Size of Web Site
Total Size of Images/CSS/JS
Total Number of XHR Requests
15. KPI’s on Network Connections
DNS Time
Connect Time
Server Time
Transfer Time
Browser HTTP
Wait Time IE 6,7 2
IE 8 6
Firefox 3+ 6
Chrome 4+ 6
iPhone 4 4
Opera 10.5+ 8
Number of Domains / Single Resource Domains
16. Good OR Bad
Time to First Impression Time to onLoad
great < 1s great < 2s
acceptable < 2.5s acceptable < 4s
slow > 2.5s slow > 4s
Time to Fully Loaded Total Number of Requests
great < 2s great < 40
acceptable < 5s acceptable > 40 and < 100
slow > 5s bad > 100
