4. One in four people abandons
surfing to a website if its page takes
longer than four seconds to load.
20/12/2012
4
Source: http://blog.kissmetrics.com/loading-time/?wide=1
5. When Google reduced
the average size of their
Google Maps page from
20/12/2012
100kb to 70-80kb, traffic
to the service went up
10% in its first week and
25% in the following
three weeks. 5
http://www.websiteoptimization.com/speed/tweak/psychology-web-performance/
6. Gomez revealed the correlation
between lack of visitor loyalty and
increasing page response time.
20/12/2012
6
7. Microsoft’s Bing and Google
conducted study to measure the
impact of delay on performance.
20/12/2012
7
8. When eCommerce site
Shopzilla improved their
average page load by
20/12/2012
four seconds, their
pageviews went up by
25% and their
conversion rate went up
around 7-12%. 8
http://www.scribd.com/doc/16877317/Shopzillas-Site-Redo-You-Get-What-You-Measure
