- Akamai & Forrester : 5 seconds to load, 20% of people bailing out
- Shopzilla raised its revenues of ~10% by stepping down from 7s to 2s loadtime
- Yahoo : +400 ms, 5 to 9% traffic loss and Google : +500 ms, -20% traffic
- Amazon : +100 ms, -1% sales
- Interrogated users claims that 2 seconds is fair, 4s is too much
- 52% of visitors consider speed an essential criteria for returning to a site
- In 2010, 75% of visitors won’t come back if the site is slow (64% in 2006)
- Speed directly influence your SEO & SEM efficiency
- 60% of visitors go away if a page load in more than 6 seconds on vid.stream…
- Google webmaster tools report site loading in more than 1.5s as “slow”
- A recent study shows on a site, after optimization, a site visitor see 33% more pages, and raised it’s average billing from 54 to 94$
- Another study show 70% of revenue come from the fastest visits
- Etc…