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© 2014 SOASTA. All rights reserved. May 19, 2015 1 CONFIDENTIAL – Not for Distribution
Kristian Sköld
conversion
design usability
A/B testing
SALE!!!
ads
SEO/SEM social marketing
80% unlikely to come back
with 30% more speed
Increase of 400ms causes 5-9% increase in user abandonment
2008
A reduction in Page Load time of 5s increased site conversion 7-12%!
2009
2012
Up to 2% conversion drop for every additional second
Is that so?Heard it before…
don’t think it works for us….
We don’t have performance issues!
1s faster page load
= ???
2015 Insert your logo here
How fast are we?
Insert your logo here 2015
5.18 seconds
Load Time Distribution
1 2 3 4 5 6 7 8 9
Load Time Distribution
bounce rate
1 2 3 4 5 6 7 8 9 0
25
50
75
100 %
26% 21%
ê24%
1 2 3 4 5 6 7 8 9
Load Time Distribution
conversion rate
0
2
4
6
8 %
3.2% 4.5%
41% é
1 2 3 4 5 6 7 8 9
Load Time Distribution
order value
0
10
20
30
40 €
19.8 27.2
37% é
1 2 3 4 5 6 7 8 9
Load Time Distribution
session length
0
2
4
6
8
7 8
14% é
1s faster page load =>
bounce rate -24% conversion rate +41%
order value +37% session length +14%
???
Insert your logo here
Currently
What if: 1s faster
What if: 2s faster
© 2014 SOASTA. All rights reserved. May 19, 2015 24 CONFIDENTIAL – Not for Distribution
1s faster Home page median
Conversion improved by roughly 10%
How to make the secret sauce
There is a book
by Steve Souders
80-90% of the time is spent on the front-end
server
front-end
Google PageSpeed Insights
SPOF AHEAD
Chrome Extension SPOF-O-MATIC
shows Single Point Of Failure
3rd party content
#WebPerf Making the web a faster place
Follow this
