Windows 7 Overtakes XP Globally
Written by Janet Swift   
Friday, 14 October 2011

It has taken until this month for Windows 7 adoption to outstrip Windows XP when you consider worldwide trends.

 

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Windows 7 has finally become the dominant desktop operating system and is now installed on 40% of client computers worldwide. This outcome, shown in the StatCounter chart below, is based on aggregate data on a sample exceeding 15 billion pageviews per month collected from across the StatCounter network of more than 3 million websites, 

 

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This chart covers the period from October 2009, shortly after Windows 7 became available and indicates the way in which has replaced Windows XP, which in still installed on 39% of client machines, and Windows Vista, now only on 11%.

It will, however, take a while longer for Windows 7 to enjoy the same global market share as Windows XP, which according to StatCounter data, peaked at 77% in December 2008. Vista, by contrast, never managed to do better than the 24% it achieved in October 2009 before its share began to be eroded by Windows 7.

 

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In the most affluent countries the picture is little different. For example, in the United States, where Windows 7 overtook XP in April 2011, it now has a 41% share. In the United Kingdom Windows 7 became the dominant OS in January 2011 and now has 42% of the client base.

If you are interested in other regions then you can use the StatCounter interactive tool to chart data for operating systems.

More Information:

StatCounter

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Last Updated ( Saturday, 15 October 2011 )