As part of my participation in How to Join The Data Geek Challenge.
Source of data: http://en.wikipedia.org/wiki/Mobile_operating_system – Graph: Gartner: World-Wide Smartphone Sales (Thousands of Units)
All platform sales/quarter since Q1 2007:
Android is the top selling platform, without any doubt. And in the last quarter, Windows Phone took the third place from Blackberry (RIM).
Top 4 platforms (Android, iOS, Windows Phone and Blackberry) in relation to the total sales of smartphones:
Very easy, fast and fun to generate these graphics with SAP Lumira!
Checking the data we can see that Apple have some peeks every time they announce a new iPhone and that the smartphone business belongs to Android.
The SAP Lumira file is available to download at https://docs.google.com/file/d/0B8L2ND4FV32cYXNfOC1wQ3N4MDg/edit?usp=sharing