The April
2010 AdMob Mobile Metrics Report show that Android OS had its greatest
concentration of unique devices in North America (75 percent) in April
2010, followed by Asia (12 percent) and Western Europe (11 percent).
iPhone OS devices are more broadly distributed worldwide, but also had
its greatest concentration in North America (49 percent), followed by
Western Europe (28 percent) and Asia (14 percent).
In the US there was a 2 to 1 ratio of iPhone OS devices to Android OS
devices, worldwide that ratio expanded to 3.5 to 1. In AdMob's network
there were 8.7 million unique Android OS devices and 10.7 million unique
iPhones in the United States in April 2010. But when non-phone devices
running the iPhone OS - the iPod touch and iPad - are the number of
unique devices jumps to 18.3 million in the US. Worldwide there were
11.6 million unique Android OS devices, 27.4 million unique iPhones and
40.8 million unique iPhone OS devices.
Highlights from the April 2010 AdMob Mobile Metrics Report include:
- The top five countries with the most unique iPhone OS devices
were the United States (44 percent), United Kingdom (nine
percent), France (six percent), Canada (five percent), and
Japan (four percent). - Over the past 12 months, unique
iPhone OS device growth was
strongest in Asia (474 percent), followed by Oceania (367 percent)
and Western Europe (269 percent). - The top five
countries with the most unique Android OS devices
were the United States (75 percent), China (eight percent),
United Kingdom (three percent), France (two percent), and
Germany (two percent). - There were more Android
devices than iPhones in China in
April 2010 in the AdMob network. The top three Android devices in
China were the HTC Hero, HTC Magic, and HTC Dream.
AdMob stores and analyzes handset and operator data from every ad
request in its network of more than 23,000 mobile Web sites and iPhone,
Android, webOS, and Flash Lite applications to optimize ad serving.
Each month, the AdMob Mobile Metrics Report aggregates this data to
provide insights into major trends in the mobile ecosystem. AdMob
defines a unique user as an individual device that has sent at least one
ad request to the AdMob network in a given month. See additional detail
on the methodology of the report at http://metrics.admob.com/2009/10/placing-admob-metrics-in-context/.