According to recent Nielsen survey showed that by July 2011, the United States in the Smartphone market 40% users are using the Android operating system, users who use the iOS system with a 28% ratio. And in October 2010, iOS and Blackberry OS smartphone market share of respectively and 27.9% shows the first and second, Android Smartphone market share was only 22.7%. Judging from this figure, nearly a year's time, Android's growth is very rapid.

2010 United States market share of the Smartphone

2011 United States market share of the Smartphone

According to the Nielsen survey, in 2012, intended to replace the mobile phone users, nearly one-third of users indicated that they would consider the iPhone, and Android expectations reached one-third. And for those who are ready to purchase the first smart phone user, Android has become their best choice, 40% users say its first smart-hand opportunity to consider Android system products, and iOS falls into the Leeward, only users who 32% first smart hand an opportunity to consider buying iPhone.

IOS back seat Android in the United States market advantage

Google acquisition of Motorola's mobile already has for some time now, not sure yet what will use Android in September and October's stunning performance to attract more support, but from the United States market, Google seems to have had a head start.