Results for Q4 2011 Smartphone Sales in the US are Here 37 by Christine Torralba 2 years ago 0 Despite the fact that the US smartphone market is thickly populated by Android, Apple’s own iOS platform was able to regain some of its losses in the recently concluded quarter. Based on data collected by statistical firm Nielsen, the 44.5% of consumers who bought a smartphone between October and December chose an iPhone. Prior to the iPhone 4S launch in October, iPhone only had a ranking of 25.1%. Alarmingly, 57% purchased the iPhone 4S when it first came out in the market. As of this writing, Android still holds the commanding lead over iOS, standing at 46.3% US smartphone users….