According to research firm NPD Group, Apple has passed up Samsung and LG to become the #1 selling US handset brand in the fourth quarter of 2011. Between the iPhone 3GS, iPhone 4 and iPhone 4S, the iPhone accounted for 43% of the US smartphone market, even though Android's market share increased to 48%.
Combined, iOS and Android devices accounted for over 90% of US sales, leaving Blackberry, Windows Phone and other mobile OSs under 10%.
The NPD went on to say that 57% of first time US smartphone buyers go with an Android device, while only 34% of first time buyers purchased iPhones...