36 percent of iPhone 4S users have switched from alternative platforms according to Consumer Intelligence Research Partners (CIRP)
50 percent of iPhone 4S users switched from BlackBerry to Apple's device, according to research by Consumer Intelligence Research Partners (CIRP).
CIRP surveyed 6,316 technology buyers about their gadgets, including which mobile phone they were using. The company then extracted responses from those who bought an iPhone in October, November or December 2011.
CIRP discovered 36 percent of all iPhone users made the jump from BlackBerry, Android and WebOS, with BlackBerry taking the lion's share of 18 percent.
39 percent of those moving previously owned an Android phone, while 10 percent switched from Palm.
43 percent of those who switched devices already owned an Apple handset, but decided to upgrade to the company's newest model.
In total, the iPhone 4S accounted for 89 percent of all Apple owners who took the poll.
When asked which particular model the Apple fans were using, 21 percent toted the 64GB model.
CIRP co-founder Josh Lowitz commented, 'iPhone started to take more sales from other smartphones, with 36 percent of buyers upgrading from an Android, Blackberry, or Palm, compared to 18 percent at launch.'