Blackberry Gains Market Share as iPhone's Slips

Apple's iPhone, a new model of which is widely expected this summer, took 19.2 percent of the U.S. market for smart-phones sold in the first quarter of 2008, according to research firm IDC's vendor survey. That was down from 26.7 percent of smart-phones sold in the fourth quarter of last year, which included the holiday shopping season. Much of the slack was picked up by Research In Motion's BlackBerry, which took 35.1 percent of the market in the fourth quarter and then 44.5 percent in the first. IDC analyst Ramon Llamas said the BlackBerry is now strong in the "prosumer" segment, as RIM has successfully widened the appeal of the device beyond the professionals who have been its core customer group.

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