New York - Apple's (NASD: AAPL) iPhone accounted for 19.2% of U.S. smartphone sales during the first quarter of 2008, down from 26.7% in the fourth quarter of last year, while rival Research in Motion's (NASD: RIMM) BlackBerry saw market share rise from 35.1% in the fourth quarter to 44.5% in the first, the Associated Press reported, citing a vendor survey conducted by market research firm IDC.

In third place was Palm, which took 13.4% of sales in the first quarter -- up from 7.9% in the fourth quarter, while Samsung held fourth place, with 8.6% of the first quarter smartphone market.

Related Links:
http://snipurl.com/2c3wv (AP)

http://www.idc.com