comScore Reports December Mobile Subscriber Market Share

comScore, Inc. SCOR today released data from the comScore MobiLens service, reporting key trends in the U.S. mobile phone industry during the three month average period ending December 2010. The report ranked the leading mobile original equipment manufacturers (OEMs) and smartphone operating system platforms in the U.S. according to their share of current mobile subscribers ages 13 and older, and reviewed the most popular activities and content accessed via the subscriber's primary mobile phone. The December report found Samsung to be the top handset manufacturer overall with 24.8 percent market share, while RIM RIMM led among smartphone platforms with 31.6 percent market share. For the three month average period ending in December, 234 million Americans ages 13 and older used mobile devices. Device manufacturer Samsung ranked as the top OEM with 24.8 percent of U.S. mobile subscribers, up 1.3 percentage points from the three month period ending in September. LG ranked second with 20.9 percent share, followed by Motorola MMI (16.7 percent), RIM (8.5 percent) and Nokia NOK (7.0 percent). 63.2 million people in the U.S. owned smartphones during the three months ending in December 2010, up 60 percent versus year ago. RIM led the ranking with 31.6 percent market share of smartphones, while Google GOOG Android maintained the #2 position with 28.7 percent, up 7.3 percentage points versus September. Apple AAPL accounted for 25.0 percent of smartphone subscribers (up 0.7 percentage points), followed by Microsoft MSFT with 8.4 percent and Palm with 3.7 percent.