July 19, 2012 at 2:06 PM ET
Android and Apple devices dominate in smartphones, with nearly 80 percent of the worldwide market combined in the first quarter of this year, according to research firm Gartner. Nokia and Research In Motion were the big losers, their shares dropping sharply from a year earlier.
Companies making Android devices include Samsung, HTC and Motorola Mobility, which Google now owns. Samsung also makes phones using its Bada system.
Here are the worldwide smartphone unit sales and market share in the first quarter of 2012, by operating system, according to Gartner:
Android (Google): 81.1 million units, 56.1 percent share (36.4 percent a year earlier)
iOS (Apple's iPhone): 33.1 million units, 22.9 percent share (16.9 percent a year earlier)
Symbian (mostly used by Nokia): 12.5 million units, 8.6 percent share (27.7 percent a year earlier)
BlackBerry (Research In Motion): 9.9 million units, 6.9 percent share (13 percent a year earlier)
Bada (Samsung): 3.8 million units, 2.7 percent share (1.9 percent a year earlier)
Windows (Microsoft): 2.7 million units, 1.9 percent share (2.6 percent a year earlier)
Other: 1.2 million units, 0.9 percent share (1.5 percent a year earlier)