Apple's smartphone sales have risen following the release of the iPhone 5S and 5C. But its rivals have chipped away at the company's longer-term market share, according to market researcher Kantar Worldpanel ComTech.
Looking at the global smartphone market for the three months ending November 2013, Kantar found that Apple's share had dropped in almost all regions compared with the same period in 2012. During that stretch, the iPhone's market share fell by 9.9 percent in the US, by 6.5 percent in the European Union Five, and by 1.5 percent in China.
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