Smartphone sales accounted for more shipments than other cellphones in '13 for the 1st time, according to research firm Gartner. Global smartphone sales rose 42% to 968 mil units and accounted for 54% of all cellphone sales last year. Low-cost providers of smartphones grew at a faster clip than Samsung and Apple (AAPL). China-based Lenovo and Huawei saw their smartphone sales rise 102% and 72%, respectively, last year, says Gartner. Smartphone sales at S. Korea-based LG Electronics rose 80%. But Apple's smartphone shipments rose 16% and Samsung's 45%.