Apple's big-screened phone snagged 44 percent of all phablet sales in the US last quarter, says research firm Kantar Worldpanel ComTech.
The iPhone's market share rose by 1.8 percentange points, while Android's slice slimmed down by 3.1 points, says a new report from Kantar Worldpanel ComTech.
Sales for the iPhone may shoot as high as 51.1 million units this quarter, says UBS analyst Steven Milunovich, higher than Wall Street is predicting.
Strong sales in the region during the Chinese New Year holiday pushed Apple to report higher smartphone sales than Wall Street anticipated.
The iPhone snagged a 27.6 percent market share in urban China for the three months ending in February, pushing Apple ahead of local vendor Xiaomi, according to a market researcher.
One in every four smartphones now sold in urban China is an iPhone, according to research firm Kantar Worldpanel ComTech.
The phone will debut in China around the middle of the year. But no word on whether it will expand to other countries.
Google's mobile OS still leads in worldwide smartphone sales, but Apple saw its share rise in virtually all countries surveyed by research firm Kantar Worldpanel ComTech.
The iPhone 6 Plus alone accounted for 41 percent of all phablet sales in the US in the fall, according to research firm Kantar Worldpanel ComTech.
CNET goes over the hits and misses that helped define our year in smartphones.