BlackBerry on the other hand falls back at fourth place even after
shipping more than a million units running the new BB10 platform. It is
worth noting that BlackBerry still relied on its BB7 smartphones for the
majority of its shipment volume, which were well received within key
markets due to its low prices. Recent IDC report shows that Windows Phone is now the third-largest
smartphone operating system in the world for the first quarter of 2013,
overtaking BlackBerry for the first time. [
source]
