Windows Phone already has more sales than the BlackBerry.

No one is aware that the struggle between BlackBerry Windows Phone 8 and 10 for third place in the phone market is going to be one of the most going to give this talk in 2013. For now, the first assault is settled in favor of Microsoft. According to a study by Strategy Analytics, Windows Phone has exceeded for the first time on BlackBerry market share.
The figure refers to sales during the fourth quarter of 2012 in the United States. However, we must clarify that Windows Phone has all year struggling to move up in the U.S. and has spent BlackBerry 2012 without throwing any terminal waiting for his new BlackBerry 10.
The real competition between the two systems reach the end of the quarter, when the BlackBerry Z10 between market finally. If sales expectations are met, the stay of Microsoft in third place can be very short.