BlackberryZ it doesn't matter if it's white or black
The new BlackBerry 10 OS is nice and fluid, and it's fast and capable, too. The BlackBerry Z is a great all-round smartphone with a high-quality screen and a great keyboard. But the truth of the matter is, these things are no longer enough to get a whole new mobile platform up to speed - as Microsoft and Nokia would gladly confirm. And despite their good qualities, the BlackBerry 10 and its first messenger, the Z10, may turn out to be just another flash in the pan, failing to really make a difference in an overcrowded market. TechRadar.com has the best review/comparison for Blackberry Z10 and SonyExperiaZ