Sony Xperia Z3 Series devices

Sony Xperia Z4 Release Date: At Least 6 Feature Upgrades Expected Over Xperia Z3

There is lull around the Sony Xperia Z4 after months of hype, sparking off speculations whether it would be launched at the Mobile World Congress 2015 (MWC 2015) to be held in Barcelona from 2 to 5 March or delayed by a few weeks. Meanwhile, the Sony Xperia Z4 is expected to have at least six feature upgrades over the Xperia Z3 according to reports. Feb 28, 2015