Performance has decreased as per benchmark results when compared to 4.3
I like sony but they r always the last to update their phones to the latest software updates
Hritik, 27 Mar 2014update is live frm a week.....too late gsmarenaHi Hritik,
"Sony has started seeding Android 4.4.2 KitKat to the Xperia Z1 globally, after several markets got it last week."
They did mentioned it was released last week. Now globally.