Hi friends I will share my experience using sony xperia xz premium it is abest phone ever the display of phone is 5.46 inch 4k display and camera is 19mp with 4k video recordings and 4gb of ram also snapdragen 835 processer and 3230 mah lithiam ion battery network tecnology is gsm/hspa/lte phone is ip68 sutrified dust and water resistance the display is ips lcd capacitive display protection is corning gorilla glass 5 x reality engine triliminous display of sony is running android 7.1 naugat and upgradable into 8.1 oreo cpu is octa core the phone is very beautiful phone I like it u buy this phone the phone is grate