Android phone 4g smartphone series sony xperia sony xperia x display size 46 inch display resolution 1280 x 720 pixels display resolution hd display type ips touchscreen multitouch capacitive display characteristics triluminos x reality dynamic contrast enhancement display properties scratch resistant display material gorilla glass pixel density 319 ppi ram 3 gb internal memory gb 32 gb usable internal memory 20 gb max memory expansion 256 gb