SONY XPERIA XA ULTRA is the great phone comes with the processor of mediatek helio p10.with an operating system of andriod os v6.0 marshmallow version.it has an internal storage of 16 gega bytes and a huge ram of 3 gega bytes.battery of decent quality of 2700 mah is having good backup of atleast 8-10 hours.an excellent camera of 21.5 mega pixel with hybrid auto focus led flash having great capacity of taking excellent photos in any condition and even to hd video recording.looks are awesome. display is super full hd.sound quality is brilliant having great loudspeakers.so therefore this is the best smart phone every aspect of the phone is excellent.my suggestions to every is to buy this phone this is really worthy of buying.it gives great value of money.