I had mi4 for 2 years now and I ak satisfy using it till now.The best 20000 range phone I have seen it has tons of specification which are being upgraded once in a week .every update has atleast one new thing in it and it has 3gb ram which is good for gaming and for fast proccessing .In range of 20000 this is the current best phone .if my phone will break I will buy the same phone it is a very good and a comfortable phon.i suggest u guys to see reveiws on youtube and u will know that this has awesome specs and camera as well