The mi4i is a beautiful and classy phone xiaomi lhv been using it for almost a month and I would definitely recommend it Prons
1 battery back up is decent.
2 value for money
3 no heating issue as stated by many.
4 beautyful display
5 amazing quality ultra slim and ligjt weighted
Cons
1 not atol for heavy use.
2 their are little ignorable lages despite a1.7 ghz octa core cpu
3 sound quality is average.