I am using this mobile from 25 day’s so I write my self experience.
1- Mobile sound have no issue during voice call OR listening music experience is good.
2- Mobile is very easy to use and or so user friendly interface.
3- Mobile looking very styles and design is completely changed by Mi.
4- Mobile features are updated by Mi in some way
5- Mobile performance is stable in every case like gaming and multi-tasking .
6- Mobile is value fore money is 5/5.
Finally I want to say that camera is improved and design is also improved or battery is also improved.