Has been using the phone from past 1 year.I have 16GB variant(this was the only available version at that time) now 64 GB is also available in market
Pros:
1)Metallic strip protects the phone from damage
2)Screen Quality is very good
3)Camera both front and back are awesome takes really good pictures a boom for selfie addicts:P
4)Charging is fast
5)3GB of ram so no issues in multitasking
6)Xiaomi store for all themes and other customisation
7)Pretty neat to handle, size is optimum fits in pocket well and can be operated with one hand
8) Battery backup is good with normal usage
9) Stylish Looks just like an Iphone
Cons
Heating issue, but new update reduced it very much
Volume is a little low
No finger print sensor
No Expandable memory