Cons- 1.build quality not good because it has very cheep quality plastic back cover.
2.Display screen only 4.7inch and only HD display not full HD.
3.It has2GB RAM but most high graffic game not running smothly.
4.It has only 2200 battery not last full day in heavy use.
5.It has only 1.2 quad core proccesor.
6.last of all it running in 4.4 kit kat os.
Prons-1.it comes in miui 7 user interface which is good.
2.Price of the mobile is 6990 which is little comparative.