Pros -
3 GB Ram, 32 GB ROM, upto 32 GB expandable memory, 5.5 inch full HD display, 4050 mAh battery, premium looks, powerful processor of 1.8 Ghz, great camera, fingerprint sensor, front facing camera is also very good, impressive metal finish which makes it feel good in the hands, microphone is crystal clear, comes with gorrila glass, charging time is also very less, overall performance is good and the best part is all these specs at a very low price range.
Cons -
Heats up while playing games and charging, low light performance of camera is not good, front facing camera can be improved, MI UI is not that user friendly.