I have purchase the redmi 4 it is the very nice mobile there ram size is 2gb thats why the mobile is not hanged or dont stop and storage is 16 gb are more space in this mobile and redmi 4 mobile phone is mattle finish and looks is very nice and camera is the very best clear photo in the mobile phone and there fingerprint sensor is very fast and powerful battery 4100mah betary is the two day battery life and thats why I love the xiomi redmi 4 mobile I think the better than the redmi note 4 its price is very high than redmi 4 is better