I bought redmi 4 few days back it is an excellent phone the interface is soo good to grasp the phone runs smootly with out any lag the build guality is good value for money the speaker is also good and fingerprint is fast and for moderate users the battery lasts for atleast one and half day it is good in battery life overall this phone is best for any 1 best of its class interface is good and it is effortable for every one