If you are sick of the grainy low-light images produced by the OnePlus 5, the OnePlus 5T might be worth upgrading to. The telephoto sensor has made way for a new 'low-light' 20MP secondary sensor that merges four pixels into one in order to improve low light photography. It has an aperture of f/1.7 and a pixel size of 1 microns.

While the difference is not day and night, the OnePlus 5T produces slightly better low light photos than the OnePlus 5. Another reason to consider the OnePlus 5T is the facial recognition tech OnePlus has incorporated inside the front camera. Unlike the iPhone X, that has a dedicated TrueDepth sensor, OnePlus relies on its 16MP front camera to identify over 100 points in a user's face - and it works quite well for the most part. Mobile

Mi A1 is the first stock Android from the company which is said to be created by Xiaomi and powered by Google.
It maintain the camera fixtures and provides clarity.