Xiamio Mi A1 is very good phonethey primary camera is dual 12+ 12 with autofocus. the sencondray camera is 5they provide u the great operating system is 7.1.2 ( Nougat) the new update has come 8.0 ( Oreo) internal storage is 64 GB with 4GB RAMthey screen has big 5.5 inchesthe sound quality is very best.
they CPU processer is Octa core 2.0 cortex-A53