I have mi note 3.
It has Ram 3gb
It hasAndroid 6.0.1
It has Camera 16mp back
It has 8 mp front camera
It has 4100 mah battery life
It has 5.5 inch full HD display
It supports both
It has internal 32gb
Expandable up to 128gb
It has fingerprint
It is 4g volte
It launched in 2016