This phone is a best. it works really well with: _ -2 gb of ram-Snapdragon 650-Octacore prcessor-IPS LCD with 401 ppi density and 16M colors-latest os marshmallow-16 mp rear shooter and 5mp front shooter-4000 mah of battery-fingerprint sensorThis phone packs all specs which come a flagship phones of sony. such as xperia x except ram and rom.Fingerprint on this device works fine and is quite fast and accurate.Best thing on this phone is Battery. Battery lasts so long that we hardly need to put phone on charging after a whole day usage.Cameras as truly amazing.Performance wise this phone performs quite well and never lags.Display quality is amzing.UI is flow less.Best budget smartphone.Does not differ much from big brother mi note 4 but new black color in note 4 is new option.If you need good performance, good battery life, nice camera, amazing display, unibody metal design go for it. This phone is great value for money.