J Series are very famous and trending series of the samsung mobile nowdays.because of the amoled display its having very good quality of the display.having 16m colors is also good part of that.
About the battery performance this phone is avarege.
But it is true 4g phone .with the volte feature.4g working is exellent.
Design and looks of this phone are pretty.it looks beautiful.
As it is a samsung phone its all acceseries can be avail easily.
It is durable phone.i suggest u to buy thisone also.