Samsung j7 series is too good then older models of samsung because older phones of samsung are having hang problems but samsung j7 is powerful phone.i personal useing these phone I dont have any problem in j7.
And best part of j7 is 4g.samsung j7 gold colour make your hand rich feeling.j7 also has front camera led flash which make your night selfie great.j7 as good battery backup also I personally use a phone it carry you 1day and night with all feactures after usage.samsung j7 looks great, feels great.at the end I can says that samsung comeback with awesome feacture phone.