At least 2 GB The RAM is a required phone but it has only one GB RAM.
The lack of volte system is a big drawback. There is another drawback that there is no additional backup on the battery charge.
there is a good sound & display clarity.
Phone has very good designs.
there is value for the cash to invest.
use dual sim and OTG connecters
Samsung Galaxy j3 is a mid-range phone that can be used for a normal person.