To go for samsung galaxy grand prime is not a good choice whether its 3g or 4g.no doubt it works very excelent is starting .but after sometime the user has to face many problems just like hanging.and the another problem of galaxy grand prime is that.its battry life is too short as compare to other phone available in market at this price.byt its camra wuality is too good and support 1080pixels picture wuality eith high defination and wide selfie.so these two are best feature otherwise its not a good phone because of battry life and hanging problems