MY OPINIONA good phone is which handle day to day task without lag which I consider is vivo v3 the phone price is little bit more but performance is superb it comes in 3 and 4gb ram varient the ram managment is superb I download apps and games every day it handle it easy there is a notification light also only the weak point is battery .
NOW LETS TALK ABOUT SPECIFICATION. It comes with 3 and 4 gb ramThe processor used is snapdragon.the camera is 13 mp in rear with lots of mode.front camera is 8 mp with face butification it has 5 inch screen
NOW SEE WHAT WAS PROS AND CONS
PROS: It handle heavy apps easilyNo heating issueGood and fast cameraAnd 1 more good thing is that it support both dual sim + memory carx at the same time.you get ui uptade also ot is very slim ans easy to carry
CONSBatter was not too good