Oh good ! I found something that clear all myths.
I am using this mobile till now since next year.
but belive me I never had any complaints on this device. I want to mention 3 thing.
1.screen brightness is cool . as all know samsung gives superb screen quality.
2.gaming mobile. due to its ram this device is good for gaming.
3.there are some superb facility in setting-> accessibility. like vision and hearing and zooming . try it.
4.battery is really improved than other mobiles of samsung that had bad reputation in market.
dont belive in myths guys . explore!
hope this work for you.??