I have used a redmi 3s prime buy a 3 month ago by amzon.com design this phone is very good.Camera clarity is both front and rear are good.i have countinous using a internet when that time 8 hours.so battery 4100 mah battery so battery backup good.no heating and some time also hanged. Sound quality is good. I have used in video recording in Hd formet.touch is very smooth. video calling is superb.5 inch hd display in this phone so good looking in my hand. lower budget price this phone so I purched this phone.This smart phone is 4g enable also we have used reliance jio sim card. So I have good experience this smart phone.