Vivo y55l is a very best mobile phone it contains more number of features in it. Its camera quality is very best and it is full smart phone 5MP front camera and 8MP rear camera. It is 2.5D curved screen and battery backup is so good.it is very slim. It looking gorgeous.Its latest technology is it has eye protection mode, only this mobile had this type of technology and it is 6.1 marshmallow. It is fantastic phone. It has non removable battery and its sim tray is very cool. This phone has snapdragon. It is really a good smart phone