Vivo y12 is the best mobile because there are many Fantastic features such as 3GB of RAM , 8-mega pixel of rear camera . This phone is so cheap in budget . Simple users are also can use this mobile very easily. This is the superb mobile. I'm using this mobile from last 6 months . It's battery back is so nice just because we can use this mobile at least 10-12 hours without any problems such as hang , ram, display . I suggest to everyone that buy this mobile in a cheap rate and enjoy all the features.