Android version: Vivo Y53 runs on android Marshmellow( 6.0) but it can not update to anroid Naugat.
Processor.Vivo Y53 has 1.5 Ghz quad core processor which makes the phone slow and two much lagging.
Ram: Vivo Y53 has only 2GB ram at this prise.
Camera: Vivo Y53 has only 8MP Primary camera and 5MP Secondary camera but other brands like Gionee, Lenovo gives atleast 13MP primary camera at this prise.
Display: Vivo Y53 has 5 inch display of 960×540 pixel low resulution.
Battery: Vivo Y53 has only 2500 mah battery Which is not better for all day long use. So if you want to buy a good phone under one thousand then dont buy any smartphones of Vivo.