Before microwave became a common thing in most of the kitchen, OTG was used for toasting grilling and baking. Even now lot of people prefer OTG in India because of its advantages over the microwave. Some of the advantages are-
Light weight- The best OTG in India is light in weight as compared to microwave which makes this appliance easy to carry and set it in the kitchen. It can also be moved from its place when the kitchen slabs needs cleaning.
Compact size- This is one of the major advantage over bulky microwave. Lot of people have small kitchen and therefore the compact size of oven toaster griller makes it easy to keep.
Budget- Yes the cost of branded OTG is much lower than a microwave therefore it does not affect you budget.