Cost of living in Road Town (British Virgin Islands) is 143% more expensive than in Agartala (India)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 58 prices entered by 12 different people.
For example, you would need at least ₨67,926 ($994) in Road Town to maintain the same standard of living that you can have with ₨28,000 in Agartala.