Cost of living in Boise, Idaho (United States) is 107% more expensive than in Alwar (India)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 322 prices entered by 51 different people.
For example, you would need at least ₨64,320 ($973) in Boise, Idaho to maintain the same standard of living that you can have with ₨31,000 in Alwar.