Cost of living in Exeter (United Kingdom) is 149% 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 130 prices entered by 21 different people.
For example, you would need at least ₨82,188 (£896) in Exeter to maintain the same standard of living that you can have with ₨33,000 in Alwar.