Cost of living in Rijeka (Croatia) is 43% more expensive than in Aizawl (India)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 408 prices entered by 24 different people.
For example, you would need at least ₨87,047 (8,108 kn) in Rijeka to maintain the same standard of living that you can have with ₨61,000 in Aizawl.