Cost of living in Tucumán (Argentina) is 41% cheaper than in Aizawl (India)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 188 prices entered by 22 different people.
For example, to keep the same standard of living that would require ₨61,000 in Aizawl you would need to make just about ₨35,810 (ARS $19,533) in Tucumán.