Cost of living in Harrisburg, Pennsylvania (United States) is 133% 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 240 prices entered by 25 different people.
For example, you would need at least ₨134,945 ($1,876) in Harrisburg, Pennsylvania to maintain the same standard of living that you can have with ₨58,000 in Aizawl.