Cost of living in Pretoria (South Africa) is 36% 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 533 prices entered by 56 different people.
For example, you would need at least ₨77,262 (R 14,234) in Pretoria to maintain the same standard of living that you can have with ₨57,000 in Aizawl.