Cost of living in Dammam (Saudi Arabia) is 70% more expensive than in Ahvaz (Iran)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 420 prices entered by 46 different people.
For example, you would need at least ﷼ 69,051,248 (﷼ 7,074) in Dammam to maintain the same standard of living that you can have with ﷼ 40,500,000 in Ahvaz.