Cost of living in Khamis Mushait (Saudi Arabia) is 14% 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 13 prices entered by less than 5 different people.
For example, you would need at least ﷼ 52,934,691 (﷼ 4,716) in Khamis Mushait to maintain the same standard of living that you can have with ﷼ 46,400,000 in Ahvaz.