Cost of living in Stara Zagora (Bulgaria) is 33% 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 60 prices entered by 7 different people.
For example, you would need at least ﷼ 53,641,928 (1,927 лв) in Stara Zagora to maintain the same standard of living that you can have with ﷼ 40,200,000 in Ahvaz.