Cost of living in Tehran (Iran) is 11% cheaper than in Zrenjanin (Serbia)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 5,395 prices entered by 537 different people.
For example, to keep the same standard of living that would require 76,000 Дин. in Zrenjanin you would need to make just about 67,375 Дин. (﷼ 31,061,739) in Tehran.