Cost of living in Benidorm (Spain) is 70% more expensive than in Zenica (Bosnia and Herzegovina)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 229 prices entered by 16 different people.
For example, you would need at least 3,059KM (€1,567) in Benidorm to maintain the same standard of living that you can have with 1,800KM in Zenica.