Cost of living in Benidorm (Spain) is 68% 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 311 prices entered by 17 different people.
For example, you would need at least 2,687KM (€1,374) in Benidorm to maintain the same standard of living that you can have with 1,600KM in Zenica.