Cost of living in Arequipa (Peru) is about the same as in Zenica (Bosnia and Herzegovina)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 442 prices entered by 16 different people.
For example, you would need at least 1,718KM (S/. 3,360) in Arequipa to maintain the same standard of living that you can have with 1,700KM in Zenica.