Cost of living in Barranquilla (Colombia) is about the same as in Gdańsk (Poland)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 625 prices entered by 66 different people.
For example, you would need at least 5,635 zł (COL$4,706,926) in Barranquilla to maintain the same standard of living that you can have with 5,600 zł in Gdańsk.