Cost of living in Bilbao (Spain) is 19% cheaper than in Aberdeen (United Kingdom)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 728 prices entered by 60 different people.
For example, to keep the same standard of living that would require £4,200 in Aberdeen you would need to make just about £3,417 (€3,872) in Bilbao.