Cost of living in Pittsburgh, Pennsylvania (United States) is 55% more expensive than in Alicante (Spain)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 945 prices entered by 145 different people.
For example, you would need at least €2,937 ($3,422) in Pittsburgh, Pennsylvania to maintain the same standard of living that you can have with €1,900 in Alicante.