Cost of living in Coimbra (Portugal) is 18% cheaper than in Aguadilla (Puerto Rico)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 264 prices entered by 38 different people.
For example, to keep the same standard of living that would require $3,600 in Aguadilla you would need to make just about $2,952 (€2,516) in Coimbra.