Cost of living in Zaragoza (Spain) is about the same as 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 277 prices entered by 32 different people.
For example, you would need at least $2,913 (€2,480) in Zaragoza to maintain the same standard of living that you can have with $2,900 in Aguadilla.