Cost of living in Jena (Germany) 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 174 prices entered by 22 different people.
For example, to keep the same standard of living that would require $3,200 in Aguadilla you would need to make just about $3,092 (€2,627) in Jena.