Cost of living in Tarragona (Spain) is 21% cheaper than in Amarillo, Texas (United States)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 151 prices entered by 16 different people.
For example, to keep the same standard of living that would require $3,300 in Amarillo, Texas you would need to make just about $2,605 (€2,286) in Tarragona.