Cost of living in Harrisburg, Pennsylvania (United States) is 45% more expensive than in Almería (Spain)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 400 prices entered by 31 different people.
For example, you would need at least €2,905 ($3,453) in Harrisburg, Pennsylvania to maintain the same standard of living that you can have with €2,000 in Almería.