Cost of living in Erie, Pennsylvania (United States) is 17% more expensive than in Amman (Jordan)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 1,179 prices entered by 133 different people.
For example, you would need at least Dinar 2,214 ($3,121) in Erie, Pennsylvania to maintain the same standard of living that you can have with Dinar 1,900 in Amman.