Cost of living in Bydgoszcz (Poland) is 50% cheaper than in Anchorage, Alaska (United States)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 486 prices entered by 72 different people.
For example, to keep the same standard of living that would require $6,600 in Anchorage, Alaska you would need to make just about $3,271 (11,225 zł) in Bydgoszcz.