Cost of living in Białystok (Poland) is 165% more expensive than in Zaporizhzhya (Ukraine)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 141 prices entered by 8 different people.
For example, you would need at least 34,447₴ (4,061 zł) in Białystok to maintain the same standard of living that you can have with 13,000₴ in Zaporizhzhya.