Cost of living in Białystok (Poland) is 10% cheaper 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 85 prices entered by 6 different people.
For example, to keep the same standard of living that would require 24,000₴ in Zaporizhzhya you would need to make just about 21,712₴ (3,058 zł) in Białystok.