Cost of living in Koszalin (Poland) is 54% more expensive than in Zonguldak (Turkey)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on less than 10 prices entered by less than 5 different people.
For example, you would need at least 3,541TL (2,083 zł) in Koszalin to maintain the same standard of living that you can have with 2,300TL in Zonguldak.