Cost of living in Chungju (South Korea) is 31% more expensive than in Alchevs'k (Ukraine)
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 5,759₴ (₩245,733) in Chungju to maintain the same standard of living that you can have with 4,400₴ in Alchevs'k.