Cost of living in Christiansted (U.S. Virgin Islands) is 190% more expensive than in Gaziantep (Turkey)
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 12 different people.
For example, you would need at least 24,387TL ($4,576) in Christiansted to maintain the same standard of living that you can have with 8,400TL in Gaziantep.