Cost of living in Sylhet (Bangladesh) is about the same as in Aguascalientes (Mexico)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 213 prices entered by 20 different people.
For example, to keep the same standard of living that would require Mex$ 25,000 in Aguascalientes you would need to make just about Mex$ 24,656 (Taka 108,030) in Sylhet.