Cost of living in Durban (South Africa) is 21% more expensive than in Zapopan (Mexico)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 952 prices entered by 75 different people.
For example, you would need at least Mex$ 61,964 (R 38,923) in Durban to maintain the same standard of living that you can have with Mex$ 51,000 in Zapopan.