Cost of living in Polokwane (South Africa) is 45% cheaper than in Aarhus (Denmark)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 469 prices entered by 29 different people.
For example, to keep the same standard of living that would require kr33,000 in Aarhus you would need to make just about kr18,001 (R 37,895) in Polokwane.