Cost of living in Joinville (Brazil) is about the same as in Abuja (Nigeria)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 546 prices entered by 42 different people.
For example, you would need at least 1,570,989 ₦ (R$ 16,522) in Joinville to maintain the same standard of living that you can have with 1,520,000 ₦ in Abuja.