Cost of living in Kigali (Rwanda) is 43% cheaper than in Aberdeen (United Kingdom)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 614 prices entered by 45 different people.
For example, to keep the same standard of living that would require £2,800 in Aberdeen you would need to make just about £1,607 (1,777,779 Franc) in Kigali.