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 549 prices entered by 46 different people.
For example, to keep the same standard of living that would require £3,900 in Aberdeen you would need to make just about £2,208 (2,488,207 Franc) in Kigali.