Cost of living in Portland, Oregon (United States) is 86% more expensive than in Abuja (Nigeria)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 2,337 prices entered by 388 different people.
For example, you would need at least 2,924,312 ₦ ($8,146) in Portland, Oregon to maintain the same standard of living that you can have with 1,570,000 ₦ in Abuja.