Cost of living in Portland, Oregon (United States) is 105% 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 2,327 prices entered by 374 different people.
For example, you would need at least 3,508,275 ₦ ($9,800) in Portland, Oregon to maintain the same standard of living that you can have with 1,710,000 ₦ in Abuja.