Statement:
Nigeria has lower GDP than Sri Lanka

In the Richest countries rating Nigeria holds position #144 2020 out of 191 and Sri Lanka is #123 out of 191 2020.
Position of Nigeria is worse than position of Sri Lanka.

Referencies:

  1. Richest countries 2020 by World Bank
    The countries in the rating sorted by 'GDP per capita (current US$)' in descending order.
    Nigeria 'GDP per capita (current US$)' value is 2,097.09
    Sri Lanka 'GDP per capita (current US$)' value is 3,694.04