Statement:
Greenland has higher GDP than Sri Lanka

In the Richest countries rating Greenland holds position #12 2020 out of 191 and Sri Lanka is #123 out of 191 2020.
Position of Greenland is better 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$)' in descending order.
    Greenland 'GDP per capita (current US$)' value is 54,570.38
    Sri Lanka 'GDP per capita (current US$)' value is 3,694.04