Greenland is 6.3 times larger than Congo.
Area: 342,000 km2 World Factbook
Population: 4,662,446 (July 2014) World Factbook
The Republic of the Congo, also known as Congo or Congo-Brazzaville, is a country located in Central Africa. It is bordered by Gabon, Cameroon, the Central African Republic, the Democratic Republic of the Congo and the Angolan exclave of Cabinda. Wikipedia
Area: 2,166,086 km2 World Factbook
Population: 57,728 (July 2014) World Factbook
Greenland is an autonomous country within the Kingdom of Denmark, located between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago. Wikipedia