Congo is 6.1% larger than Côte d'Ivoire.
Area: 322,463 km2 World Factbook
Population: 22,848,945 (July 2014) World Factbook
Ivory Coast or Côte d'Ivoire, officially the Republic of Côte d'Ivoire, is a country in West Africa. It borders Liberia, Guinea, Mali, Burkina Faso, and Ghana; its southern boundary is along the Gulf of Guinea. Wikipedia
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