Nicaragua is 18% larger than Cuba.
Area: 110,860 km2 World Factbook
Population: 11,047,251 (July 2014) World Factbook
Cuba, officially the Republic of Cuba, is an island country in the Caribbean. The nation of Cuba comprises the main island of Cuba, the Isla de la Juventud, and several archipelagos. Havana is the capital of Cuba and its largest city. The second largest city is Santiago de Cuba. Wikipedia
Area: 130,370 km2 World Factbook
Population: 5,848,641 (July 2014) World Factbook
Nicaragua, officially the Republic of Nicaragua, is the largest country in the Central American isthmus, bordering Honduras to the north and Costa Rica to the south. Wikipedia