El Salvador is 47 times larger than Curaçao.
Area: 444 km2 World Factbook
Population: 146,836 (July 2013) World Factbook
Curaçao is an island in the southern Caribbean Sea, off the Venezuelan coast, that forms part of the Dutch Caribbean. The Country of Curaçao, which includes the main island and the small, uninhabited island of Klein Curaçao, is a constituent country of the Kingdom of the Netherlands. Wikipedia
Area: 21,041 km2 World Factbook
Population: 6,125,512 (July 2014) World Factbook
El Salvador, officially the Republic of El Salvador, is the smallest and the most densely populated country in Central America. The country's capital city and largest city is San Salvador. Important cultural and commercial centers for Central America on the whole include Santa Ana and San Miguel. Wikipedia