Uruguay is 8.4 times larger than El Salvador.
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
Area: 176,215 km2 World Factbook
Population: 3,332,972 (July 2014) World Factbook
Uruguay, EWR-ə-gwy; officially the Oriental Republic of Uruguay or the Eastern Republic of Uruguay or the Republic East of the Uruguay, is a country in the southeastern region of South America. Wikipedia