Bosnia and Herz. is 2.4 times larger than El Salvador.
Area: 51,197 km2 World Factbook
Population: 3,871,643 (July 2014) World Factbook
Bosnia and Herzegovina, sometimes called Bosnia-Herzegovina, abbreviated BiH, and in short often known informally as Bosnia, is a country in Southeastern Europe located on the Balkan Peninsula. Its capital and largest city is Sarajevo. 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