Romania is 509 times larger than Andorra.
Area: 468 km2 World Factbook
Population: 85,458 (July 2014) World Factbook
Andorra, officially the Principality of Andorra, also called the Principality of the Valleys of Andorra, is a landlocked microstate in Southwestern Europe, located in the eastern Pyrenees mountains and bordered by Spain and France. Wikipedia
Area: 238,391 km2 World Factbook
Population: 21,729,871 (July 2014) World Factbook
Romania, formerly also spelled Roumania and Rumania, is a country located at the crossroads of Southeastern and Central Europe, on the Lower Danube, north of the Balkan Peninsula and the western shore of the Black Sea. Wikipedia