Romania is 8 times larger than Armenia.
Area: 29,743 km2 World Factbook
Population: 3,060,631 (July 2014) World Factbook
Armenia, officially the Republic of Armenia, is a mountainous country in the South Caucasus region of Eurasia. 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