Bulgaria is 3.3 times larger than Moldova.
Area: 110,879 km2 World Factbook
Population: 6,924,716 (July 2014) World Factbook
Bulgaria, officially the Republic of Bulgaria, is a country in southeastern Europe. It is bordered by Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east. Wikipedia
Area: 33,851 km2 World Factbook
Population: 3,583,288 (July 2014) World Factbook
Moldova, officially the Republic of Moldova is a landlocked country in Eastern Europe located between Romania to its west and Ukraine to its north, east and south. Its capital city is Chișinău. Wikipedia