Hong Kong is 552 times larger than Monaco.
Area: 1,104 km2 World Factbook
Population: 7,112,688 (July 2014) World Factbook
Hong Kong, alternatively known by its initials H.K., is a former British Colony and is currently a Special Administrative Region of the People's Republic of China, enclosed by the Pearl River Delta and South China Sea. Wikipedia
Area: 2 km2 World Factbook
Population: 30,508 (July 2014) World Factbook
Monaco, officially the Principality of Monaco, is a sovereign city-state and microstate, located on the French Riviera in Western Europe. It is bordered by France on three sides; one side borders the Mediterranean Sea. Wikipedia