Malta is 11 times larger than Macao.
Area: 28 km2 World Factbook
Population: 587,914 (July 2014) World Factbook
Macau, also spelled Macao, is one of the two Special Administrative Regions of the People's Republic of China, the other being Hong Kong. Wikipedia
Area: 316 km2 World Factbook
Population: 412,655 (July 2014) World Factbook
Malta is a southern European country in the Mediterranean Sea. It lies 80 km south of Sicily, 284 km east of Tunisia, and 333 km north of Libya. The country covers just over 316 km², making it one of the world's smallest and most densely populated countries. Wikipedia