Quezon City is 374 times larger than Vatican.
Area: 0 km2 World Factbook
Population: 842 (July 2014) World Factbook
Vatican City, officially Vatican City State, is one of the last six remaining absolute monarchies whose territory consists of a walled enclave within the city of Rome. It has an area of approximately 44 hectares, and a population of around 840. Wikipedia
Area: 165 km2 calculated
Quezon City is one of the cities that make up Metro Manila, the National Capital Region of the Philippines, located on the island of Luzon. It is the most populous city in the country, and the largest city by area in Metro Manila. Quezon City was named after Manuel L. Wikipedia