New York City is 3.9 times larger than American Samoa.
Area: 199 km2 World Factbook
Population: 54,517 (July 2014) World Factbook
American Samoa is an unincorporated territory of the United States located in the South Pacific Ocean, southeast of Samoa. American Samoa consists of 5 main islands and 2 coral atolls. Wikipedia
Area: 784 km2 calculated
New York is the most populous city in the United States and the center of the New York metropolitan area, the premier gateway for legal immigration to the United States and one of the most populous urban agglomerations in the world. Wikipedia