New York City is 6.3 times larger than Jerusalem.
Area: 125 km2 calculated
Jerusalem, located on a plateau in the Judean Mountains between the Mediterranean and the Dead Sea, is one of the oldest cities in the world. It is considered holy to the three major Abrahamic religions—Judaism, Christianity and Islam. 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