Jordan is 8.1 times larger than Jamaica.
Area: 10,991 km2 World Factbook
Population: 2,930,050 (July 2014) World Factbook
Jamaica is an island country situated in the Caribbean Sea, comprising the third-largest island of the Greater Antilles. Wikipedia
Area: 89,342 km2 World Factbook
Population: 7,930,491 (July 2014) World Factbook
Jordan, officially the Hashemite Kingdom of Jordan, is an Arab kingdom in Western Asia, on the East Bank of the Jordan River, and extending into the historic region of Palestine. Wikipedia