Serbia is 13 times larger than Palestine.
Area: 5,860 km2 World Factbook
Population: 2,731,052 (July 2014) World Factbook
The State of Palestine, is a sovereign state in the Levant that is recognized by the United Nations. Its independence was declared on 15 November 1988 by the Palestine Liberation Organization and its government-in-exile in Algiers. Wikipedia
Area: 77,474 km2 World Factbook
Population: 7,209,764 (July 2014) World Factbook
Serbia, officially the Republic of Serbia, is a country located at the crossroads of Central and Southeast Europe, covering the southern part of the Pannonian Plain and the central Balkans. Wikipedia