Indonesia is 16% larger than Iran.
Area: 1,904,569 km2 World Factbook
Population: 253,609,643 (July 2014) World Factbook
Indonesia, officially the Republic of Indonesia, is a sovereign state in Southeast Asia and Oceania. Indonesia is an archipelago comprising 13,466 islands. Wikipedia
Area: 1,648,195 km2 World Factbook
Population: 80,840,713 (July 2014) World Factbook
Iran, also known as Persia, officially the Islamic Republic of Iran, is a country in Western Asia. Wikipedia