Iran is 10 times larger than Tunisia.
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
Area: 163,610 km2 World Factbook
Population: 10,937,521 (July 2014) World Factbook
Tunisia, officially the Tunisian Republic; is the northernmost country in Africa and, at almost 165,000 square kilometres in area, the smallest country in the Maghreb region of North Africa. Wikipedia