Afghanistan is 49% larger than Iraq.
Area: 652,230 km2 World Factbook
Population: 31,822,848 (July 2014) World Factbook
Afghanistan, officially the Islamic Republic of Afghanistan, is a landlocked country located in Central Asia and South Asia. It has a population of around 31 million people making it the 42nd most populous country. Wikipedia
Area: 438,317 km2 World Factbook
Population: 32,585,692 (July 2014) World Factbook
Iraq, officially the Republic of Iraq, is a country in the Middle East that borders Turkey to the north, Iran to the east, Kuwait to the southeast, Saudi Arabia to the south, Jordan to the southwest, and Syria to the west. The capital, Baghdad, is in the center of the country. Wikipedia