South Australia (Australia) is 3.3 times larger than Italy.
Area: 301,340 km2 World Factbook
Population: 61,680,122 (July 2014) World Factbook
Italy, officially the Italian Republic, is a unitary parliamentary republic in Southern Europe. To the north, Italy borders France, Switzerland, Austria, and Slovenia, and is approximately delimited by the Alpine watershed, enclosing the Po Valley and the Venetian Plain. Wikipedia
South Australia is a state in the southern central part of Australia. It covers some of the most arid parts of the continent. With a total land area of 983,482 square kilometres, it is the fourth largest of Australia's states and territories. Wikipedia