The map above shows South Australia and Tasmania side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Australia vs Tasmania Geography
Land area
- South Australia has a land area of 380,048 square miles (984,321 km²), while Tasmania has 26,410 square miles (68,401 km²).
- South Australia's land area is 14.4 times larger than Tasmania's.
Total area
- South Australia: 380,048 square miles (984,321 km²) vs Tasmania: 26,410 square miles (68,401 km²), including inland and coastal water.
- South Australia's total area is 14.4 times larger than Tasmania's.
Length
- South Australia is 1,078 miles (1,735 km) long from north to south; Tasmania is 318 miles (511 km).
- South Australia's north-south length is 3.4 times (239%) longer than Tasmania's.
Width
- South Australia spans 825 miles (1,328 km) east to west; Tasmania spans 248 miles (399 km).
- South Australia's east-west width is 3.3 times (233%) wider than Tasmania's.
Highest point
- South Australia's highest point is Mount Woodroffe at 4,708 feet (1,435 m); Tasmania's is Mount Ossa at 5,305 feet (1,617 m).
- Mount Ossa is 597 feet higher than Mount Woodroffe.
Lowest point
- South Australia's lowest point is Lake Eyre at -49 feet; Tasmania's is Southern Ocean at 0 feet.
- South Australia's lowest point is 49 feet lower.
South Australia vs Tasmania Population and History
Population
- South Australia has a population of 1,908,182 (2025), while Tasmania has 576,659 (2025).
- South Australia's population is 3.3 times (231%) larger than Tasmania's.
Population density
- South Australia: 5.0 people per square mile vs Tasmania: 21.8.
- Tasmania's population density is 4.4 times (336%) higher than South Australia's.
Largest metro area
- South Australia's largest metropolitan area is Greater Adelaide (1,491,015 people) vs Tasmania's Greater Hobart (255,250).
- Greater Adelaide's population is 5.8 times (484%) larger than Greater Hobart's.
History
- South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836.
- Tasmania: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1825.
South Australia vs Tasmania Economy
GDP
- South Australia's GDP is $100.2 billion (2025) vs Tasmania's $28.3 billion.
- South Australia's economic output is 3.5 times (254%) larger than Tasmania's.
GDP per capita
- South Australia: $52,511 per person vs Tasmania: $49,076.
- South Australia's GDP per capita is 1.1 times (7%) higher than Tasmania's.
Official Websites
South Australia official website · Tasmania official website
Download the South Australia vs Tasmania Size Comparison Map for free
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More Size Comparisons
All South Australia size comparisons · All Tasmania size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.