The map above shows Prince Edward Island and South Australia side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Prince Edward Island vs South Australia Geography
Land area: Prince Edward Island has a land area of 2,185 square miles (5,660 km²), while South Australia has 380,048 square miles (984,321 km²). South Australia's land area is 173.9 times larger than Prince Edward Island's.
Total area: Prince Edward Island: 2,185 square miles (5,660 km²) vs South Australia: 380,048 square miles (984,321 km²), including inland and coastal water. South Australia's total area is 173.9 times larger than Prince Edward Island's.
Length: Prince Edward Island is 97 miles (157 km) long from north to south; South Australia is 1,078 miles (1,735 km). South Australia's north-south length is 11.1 times longer than Prince Edward Island's.
Width: Prince Edward Island spans 117 miles (188 km) east to west; South Australia spans 825 miles (1,328 km). South Australia's east-west width is 7.1 times (605%) wider than Prince Edward Island's.
Highest point: Prince Edward Island's highest point is Springton at 466 feet (142 m); South Australia's is Mount Woodroffe at 4,708 feet (1,435 m). Mount Woodroffe is 4,242 feet higher than Springton.
Lowest point: Prince Edward Island's lowest point is Gulf of St. Lawrence at 0 feet; South Australia's is Lake Eyre at -49 feet. South Australia's lowest point is 49 feet lower.
Prince Edward Island vs South Australia Population and History
Population: Prince Edward Island has a population of 182,001 (2026), while South Australia has 1,908,182 (2025). South Australia's population is 10.5 times larger than Prince Edward Island's.
Population density: Prince Edward Island: 83.3 people per square mile vs South Australia: 5.0. Prince Edward Island's population density is 16.7 times higher than South Australia's.
Largest metro area: Prince Edward Island's largest metropolitan area is Charlottetown CMA (78,858 people) vs South Australia's Greater Adelaide (1,491,015). Greater Adelaide's population is 18.9 times larger than Charlottetown CMA's.
History: Prince Edward Island: Joined Confederation on July 1, 1873. South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836. In its current form, Prince Edward Island is the older of the two by 28 years.
Prince Edward Island vs South Australia Economy
GDP: Prince Edward Island's GDP is $8.0 billion (2024) vs South Australia's $100.2 billion. South Australia's economic output is 12.5 times larger than Prince Edward Island's.
GDP per capita: Prince Edward Island: $44,238 per person vs South Australia: $52,511. South Australia's GDP per capita is 1.2 times (19%) higher than Prince Edward Island's.
Official Websites
Prince Edward Island official website · South Australia official website
More Size Comparisons
All Prince Edward Island size comparisons · All South Australia 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.