The map above shows South Australia and Wales side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
South Australia vs Wales Geography
Land area: South Australia has a land area of 380,048 square miles (984,321 km²), while Wales has 8,023 square miles (20,779 km²). South Australia's land area is 47.4 times larger than Wales'.
Total area: South Australia: 380,048 square miles (984,321 km²) vs Wales: 8,023 square miles (20,779 km²), including inland and coastal water. South Australia's total area is 47.4 times larger than Wales'.
Length: South Australia is 1,078 miles (1,735 km) long from north to south; Wales is 149 miles (239 km). South Australia's north-south length is 7.2 times (623%) longer than Wales'.
Width: South Australia spans 825 miles (1,328 km) east to west; Wales spans 111 miles (179 km). South Australia's east-west width is 7.4 times (643%) wider than Wales'.
Highest point: South Australia's highest point is Mount Woodroffe at 4,708 feet (1,435 m); Wales's is Snowdon (Yr Wyddfa) at 3,560 feet (1,085 m). Mount Woodroffe is 1,148 feet higher than Snowdon (Yr Wyddfa).
Lowest point: South Australia's lowest point is Lake Eyre at -49 feet; Wales's is Irish Sea at 0 feet. South Australia's lowest point is 49 feet lower.
South Australia vs Wales Population and History
Population: South Australia has a population of 1,908,182 (2025), while Wales has 3,105,000 (2022). Wales' population is 1.6 times (63%) larger than South Australia's.
Population density: South Australia: 5.0 people per square mile vs Wales: 387.0. Wales' population density is 77.4 times higher than South Australia's.
History: South Australia: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1836. Wales: A country within the United Kingdom; formally joined with England by the Laws in Wales Acts of 1536. In its current form, Wales is the older of the two by 365 years.
South Australia vs Wales Economy
GDP: South Australia's GDP is $100.2 billion (2025) vs Wales's $89.5 billion. South Australia's economic output is 1.1 times (12%) larger than Wales'.
GDP per capita: South Australia: $52,511 per person vs Wales: $28,606. South Australia's GDP per capita is 1.8 times (84%) higher than Wales'.
Official Websites
South Australia official website · Wales official website
More Size Comparisons
All South Australia size comparisons · All Wales 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.