The map above shows Oklahoma and South Africa side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs South Africa Geography
Land area: Oklahoma has a land area of 68,597 square miles (177,665 km²), while South Africa has 468,909 square miles (1,214,470 km²). South Africa's land area is 6.8 times (584%) larger than Oklahoma's.
Total area: Oklahoma: 69,899 square miles (181,038 km²) vs South Africa: 471,445 square miles (1,221,037 km²), including inland and coastal water. South Africa's total area is 6.7 times (574%) larger than Oklahoma's.
Length: Oklahoma is 533 miles (857 km) long from north to south; South Africa is 1,050 miles (1,690 km). South Africa's north-south length is 2.0 times (97%) longer than Oklahoma's.
Width: Oklahoma spans 490 miles (789 km) east to west; South Africa spans 1,012 miles (1,628 km). South Africa's east-west width is 2.1 times (107%) wider than Oklahoma's.
Highest point: Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); South Africa's is Mafadi at 11,319 feet (3,450 m). Mafadi is 6,339 feet higher than Black Mesa.
Lowest point: Oklahoma's lowest point is Little River at 289 feet; South Africa's is Indian Ocean at 0 feet. South Africa's lowest point is 289 feet lower.
Oklahoma vs South Africa Population and History
Population: Oklahoma has a population of 4,095,393 (2024), while South Africa has 63,522,380 (2026). South Africa's population is 15.5 times larger than Oklahoma's.
Population density: Oklahoma: 59.7 people per square mile vs South Africa: 135.5. South Africa's population density is 2.3 times (127%) higher than Oklahoma's.
Biggest city: Oklahoma's biggest city is Oklahoma City with 712,919 people; South Africa's is Johannesburg with 4,803,262. Johannesburg's population is 6.7 times (574%) larger than Oklahoma City's.
Largest metro area: Oklahoma's largest metropolitan area is Oklahoma City, OK metro area (1,497,821 people) vs South Africa's Johannesburg (7,077,175). Johannesburg's population is 4.7 times (372%) larger than Oklahoma City, OK metro area's.
History: Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state. South Africa: Formed as the Union of South Africa on May 31, 1910; a republic since 1961. In its current form, Oklahoma is the older of the two by 3 years.
Oklahoma vs South Africa Economy
GDP: Oklahoma's GDP is $263.7 billion (2024) vs South Africa's $427.2 billion. South Africa's economic output is 1.6 times (62%) larger than Oklahoma's.
GDP per capita: Oklahoma: $64,388 per person vs South Africa: $6,598. Oklahoma's GDP per capita is 9.8 times (876%) higher than South Africa's.
Average income: Oklahoma: $63,708 vs South Africa: $6,270 average income per person (per capita personal income). Oklahoma's average income is 10.2 times higher than South Africa's.
Official Websites
Oklahoma official website · South Africa official website
More Size Comparisons
All Oklahoma size comparisons · All South Africa 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.