The map above shows Oklahoma and Tasmania side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs Tasmania Geography
Land area: Oklahoma has a land area of 68,597 square miles (177,665 km²), while Tasmania has 26,410 square miles (68,401 km²). Oklahoma's land area is 2.6 times (160%) larger than Tasmania's.
Total area: Oklahoma: 69,899 square miles (181,038 km²) vs Tasmania: 26,410 square miles (68,401 km²), including inland and coastal water. Oklahoma's total area is 2.6 times (165%) larger than Tasmania's.
Length: Oklahoma is 533 miles (857 km) long from north to south; Tasmania is 318 miles (511 km). Oklahoma's north-south length is 1.7 times (68%) longer than Tasmania's.
Width: Oklahoma spans 490 miles (789 km) east to west; Tasmania spans 248 miles (399 km). Oklahoma's east-west width is 2.0 times (98%) wider than Tasmania's.
Highest point: Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); Tasmania's is Mount Ossa at 5,305 feet (1,617 m). Mount Ossa is 325 feet higher than Black Mesa.
Lowest point: Oklahoma's lowest point is Little River at 289 feet; Tasmania's is Southern Ocean at 0 feet. Tasmania's lowest point is 289 feet lower.
Oklahoma vs Tasmania Population and History
Population: Oklahoma has a population of 4,095,393 (2024), while Tasmania has 576,659 (2025). Oklahoma's population is 7.1 times (610%) larger than Tasmania's.
Population density: Oklahoma: 59.7 people per square mile vs Tasmania: 21.8. Oklahoma's population density is 2.7 times (174%) higher than Tasmania's.
Largest metro area: Oklahoma's largest metropolitan area is Oklahoma City, OK metro area (1,497,821 people) vs Tasmania's Greater Hobart (255,250). Oklahoma City, OK metro area's population is 5.9 times (487%) larger than Greater Hobart's.
History: Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state. Tasmania: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1825. In its current form, Tasmania is the older of the two by 6 years.
Oklahoma vs Tasmania Economy
GDP: Oklahoma's GDP is $263.7 billion (2024) vs Tasmania's $28.3 billion. Oklahoma's economic output is 9.3 times (832%) larger than Tasmania's.
GDP per capita: Oklahoma: $64,388 per person vs Tasmania: $49,076. Oklahoma's GDP per capita is 1.3 times (31%) higher than Tasmania's.
Official Websites
Oklahoma official website · Tasmania official website
More Size Comparisons
All Oklahoma 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.