The map above shows United States and China side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs China Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while China has 3,600,947 square miles (9,326,410 km²). United States and China have about the same land area.
Total area: United States: 3,802,784 square miles (9,849,165 km²) vs China: 3,705,407 square miles (9,596,960 km²), including inland and coastal water. United States and China have about the same total area.
Length: United States is 3,628 miles (5,839 km) long from north to south; China is 2,551 miles (4,105 km). United States' north-south length is 1.4 times (42%) longer than China's.
Width: United States spans 4,824 miles (7,763 km) east to west; China spans 3,040 miles (4,892 km). United States' east-west width is 1.6 times (59%) wider than China's.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); China's is Mount Everest at 29,032 feet (8,849 m). Mount Everest is 8,724 feet higher than Denali.
Lowest point: United States's lowest point is Death Valley at -279 feet; China's is Turpan Depression at -505 feet. China's lowest point is 226 feet lower.
United States vs China Population and History
Population: United States has a population of 340,110,988 (2024), while China has 1,404,890,000 (2025). China's population is 4.1 times (313%) larger than United States'.
Population density: United States: 96.3 people per square mile vs China: 390.1. China's population density is 4.1 times (305%) higher than United States'.
Biggest city: United States's biggest city is New York with 8,478,072 people; China's is Shanghai with 24,870,895. Shanghai's population is 2.9 times (193%) larger than New York's.
Largest metro area: United States's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs China's Shanghai (29,558,908). Shanghai's population is 1.5 times (48%) larger than New York-Newark-Jersey City, NY-NJ metro area's.
History: United States: Declared independence on July 4, 1776. China: The People's Republic of China was founded on October 1, 1949. In its current form, United States is the older of the two by 173 years.
United States vs China Economy
GDP: United States's GDP is $30,769.7 billion (2025) vs China's $19,498.0 billion. United States' economic output is 1.6 times (58%) larger than China's.
GDP per capita: United States: $89,599 per person vs China: $13,862. United States' GDP per capita is 6.5 times (546%) higher than China's.
Official Websites
United States official website · China official website
More Size Comparisons
All United States size comparisons · All China 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.