The map above shows China and Northern Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
China vs Northern Ireland Geography
Land area: China has a land area of 3,600,947 square miles (9,326,410 km²), while Northern Ireland has 5,236 square miles (13,562 km²). China's land area is 687.7 times larger than Northern Ireland's.
Total area: China: 3,705,407 square miles (9,596,960 km²) vs Northern Ireland: 5,456 square miles (14,130 km²), including inland and coastal water. China's total area is 679.2 times larger than Northern Ireland's.
Length: China is 2,551 miles (4,105 km) long from north to south; Northern Ireland is 83 miles (134 km). China's north-south length is 30.7 times longer than Northern Ireland's.
Width: China spans 3,040 miles (4,892 km) east to west; Northern Ireland spans 107 miles (173 km). China's east-west width is 28.4 times wider than Northern Ireland's.
Highest point: China's highest point is Mount Everest at 29,032 feet (8,849 m); Northern Ireland's is Slieve Donard at 2,789 feet (850 m). Mount Everest is 26,243 feet higher than Slieve Donard.
Lowest point: China's lowest point is Turpan Depression at -505 feet; Northern Ireland's is Irish Sea at 0 feet. China's lowest point is 505 feet lower.
China vs Northern Ireland Population and History
Population: China has a population of 1,404,890,000 (2025), while Northern Ireland has 1,905,000 (2022). China's population is 737.5 times larger than Northern Ireland's.
Population density: China: 390.1 people per square mile vs Northern Ireland: 363.8. China's population density is 1.1 times (7%) higher than Northern Ireland's.
Biggest city: China's biggest city is Shanghai with 24,870,895 people; Northern Ireland's is Belfast with 348,005. Shanghai's population is 71.5 times larger than Belfast's.
History: China: The People's Republic of China was founded on October 1, 1949. Northern Ireland: A country within the United Kingdom; created by the partition of Ireland on May 3, 1921. In its current form, Northern Ireland is the older of the two by 28 years.
China vs Northern Ireland Economy
GDP: China's GDP is $19,498.0 billion (2025) vs Northern Ireland's $58.8 billion. China's economic output is 331.6 times larger than Northern Ireland's.
GDP per capita: China: $13,862 per person vs Northern Ireland: $30,686. Northern Ireland's GDP per capita is 2.2 times (121%) higher than China's.
Official Websites
China official website · Northern Ireland official website
More Size Comparisons
All China size comparisons · All Northern Ireland 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.