The map above shows Spain and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Spain vs United Kingdom Geography
Land area: Spain has a land area of 192,657 square miles (498,980 km²), while United Kingdom has 93,410 square miles (241,930 km²). Spain's land area is 2.1 times (106%) larger than United Kingdom's.
Total area: Spain: 195,364 square miles (505,990 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water. Spain's total area is 2.1 times (108%) larger than United Kingdom's.
Length: Spain is 546 miles (879 km) long from north to south; United Kingdom is 747 miles (1,202 km). United Kingdom's north-south length is 1.4 times (37%) longer than Spain's.
Width: Spain spans 697 miles (1,122 km) east to west; United Kingdom spans 429 miles (690 km). Spain's east-west width is 1.6 times (62%) wider than United Kingdom's.
Highest point: Spain's highest point is Teide (Tenerife) at 12,188 feet (3,715 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m). Teide (Tenerife) is 7,775 feet higher than Ben Nevis.
Lowest point: Spain's lowest point is Atlantic Ocean at 0 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet. United Kingdom's lowest point is 10 feet lower.
Spain vs United Kingdom Population and History
Population: Spain has a population of 49,801,559 (2026), while United Kingdom has 69,487,000 (2025). United Kingdom's population is 1.4 times (40%) larger than Spain's.
Population density: Spain: 258.5 people per square mile vs United Kingdom: 743.9. United Kingdom's population density is 2.9 times (188%) higher than Spain's.
Biggest city: Spain's biggest city is Madrid with 3,266,126 people; United Kingdom's is London with 8,825,001. London's population is 2.7 times (170%) larger than Madrid's.
Largest metro area: Spain's largest metropolitan area is Madrid (6,497,000 people) vs United Kingdom's London (10,416,420). London's population is 1.6 times (60%) larger than Madrid's.
History: Spain: A unified kingdom since 1479; the current constitution dates from 1978. United Kingdom: Formed as the United Kingdom of Great Britain and Ireland on January 1, 1801; took its current form in 1922. In its current form, Spain is the older of the two by 322 years.
Spain vs United Kingdom Economy
GDP: Spain's GDP is $1,906.5 billion (2025) vs United Kingdom's $4,002.6 billion. United Kingdom's economic output is 2.1 times (110%) larger than Spain's.
GDP per capita: Spain: $38,627 per person vs United Kingdom: $57,602. United Kingdom's GDP per capita is 1.5 times (49%) higher than Spain's.
Average income: Spain: $37,120 vs United Kingdom: $54,550 average income per person (per capita personal income). United Kingdom's average income is 1.5 times (47%) higher than Spain's.
Official Websites
Spain official website · United Kingdom official website
More Size Comparisons
All Spain size comparisons · All United Kingdom 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.