The map above shows Italy and Japan side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Italy vs Japan Geography
Land area
- Italy has a land area of 113,568 square miles (294,140 km²), while Japan has 140,752 square miles (364,546 km²).
- Japan's land area is 1.2 times (24%) larger than Italy's.
Total area
- Italy: 116,348 square miles (301,340 km²) vs Japan: 145,937 square miles (377,975 km²), including inland and coastal water.
- Japan's total area is 1.3 times (25%) larger than Italy's.
Length
- Italy is 734 miles (1,181 km) long from north to south; Japan is 1,557 miles (2,505 km).
- Japan's north-south length is 2.1 times (112%) longer than Italy's.
Width
- Italy spans 694 miles (1,117 km) east to west; Japan spans 1,568 miles (2,524 km).
- Japan's east-west width is 2.3 times (126%) wider than Italy's.
Highest point
- Italy's highest point is Monte Bianco (Mont Blanc) at 15,778 feet (4,809 m); Japan's is Mount Fuji at 12,388 feet (3,776 m).
- Monte Bianco (Mont Blanc) is 3,390 feet higher than Mount Fuji.
Lowest point
- Italy's lowest point is Jolanda di Savoia at -10 feet; Japan's is Hachirogata at -13 feet.
- Japan's lowest point is 3 feet lower.
Italy vs Japan Population and History
Population
- Italy has a population of 58,943,673 (2026), while Japan has 122,680,000 (2026).
- Japan's population is 2.1 times (108%) larger than Italy's.
Population density
- Italy: 519.0 people per square mile vs Japan: 871.6.
- Japan's population density is 1.7 times (68%) higher than Italy's.
Biggest city
- Italy's biggest city is Rome with 2,748,109 people; Japan's is Tokyo with 13,515,271.
- Tokyo's population is 4.9 times (392%) larger than Rome's.
Largest metro area
- Italy's largest metropolitan area is Metropolitan City of Rome (4,223,885 people) vs Japan's Tokyo (33,412,512).
- Tokyo's population is 7.9 times (691%) larger than Metropolitan City of Rome's.
History
- Italy: Unified as the Kingdom of Italy on March 17, 1861; a republic since 1946.
- Japan: An independent state for over two millennia; the current constitution dates from 1947.
- In its current form, Japan is the older of the two by 1,201 years.
Italy vs Japan Economy
GDP
- Italy's GDP is $2,551.6 billion (2025) vs Japan's $4,435.2 billion.
- Japan's economic output is 1.7 times (74%) larger than Italy's.
GDP per capita
- Italy: $43,309 per person vs Japan: $35,951.
- Italy's GDP per capita is 1.2 times (20%) higher than Japan's.
Average income
- Italy: $42,080 vs Japan: $38,340 average income per person (per capita personal income).
- Italy's average income is 1.1 times (10%) higher than Japan's.
Official Websites
Italy official website · Japan official website
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More Size Comparisons
All Italy size comparisons · All Japan 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.