The map above shows Rhode Island and Japan side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Rhode Island vs Japan Geography
Land area: Rhode Island has a land area of 1,034 square miles (2,678 km²), while Japan has 140,752 square miles (364,546 km²). Japan's land area is 136.1 times larger than Rhode Island's.
Total area: Rhode Island: 1,545 square miles (4,002 km²) vs Japan: 145,937 square miles (377,975 km²), including inland and coastal water. Japan's total area is 94.4 times larger than Rhode Island's.
Length: Rhode Island is 61 miles (98 km) long from north to south; Japan is 1,557 miles (2,505 km). Japan's north-south length is 25.5 times longer than Rhode Island's.
Width: Rhode Island spans 42 miles (67 km) east to west; Japan spans 1,568 miles (2,524 km). Japan's east-west width is 37.3 times wider than Rhode Island's.
Highest point: Rhode Island's highest point is Jerimoth Hill at 811 feet (247 m); Japan's is Mount Fuji at 12,388 feet (3,776 m). Mount Fuji is 11,577 feet higher than Jerimoth Hill.
Lowest point: Rhode Island's lowest point is Atlantic Ocean at 0 feet; Japan's is Hachirogata at -13 feet. Japan's lowest point is 13 feet lower.
Rhode Island vs Japan Population and History
Population: Rhode Island has a population of 1,112,308 (2024), while Japan has 122,680,000 (2026). Japan's population is 110.3 times larger than Rhode Island's.
Population density: Rhode Island: 1,075.8 people per square mile vs Japan: 871.6. Rhode Island's population density is 1.2 times (23%) higher than Japan's.
Biggest city: Rhode Island's biggest city is Providence with 194,706 people; Japan's is Tokyo with 13,515,271. Tokyo's population is 69.4 times larger than Providence's.
Largest metro area: Rhode Island's largest metropolitan area is Providence-Warwick, RI-MA metro area (1,700,901 people) vs Japan's Tokyo (33,412,512). Tokyo's population is 19.6 times larger than Providence-Warwick, RI-MA metro area's.
History: Rhode Island: Admitted to the Union on May 29, 1790, as the 13th state. 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 1,130 years.
Rhode Island vs Japan Economy
GDP: Rhode Island's GDP is $80.4 billion (2024) vs Japan's $4,435.2 billion. Japan's economic output is 55.2 times larger than Rhode Island's.
GDP per capita: Rhode Island: $72,265 per person vs Japan: $35,951. Rhode Island's GDP per capita is 2.0 times (101%) higher than Japan's.
Average income: Rhode Island: $70,622 vs Japan: $38,340 average income per person (per capita personal income). Rhode Island's average income is 1.8 times (84%) higher than Japan's.
Official Websites
Rhode Island official website · Japan official website
More Size Comparisons
All Rhode Island 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.