Hokkaido (Japan) is 1.79× the size of Rio de Janeiro

What fits

• Rio de Janeiro is 56% of the size of Hokkaido (Japan).
• Hokkaido (Japan) is larger by 34,800 km² (13,400 mi²), which is 79% of the area of Rio de Janeiro.
• Measured in Belgiums: Hokkaido (Japan) is about 2.57, Rio de Janeiro about 1.43.

How they differ

• Hokkaido (Japan) is larger, but Rio de Janeiro has the larger population: 16.1 million against 5.4 million, 2.96× as many people.
• Per square kilometre that is 365 in Rio de Janeiro against 69 in Hokkaido (Japan): Rio de Janeiro is 5.29× as densely populated.
• Their centres are about 17,600 km apart.
• A standard web map misstates the comparison: Hokkaido (Japan) at 43°N is drawn about 1.9× too large and Rio de Janeiro at 22°S about 1.2×, so the map shows Hokkaido (Japan) as 2.91× the size of Rio de Janeiro instead of 1.79×.
• Together Hokkaido (Japan) and Rio de Janeiro cover 123,000 km², close to the size of Eritrea (123,000 km², 0.2% smaller).
• The gap between them, 34,800 km², is about the size of Taiwan (36,200 km²).
• At Rio de Janeiro's density, Hokkaido (Japan) would have 28.8 million people (it has 5.4 million). At Hokkaido (Japan)'s density, Rio de Janeiro would have 3.0 million (it has 16.1 million).
• Hokkaido (Japan)'s centre is 65.6° of latitude, about 7,290 km, farther north than Rio de Janeiro's.
• Hokkaido (Japan) is the largest of the 47 prefectures of Japan and covers 21% of its area; it is the 47th most densely populated of them.
• Rio de Janeiro is the 24th largest of the 27 states and districts of Brazil and covers 0.5% of its area; it is the 2nd most densely populated of them.
• Hokkaido (Japan) lies about 66° of latitude (roughly 7,290 km) north of Rio de Janeiro, on the other side of the equator.
• Shared out evenly, each person in Hokkaido (Japan) would have about 14,500 m² and each person in Rio de Janeiro about 2,740 m².
• Laid side by side, Hokkaido (Japan) and Rio de Janeiro would cover 123,000 km², about the same size as Eritrea.
• Together they have 21.5 million people, about as many people as Niger.

Side by side

Population: Wikidata 2014 and Wikidata 2022. Official figures: Wikidata (CC0).

• Our measured 78,800 km² is 5.6% below Wikidata's official figure of 83,400 km². Official figures can include inland water or count land that an outline draws differently. This difference is flagged for review.
• Wikidata's official figure of 43,700 km² agrees with our measured area of 44,000 km², to within 2%.

More from the same country

• All 47 prefectures of Japanmatched to countries
• All 27 states and districts of Brazilmatched to countries

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