Population
Japan is higher
Japan records 123,975,371, about 16.5× the other value.
Country comparison
Hong Kong S.A.R.vsJapan
See the biggest differences first, then scan the geographic, economic, and practical reference data.
This comparison uses the latest available atlas values for each country; reporting years can differ by metric.
The biggest differences first
Surface area
Japan is higher
Japan records 377,969 km², about 340.5× the other value.
Nominal GDP
Japan is higher
Japan records $4.03 trillion, about 9.90× the other value.
What stands out
Proportional bars and relative differences make the headline numbers easier to read.
Population
🇭🇰 Hong Kong S.A.R.7,524,100
🇯🇵 Japan123,975,371
Japan’s population is about 16.5× that of Hong Kong S.A.R., a difference of 116,451,271.
Surface area
🇭🇰 Hong Kong S.A.R.1,110 km²
🇯🇵 Japan377,969 km²
Japan’s surface area is about 341× that of Hong Kong S.A.R., a difference of 376,859 km².
Population density
🇭🇰 Hong Kong S.A.R.6,778 /km²
🇯🇵 Japan328 /km²
Hong Kong S.A.R.’s population density is about 20.7× that of Japan, a difference of 6,450 /km².
Nominal GDP
🇭🇰 Hong Kong S.A.R.$406.86 billion · 2024
🇯🇵 Japan$4.03 trillion · 2024
Japan’s nominal GDP is 890% larger than that of Hong Kong S.A.R., a difference of $3.62 trillion.
GDP per capita
🇭🇰 Hong Kong S.A.R.$54,075 · 2024
🇯🇵 Japan$32,487 · 2024
Hong Kong S.A.R.’s GDP per capita is 66% higher than that of Japan, a difference of $21,588.
Values use the latest available observations in WorldSumma. Economic reporting years are shown when available and can differ by country.
Full side-by-side comparison
Capital
Hong Kong
Tokyo
Population
7,524,100
123,975,371
Surface area
1,110 km²
377,969 km²
Population density
6,778 /km²
328 /km²
Nominal GDP
$406.86 billion · 2024
$4.03 trillion · 2024
GDP per capita
$54,075 · 2024
$32,487 · 2024
Region
Asia
Asia
Subregion
Eastern Asia
Eastern Asia
Currency
Hong Kong dollar · HKD · $
Japanese yen · JPY · ¥
Nationality
Hong Kong, Hong Kongese
Japanese
Phone code
+852
+81
Internet domain
.hk
.jp
ISO codes
HK / HKG
JP / JPN
Time zone
Asia/Hong_Kong
Asia/Tokyo
Native name
香港
日本
| Measure | Hong Kong S.A.R. | Japan |
|---|---|---|
| Capital | Hong Kong | Tokyo |
| Population | 7,524,100 | 123,975,371 |
| Surface area | 1,110 km² | 377,969 km² |
| Population density | 6,778 /km² | 328 /km² |
| Nominal GDP | $406.86 billion · 2024 | $4.03 trillion · 2024 |
| GDP per capita | $54,075 · 2024 | $32,487 · 2024 |
| Region | Asia | Asia |
| Subregion | Eastern Asia | Eastern Asia |
| Currency | Hong Kong dollar · HKD · $ | Japanese yen · JPY · ¥ |
| Nationality | Hong Kong, Hong Kongese | Japanese |
| Phone code | +852 | +81 |
| Internet domain | .hk | .jp |
| ISO codes | HK / HKG | JP / JPN |
| Time zone | Asia/Hong_Kong | Asia/Tokyo |
| Native name | 香港 | 日本 |
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Country overviews
AI-assisted profile prose · methodologyAbout Hong Kong S.A.R.
Nestled on China’s southeastern coast, Hong Kong SAR blends the dynamism of a global financial hub with a tapestry of heritage and modernity.
Full Hong Kong S.A.R. profile →About Japan
Japan, an island nation where ancient traditions meet cutting‑edge technology, captivates visitors with its harmonious blend of natural beauty, cultural depth, and urban dynamism.
Full Japan profile →Hong Kong S.A.R. & Japan: Frequently Asked Questions
What is the capital of Hong Kong S.A.R.?
The capital of Hong Kong S.A.R. is Hong Kong.
What is the population of Hong Kong S.A.R.?
Hong Kong S.A.R. has a recorded population of approximately 7,524,100 people.
How big is Hong Kong S.A.R.?
Hong Kong S.A.R. covers an area of about 1,110 km².
What is the population density of Hong Kong S.A.R.?
Hong Kong S.A.R. has a population density of roughly 6,778 /km² (people per square kilometre).
What is the GDP of Hong Kong S.A.R.?
Hong Kong S.A.R. has a gross domestic product (GDP) of approximately $406.86 billion as of 2024.
What is the GDP per capita of Hong Kong S.A.R.?
Hong Kong S.A.R. has a GDP per capita of approximately $54,075.
What currency is used in Hong Kong S.A.R.?
Hong Kong S.A.R. uses the Hong Kong dollar (HKD), with the symbol $.
Where is Hong Kong S.A.R. located?
Hong Kong S.A.R. is located in Eastern Asia, Asia.
What is the native name of Hong Kong S.A.R.?
The native name of Hong Kong S.A.R. is 香港.
What are people from Hong Kong S.A.R. called?
People from Hong Kong S.A.R. are referred to as Hong Kong, Hong Kongese.
What is the phone calling code for Hong Kong S.A.R.?
The international dialing code for Hong Kong S.A.R. is +852.
What is the internet domain for Hong Kong S.A.R.?
The country code top-level domain (ccTLD) for Hong Kong S.A.R. is .hk.
What time zone is Hong Kong S.A.R. in?
Hong Kong S.A.R. uses the Asia/Hong_Kong time zone.
What is Hong Kong S.A.R. known for?
Nestled on China’s southeastern coast, Hong Kong SAR blends the dynamism of a global financial hub with a tapestry of heritage and modernity.
What is the capital of Japan?
The capital of Japan is Tokyo.
What is the population of Japan?
Japan has a recorded population of approximately 123,975,371 people.
How big is Japan?
Japan covers an area of about 377,969 km².
What is the population density of Japan?
Japan has a population density of roughly 328 /km² (people per square kilometre).
What is the GDP of Japan?
Japan has a gross domestic product (GDP) of approximately $4.03 trillion as of 2024.
What is the GDP per capita of Japan?
Japan has a GDP per capita of approximately $32,487.
What currency is used in Japan?
Japan uses the Japanese yen (JPY), with the symbol ¥.
Where is Japan located?
Japan is located in Eastern Asia, Asia.
What is the native name of Japan?
The native name of Japan is 日本.
What are people from Japan called?
People from Japan are referred to as Japanese.
What is the phone calling code for Japan?
The international dialing code for Japan is +81.
What is the internet domain for Japan?
The country code top-level domain (ccTLD) for Japan is .jp.
What time zone is Japan in?
Japan uses the Asia/Tokyo time zone.
What is Japan known for?
Japan, an island nation where ancient traditions meet cutting‑edge technology, captivates visitors with its harmonious blend of natural beauty, cultural depth, and urban dynamism.