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Compare up to four world profiles across people, economy, geography, practical details, and defining facts. Every card links deeper into the full country page.

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Flag of Hong Kong
HK · Asia

Hong Kong

Hong Kong is a special administrative region on China’s southern coast. It is known for its high-density skyline, deep-water port, financial services, Cantonese culture, and role as a gateway between mainland China and global markets.

Capital
Hong Kong
Currency
Hong Kong dollar (HKD)
Languages
Chinese, English
Open profile
Flag of China
CN · Asia

China

China covers a vast part of East Asia, from the Pacific coast to high plateaus, deserts, and major river basins. Beijing is the capital, while Shanghai, Shenzhen, Guangzhou, and other cities anchor one of the world’s largest economies.

Capital
Beijing
Currency
Chinese yuan (CNY)
Languages
Chinese
Open profile
Flag of Japan
JP · Asia

Japan

Japan is an East Asian archipelago in the northwest Pacific, with Tokyo as its capital and largest metropolitan center. It is known for advanced technology, long life expectancy, dense cities, refined cultural traditions, and major manufacturing industries.

Capital
Tokyo
Currency
Japanese yen (JPY)
Languages
Japanese
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Data battlecard

Scan the differences

Population

Hong Kong7.4M
UN DESA · 2026 medium projection
China1.4B
UN DESA · 2026 medium projection
Japan122.4M
UN DESA · 2026 medium projection

GDP

Hong Kong$427.3B
2025 · current USD
China$19.5T
2025 · current USD
Japan$4.4T
2025 · current USD

GDP per person

Hong Kong$57K
2025 · current USD
China$13.9K
2025 · current USD
Japan$36K
2025 · current USD

GDP growth

Hong Kong3.5%
2025 annual growth
China5.0%
2025 annual growth
Japan1.2%
2025 annual growth

Life expectancy

Hong Kong85.9 years
UN DESA · 2026 medium projection
China79.0 years
UN DESA · 2026 medium projection
Japan85.1 years
UN DESA · 2026 medium projection

Area

Hong Kong1,107 km²
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China9,706,961 km²
Open country catalog
Japan377,930 km²
Open country catalog

Median age

Hong Kong47.9 years
UN DESA · 2026 medium projection
China40.6 years
UN DESA · 2026 medium projection
Japan50.2 years
UN DESA · 2026 medium projection

Urban share

Hong Kong100%
World Bank · 2024
China66.3%
World Bank · 2025
Japan92.3%
World Bank · 2025

Guess bigger

Which has more people?

Hong Kong
China
Reveal answer

China leads this comparison with 1.4B people.

Special administrative region of China

Hong Kong essentials

Subregion
Eastern Asia
Time zones
Hong Kong Time (UTC+8)
Driving side
Left
Plug types
Type G
Emergency
999
  • Hong Kong has coastal access.
  • It shares land borders with China.
  • Hong Kong is a special administrative region of China.
Sovereign country profile

China essentials

Subregion
Eastern Asia
Time zones
China Standard Time (UTC+8)
Driving side
Right
Plug types
Type A / C / I
Emergency
Police 110; ambulance 120; fire 119
  • Beijing is the capital city.
  • China covers 9,706,961 km².
  • China has coastal access.
Sovereign country profile

Japan essentials

Subregion
Eastern Asia
Time zones
Japan Standard Time (UTC+9)
Driving side
Left
Plug types
Type A / B
Emergency
Police 110; fire/ambulance 119; coast guard 118
  • Tokyo is the capital city.
  • Japan covers 377,930 km².
  • Japan is an island nation with no land borders.