Hong Kong vs World: Gross Domestic Product, GDP in millions constant 2021 international $

Hong Kong
462.46 units per square kilometre
in 2023
World
1.29 units per square kilometre
in 2023
Hong Kong rank
3rd
World rank
1st

Gross Domestic Product, GDP in millions constant 2021 international $ over time

  • Hong Kong
  • World
0100200300400500199120072023

How they compare

Hong Kong currently reports 462.46 units per square kilometre against 1.29 units per square kilometre in World, a difference of 461.17 units per square kilometre.

That makes Hong Kong's figure about 358.6 times World's.

Across all 33 years both countries report, Hong Kong has been ahead every year.

Hong Kong ranks 3rd and World ranks 1st of 186 countries.

Hong Kong has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Hong Kong World Difference Ahead
1990s 222.88 units per square kilometre 0.5375 units per square kilometre 222.34 units per square kilometre Hong Kong
2000s 303.56 units per square kilometre 0.7325 units per square kilometre 302.83 units per square kilometre Hong Kong
2010s 430.09 units per square kilometre 1.01 units per square kilometre 429.08 units per square kilometre Hong Kong
2020s 453.14 units per square kilometre 1.22 units per square kilometre 451.93 units per square kilometre Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross domestic product, gdp in millions constant 2021 international $, Hong Kong or World?
Hong Kong, at 462.46 units per square kilometre against 1.29 units per square kilometre in World as of 2023.
What is the difference in gross domestic product, gdp in millions constant 2021 international $ between Hong Kong and World?
461.17 units per square kilometre, with Hong Kong ahead.
How many years of comparable data are there for Hong Kong and World?
33 years are reported by both, from 1991 to 2023.
How do Hong Kong and World rank globally for gross domestic product, gdp in millions constant 2021 international $?
Hong Kong ranks 3rd and World ranks 1st of 186 countries.
Where does this data come from?
Statizoid (derived), published as Gross Domestic Product, GDP in millions constant 2021 international $ at PPP (ILO modelled estimates), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong vs World: Gross Domestic Product, GDP in millions constant 2021 international $. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://economy.statizoid.com/compare/gross-domestic-product-gdp-in-millions-constant-2021-international-at-ppp-ilo-modelled-4/hong-kong-sar-china/world/

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About this data

Indicator
Gross Domestic Product, GDP in millions constant 2021 international $ at PPP (ILO modelled estimates), per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
189 places, 6,114 data points, 1991–2023
Last refreshed

Gross Domestic Product, GDP in millions constant 2021 international $ at PPP (ILO modelled estimates) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.