Guam vs Japan: Gross Domestic Product, GDP in millions constant 2021 international $

Guam
19.1 units per square kilometre
in 2023
Japan
15.63 units per square kilometre
in 2023
Guam rank
13th
Japan rank
16th

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

  • Guam
  • Japan
05101520199120072023

How they compare

Guam currently reports 19.1 units per square kilometre against 15.63 units per square kilometre in Japan, a difference of 3.47 units per square kilometre.

That makes Guam's figure about 1.2 times Japan's.

The two have swapped places 1 time across 33 shared years of data; in 1991 it was Japan ahead.

Guam ranks 13th and Japan ranks 16th of 186 countries.

Across the 4 decades both report, Guam averaged higher in 3 and Japan in 1.

Head to head by decade

Decade Guam Japan Difference Ahead
1990s 12.32 units per square kilometre 12.88 units per square kilometre 0.5509 units per square kilometre Japan
2000s 16.36 units per square kilometre 14.11 units per square kilometre 2.26 units per square kilometre Guam
2010s 18.53 units per square kilometre 15.01 units per square kilometre 3.53 units per square kilometre Guam
2020s 18.17 units per square kilometre 15.31 units per square kilometre 2.85 units per square kilometre Guam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross domestic product, gdp in millions constant 2021 international $, Guam or Japan?
Guam, at 19.1 units per square kilometre against 15.63 units per square kilometre in Japan as of 2023.
What is the difference in gross domestic product, gdp in millions constant 2021 international $ between Guam and Japan?
3.47 units per square kilometre, with Guam ahead.
How many years of comparable data are there for Guam and Japan?
33 years are reported by both, from 1991 to 2023.
How do Guam and Japan rank globally for gross domestic product, gdp in millions constant 2021 international $?
Guam ranks 13th and Japan ranks 16th 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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Guam vs Japan: Gross Domestic Product, GDP in millions constant 2021 international $. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://economy.statizoid.com/compare/gross-domestic-product-gdp-in-millions-constant-2021-international-at-ppp-ilo-modelled-4/guam/japan/

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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.