What is the difference in gdp (constant 2015 us$), per unit of gdp between Japan and Republic of Korea?

0.04 constant 2015 US$ per US$ of GDP, with Japan ahead.

How many years of comparable data are there for Japan and Republic of Korea?

66 years are reported by both, from 1960 to 2025.

Where does this data come from?

Statizoid (derived), published as GDP (constant 2015 US$), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Republic of Korea: GDP (constant 2015 US$), per unit of GDP

Japan

1.07 constant 2015 US$ per US$ of GDP

in 2025

Republic of Korea

1.03 constant 2015 US$ per US$ of GDP

in 2025

Japan rank

15th

Republic of Korea rank

18th

GDP (constant 2015 US$), per unit of GDP over time

Japan
Republic of Korea

How they compare

Japan currently reports 1.07 constant 2015 US$ per US$ of GDP against 1.03 constant 2015 US$ per US$ of GDP in Republic of Korea, a difference of 0.04 constant 2015 US$ per US$ of GDP.

The two have swapped places 4 times across 66 shared years of data; in 1960 it was Japan ahead.

Japan ranks 15th and Republic of Korea ranks 18th of 210 countries.

Across the 7 decades both report, Japan averaged higher in 2 and Republic of Korea in 5.

Head to head by decade

Decade	Japan	Republic of Korea	Difference	Ahead
1960s	9.89 constant 2015 US$ per US$ of GDP	9.32 constant 2015 US$ per US$ of GDP	0.5686 constant 2015 US$ per US$ of GDP	Japan
1970s	3.88 constant 2015 US$ per US$ of GDP	4.95 constant 2015 US$ per US$ of GDP	1.07 constant 2015 US$ per US$ of GDP	Republic of Korea
1980s	1.64 constant 2015 US$ per US$ of GDP	2.16 constant 2015 US$ per US$ of GDP	0.5199 constant 2015 US$ per US$ of GDP	Republic of Korea
1990s	0.8655 constant 2015 US$ per US$ of GDP	1.32 constant 2015 US$ per US$ of GDP	0.4505 constant 2015 US$ per US$ of GDP	Republic of Korea
2000s	0.8779 constant 2015 US$ per US$ of GDP	1.24 constant 2015 US$ per US$ of GDP	0.3652 constant 2015 US$ per US$ of GDP	Republic of Korea
2010s	0.8438 constant 2015 US$ per US$ of GDP	1.01 constant 2015 US$ per US$ of GDP	0.1622 constant 2015 US$ per US$ of GDP	Republic of Korea
2020s	1.01 constant 2015 US$ per US$ of GDP	1 constant 2015 US$ per US$ of GDP	0.0091 constant 2015 US$ per US$ of GDP	Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gdp (constant 2015 us$), per unit of gdp, Japan or Republic of Korea?: Japan, at 1.07 constant 2015 US$ per US$ of GDP against 1.03 constant 2015 US$ per US$ of GDP in Republic of Korea as of 2025.
What is the difference in gdp (constant 2015 us$), per unit of gdp between Japan and Republic of Korea?: 0.04 constant 2015 US$ per US$ of GDP, with Japan ahead.
How many years of comparable data are there for Japan and Republic of Korea?: 66 years are reported by both, from 1960 to 2025.
How do Japan and Republic of Korea rank globally for gdp (constant 2015 us$), per unit of gdp?: Japan ranks 15th and Republic of Korea ranks 18th of 210 countries.
Where does this data come from?: Statizoid (derived), published as GDP (constant 2015 US$), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Republic of Korea: GDP (constant 2015 US$), per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 05 September 2026, from https://economy.statizoid.com/compare/gdp-constant-2015-us-per-unit-of-gdp/japan/korea-rep/

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About this data

Indicator: GDP (constant 2015 US$), per unit of GDP
Unit: constant 2015 US$ per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 258 places, 14,390 data points, 1960–2025
Last refreshed: 26 August 2026

GDP (constant 2015 US$) divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.