Japan vs South Korea: GERD as a percentage of GDP

Japan
3.4%
in 2023
South Korea
4.9%
in 2023
Japan rank
5th
South Korea rank
2nd

GERD as a percentage of GDP over time

  • Japan
  • South Korea
012345199620092023

How they compare

South Korea currently reports 4.9% against 3.4% in Japan, a difference of 1.5%.

That makes South Korea's figure about 1.4 times Japan's.

The two have swapped places 1 time across 28 shared years of data; in 1996 it was Japan ahead.

Japan ranks 5th and South Korea ranks 2nd of 116 countries.

Across the 4 decades both report, Japan averaged higher in 2 and South Korea in 2.

Head to head by decade

Decade Japan South Korea Difference Ahead
1990s 2.8% 2.1% 0.7% Japan
2000s 3.1% 2.5% 0.6% Japan
2010s 3.2% 3.8% 0.6% South Korea
2020s 3.3% 4.7% 1.4% South Korea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gerd as a percentage of gdp, Japan or South Korea?
South Korea, at 4.9% against 3.4% in Japan as of 2023.
What is the difference in gerd as a percentage of gdp between Japan and South Korea?
1.5%, with South Korea ahead.
How many years of comparable data are there for Japan and South Korea?
28 years are reported by both, from 1996 to 2023.
How do Japan and South Korea rank globally for gerd as a percentage of gdp?
Japan ranks 5th and South Korea ranks 2nd of 116 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as GERD as a percentage of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs South Korea: GERD as a percentage of GDP. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 08 November 2026, from https://science-tech.statizoid.com/compare/gerd-as-a-percentage-of-gdp/japan/korea-rep/

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About this data

Indicator
GERD as a percentage of GDP
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
166 places, 3,775 data points, 1996–2024
Last refreshed

February 2026 Data Release