Japan vs South Korea: Electricity Installed Capacity, Megawatt (Fossil fuels)

Japan
184,843
in 2023
South Korea
90,057
in 2023
Japan rank
5th
South Korea rank
6th

Electricity Installed Capacity, Megawatt (Fossil fuels) over time

  • Japan
  • South Korea
50.0k100.0k150.0k200.0k200020112023

How they compare

Japan currently reports 184,843 against 90,057 in South Korea, a difference of 94,786.

That makes Japan's figure about 2.1 times South Korea's.

Across all 24 years both countries report, Japan has been ahead every year.

Japan ranks 5th and South Korea ranks 6th of 224 countries.

Japan has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Japan South Korea Difference Ahead
2000s 175,599 45,356 130,243 Japan
2010s 192,466 70,414 122,051 Japan
2020s 189,790 87,477 102,313 Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher electricity installed capacity, megawatt, Japan or South Korea?
Japan, at 184,843 against 90,057 in South Korea as of 2023.
What is the difference in electricity installed capacity, megawatt between Japan and South Korea?
94,786, with Japan ahead.
How many years of comparable data are there for Japan and South Korea?
24 years are reported by both, from 2000 to 2023.
How do Japan and South Korea rank globally for electricity installed capacity, megawatt?
Japan ranks 5th and South Korea ranks 6th of 224 countries.
Where does this data come from?
International Monetary Fund, published as Electricity Installed Capacity, Megawatt (Fossil fuels). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs South Korea: Electricity Installed Capacity, Megawatt. Statizoid, drawing on International Monetary Fund. Retrieved 25 October 2026, from https://energy.statizoid.com/compare/electricity-installed-capacity-megawatt-fossil-fuels/japan/korea-rep/

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About this data

Indicator
Electricity Installed Capacity, Megawatt (Fossil fuels)
Source
International Monetary Fund
Licence
IMF Terms and Conditions (attribution required)
Coverage
247 places, 5,868 data points, 2000–2023
Last refreshed

This dataset provides information on electricity generation and installed capacity, categorized by energy type (renewable and non-renewable) and five technology types (Fossil fuels, Hydropower, Solar energy, Wind energy, and Bioenergy). The data has been sourced from the International Renewable Energy Agency (https://pxweb.irena.org/pxweb/en/IRENASTAT). The indicators on energy transition have been formulated to help users understand the progress in the adoption of renewable energy sources vis-à-vis the increasing energy requirements.