Iran vs Korea: Fossil fuel consumption
Iran
3,656 terawatt-hours
in 2025
Korea
2,929 terawatt-hours
in 2025
Iran rank
7th
Korea rank
9th
Fossil fuel consumption over time
- Iran
- Korea
How they compare
Iran currently reports 3,656 terawatt-hours against 2,929 terawatt-hours in Korea, a difference of 727 terawatt-hours.
That makes Iran's figure about 1.2 times Korea's.
The two have swapped places 6 times across 61 shared years of data; in 1965 it was Iran ahead.
Iran ranks 7th and Korea ranks 9th of 216 countries.
Across the 7 decades both report, Iran averaged higher in 3 and Korea in 4.
Head to head by decade
| Decade | Iran | Korea | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 111.88 terawatt-hours | 103.78 terawatt-hours | 8.1 terawatt-hours | Iran |
| 1970s | 291.93 terawatt-hours | 267.54 terawatt-hours | 24.39 terawatt-hours | Iran |
| 1980s | 548.94 terawatt-hours | 574.53 terawatt-hours | 25.59 terawatt-hours | Korea |
| 1990s | 1,031 terawatt-hours | 1,475 terawatt-hours | 443.46 terawatt-hours | Korea |
| 2000s | 1,872 terawatt-hours | 2,201 terawatt-hours | 328.1 terawatt-hours | Korea |
| 2010s | 2,765 terawatt-hours | 2,891 terawatt-hours | 126.2 terawatt-hours | Korea |
| 2020s | 3,488 terawatt-hours | 2,954 terawatt-hours | 533.85 terawatt-hours | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel consumption, Iran or Korea?
- Iran, at 3,656 terawatt-hours against 2,929 terawatt-hours in Korea as of 2025.
- What is the difference in fossil fuel consumption between Iran and Korea?
- 727 terawatt-hours, with Iran ahead.
- How many years of comparable data are there for Iran and Korea?
- 61 years are reported by both, from 1965 to 2025.
- How do Iran and Korea rank globally for fossil fuel consumption?
- Iran ranks 7th and Korea ranks 9th of 216 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) and other sources β with major processing by Our World in Data, published as Fossil fuel consumption. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours. Fossil fuels include coal, oil, and gas.