Iran, Islamic Republic of vs United States: Fossil fuel production by fuel
Iran, Islamic Republic of
2,648 terawatt-hours
in 2025
United States
10,737 terawatt-hours
in 2025
Iran, Islamic Republic of rank
4th
United States rank
1st
Fossil fuel production by fuel over time
- Iran, Islamic Republic of
- United States
How they compare
United States currently reports 10,737 terawatt-hours against 2,648 terawatt-hours in Iran, Islamic Republic of, a difference of 8,089 terawatt-hours.
That makes United States's figure about 4.1 times Iran, Islamic Republic of's.
Across all 126 years both countries report, United States has been ahead every year.
Iran, Islamic Republic of ranks 4th and United States ranks 1st of 220 countries.
United States has averaged higher in every one of the 13 decades both report.
Head to head by decade
| Decade | Iran, Islamic Republic of | United States | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 0 terawatt-hours | 109.78 terawatt-hours | 109.78 terawatt-hours | United States |
| 1910s | 0 terawatt-hours | 191.01 terawatt-hours | 191.01 terawatt-hours | United States |
| 1920s | 0 terawatt-hours | 370.08 terawatt-hours | 370.08 terawatt-hours | United States |
| 1930s | 0 terawatt-hours | 675.33 terawatt-hours | 675.33 terawatt-hours | United States |
| 1940s | 0 terawatt-hours | 1,228 terawatt-hours | 1,228 terawatt-hours | United States |
| 1950s | 3.78 terawatt-hours | 2,827 terawatt-hours | 2,823 terawatt-hours | United States |
| 1960s | 18.98 terawatt-hours | 4,951 terawatt-hours | 4,932 terawatt-hours | United States |
| 1970s | 107.93 terawatt-hours | 5,481 terawatt-hours | 5,373 terawatt-hours | United States |
| 1980s | 91.27 terawatt-hours | 4,712 terawatt-hours | 4,620 terawatt-hours | United States |
| 1990s | 333.75 terawatt-hours | 5,002 terawatt-hours | 4,668 terawatt-hours | United States |
| 2000s | 941.72 terawatt-hours | 5,199 terawatt-hours | 4,258 terawatt-hours | United States |
| 2010s | 1,830 terawatt-hours | 7,186 terawatt-hours | 5,356 terawatt-hours | United States |
| 2020s | 2,522 terawatt-hours | 9,991 terawatt-hours | 7,469 terawatt-hours | United States |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel production by fuel, Iran, Islamic Republic of or United States?
- United States, at 10,737 terawatt-hours against 2,648 terawatt-hours in Iran, Islamic Republic of as of 2025.
- What is the difference in fossil fuel production by fuel between Iran, Islamic Republic of and United States?
- 8,089 terawatt-hours, with United States ahead.
- How many years of comparable data are there for Iran, Islamic Republic of and United States?
- 126 years are reported by both, from 1900 to 2025.
- How do Iran, Islamic Republic of and United States rank globally for fossil fuel production by fuel?
- Iran, Islamic Republic of ranks 4th and United States ranks 1st of 220 countries.
- Where does this data come from?
- Energy Institute – Statistical Review of World Energy (2026); Etemad & Luciani (1991); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Fossil fuel production by fuel. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours. Excludes gas flared or recycled. Includes natural gas produced for Gas-to-Liquids transformation.