Iran (Islamic Republic of) vs OECD (EI): Fossil fuel production by fuel

Iran (Islamic Republic of)
2,648 terawatt-hours
in 2025
OECD (EI)
16,830 terawatt-hours
in 2025
Iran (Islamic Republic of) rank
4th
OECD (EI) rank
1st

Fossil fuel production by fuel over time

  • Iran (Islamic Republic of)
  • OECD (EI)
05.0k10.0k15.0k190019622025

How they compare

OECD (EI) currently reports 16,830 terawatt-hours against 2,648 terawatt-hours in Iran (Islamic Republic of), a difference of 14,182 terawatt-hours.

That makes OECD (EI)'s figure about 6.4 times Iran (Islamic Republic of)'s.

Across all 56 years both countries report, OECD (EI) has been ahead every year.

Iran (Islamic Republic of) ranks 4th and OECD (EI) ranks 1st of 220 countries.

OECD (EI) has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade Iran (Islamic Republic of) OECD (EI) Difference Ahead
1970s 107.93 terawatt-hours 7,973 terawatt-hours 7,865 terawatt-hours OECD (EI)
1980s 91.27 terawatt-hours 7,857 terawatt-hours 7,766 terawatt-hours OECD (EI)
1990s 333.75 terawatt-hours 9,398 terawatt-hours 9,064 terawatt-hours OECD (EI)
2000s 941.72 terawatt-hours 10,771 terawatt-hours 9,829 terawatt-hours OECD (EI)
2010s 1,830 terawatt-hours 12,773 terawatt-hours 10,943 terawatt-hours OECD (EI)
2020s 2,522 terawatt-hours 15,978 terawatt-hours 13,456 terawatt-hours OECD (EI)

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 OECD (EI)?
OECD (EI), at 16,830 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 OECD (EI)?
14,182 terawatt-hours, with OECD (EI) ahead.
How many years of comparable data are there for Iran (Islamic Republic of) and OECD (EI)?
56 years are reported by both, from 1970 to 2025.
How do Iran (Islamic Republic of) and OECD (EI) rank globally for fossil fuel production by fuel?
Iran (Islamic Republic of) ranks 4th and OECD (EI) 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.

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Iran (Islamic Republic of) vs OECD (EI): Fossil fuel production by fuel. Statizoid, drawing on 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. Retrieved 21 August 2026, from https://energy.statizoid.com/compare/fossil-fuel-production-over-the-long-term/iran-islamic-rep/oecd-ei/

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About this data

Indicator
Fossil fuel production by fuel
Unit
terawatt-hours
Source
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
Licence
CC BY 4.0 (Our World in Data)
Coverage
222 places, 14,959 data points, 1900–2025
Last refreshed

Measured in terawatt-hours. Excludes gas flared or recycled. Includes natural gas produced for Gas-to-Liquids transformation.