Iran, Islamic Republic of vs Ukraine: Annual change in primary energy from fossil fuels

Iran, Islamic Republic of
31.82 terawatt-hours
in 2025
Ukraine
27.02 terawatt-hours
in 2025
Iran, Islamic Republic of rank
12th
Ukraine rank
15th

Annual change in primary energy from fossil fuels over time

  • Iran, Islamic Republic of
  • Ukraine
-400-2000200400196619952025

How they compare

Iran, Islamic Republic of currently reports 31.82 terawatt-hours against 27.02 terawatt-hours in Ukraine, a difference of 4.8 terawatt-hours.

That makes Iran, Islamic Republic of's figure about 1.2 times Ukraine's.

The two have swapped places 9 times across 40 shared years of data; in 1986 it was Ukraine ahead.

Iran, Islamic Republic of ranks 12th and Ukraine ranks 15th of 76 countries.

Iran, Islamic Republic of has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Iran, Islamic Republic of Ukraine Difference Ahead
1980s 18.64 terawatt-hours -21.09 terawatt-hours 39.73 terawatt-hours Iran, Islamic Republic of
1990s 61.52 terawatt-hours -117.96 terawatt-hours 179.48 terawatt-hours Iran, Islamic Republic of
2000s 104.36 terawatt-hours -25.93 terawatt-hours 130.29 terawatt-hours Iran, Islamic Republic of
2010s 82.85 terawatt-hours -36.09 terawatt-hours 118.94 terawatt-hours Iran, Islamic Republic of
2020s 77.99 terawatt-hours -39.25 terawatt-hours 117.23 terawatt-hours Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from fossil fuels, Iran, Islamic Republic of or Ukraine?
Iran, Islamic Republic of, at 31.82 terawatt-hours against 27.02 terawatt-hours in Ukraine as of 2025.
What is the difference in annual change in primary energy from fossil fuels between Iran, Islamic Republic of and Ukraine?
4.8 terawatt-hours, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Ukraine?
40 years are reported by both, from 1986 to 2025.
How do Iran, Islamic Republic of and Ukraine rank globally for annual change in primary energy from fossil fuels?
Iran, Islamic Republic of ranks 12th and Ukraine ranks 15th of 76 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual change in primary energy from fossil fuels. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Ukraine: Annual change in primary energy from fossil fuels. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 24 August 2026, from https://energy.statizoid.com/compare/annual-change-fossil-fuels/iran-islamic-rep/ukraine/

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About this data

Indicator
Annual change in primary energy from fossil fuels
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
78 places, 3,835 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.