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

Brazil
29.32 terawatt-hours
in 2025
Iran, Islamic Republic of
31.82 terawatt-hours
in 2025
Brazil rank
14th
Iran, Islamic Republic of rank
12th

Annual change in primary energy from fossil fuels over time

  • Brazil
  • Iran, Islamic Republic of
-200-1000100200196619952025

How they compare

Iran, Islamic Republic of currently reports 31.82 terawatt-hours against 29.32 terawatt-hours in Brazil, a difference of 2.5 terawatt-hours.

That makes Iran, Islamic Republic of's figure about 1.1 times Brazil's.

The two have swapped places 23 times across 60 shared years of data; in 1966 it was Brazil ahead.

Brazil ranks 14th and Iran, Islamic Republic of ranks 12th of 76 countries.

Across the 7 decades both report, Brazil averaged higher in 2 and Iran, Islamic Republic of in 5.

Head to head by decade

Decade Brazil Iran, Islamic Republic of Difference Ahead
1960s 22.68 terawatt-hours 10.43 terawatt-hours 12.25 terawatt-hours Brazil
1970s 46.62 terawatt-hours 28.81 terawatt-hours 17.81 terawatt-hours Brazil
1980s 12.48 terawatt-hours 27.9 terawatt-hours 15.42 terawatt-hours Iran, Islamic Republic of
1990s 39.92 terawatt-hours 61.52 terawatt-hours 21.6 terawatt-hours Iran, Islamic Republic of
2000s 28.23 terawatt-hours 104.36 terawatt-hours 76.14 terawatt-hours Iran, Islamic Republic of
2010s 31.09 terawatt-hours 82.85 terawatt-hours 51.76 terawatt-hours Iran, Islamic Republic of
2020s 10.8 terawatt-hours 77.99 terawatt-hours 67.19 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, Brazil or Iran, Islamic Republic of?
Iran, Islamic Republic of, at 31.82 terawatt-hours against 29.32 terawatt-hours in Brazil as of 2025.
What is the difference in annual change in primary energy from fossil fuels between Brazil and Iran, Islamic Republic of?
2.5 terawatt-hours, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Brazil and Iran, Islamic Republic of?
60 years are reported by both, from 1966 to 2025.
How do Brazil and Iran, Islamic Republic of rank globally for annual change in primary energy from fossil fuels?
Brazil ranks 14th and Iran, Islamic Republic of ranks 12th 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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Brazil vs Iran, Islamic Republic of: 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/brazil/iran-islamic-rep/

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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.