Iran, Islamic Republic of vs Saudi Arabia: Primary energy use

Iran, Islamic Republic of
3,688 terawatt-hours
in 2025
Saudi Arabia
3,340 terawatt-hours
in 2025
Iran, Islamic Republic of rank
7th
Saudi Arabia rank
10th

Primary energy use over time

  • Iran, Islamic Republic of
  • Saudi Arabia
01.0k2.0k3.0k4.0k196519952025

How they compare

Iran, Islamic Republic of currently reports 3,688 terawatt-hours against 3,340 terawatt-hours in Saudi Arabia, a difference of 348 terawatt-hours.

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

The two have swapped places 5 times across 61 shared years of data; in 1965 it was Saudi Arabia ahead.

Iran, Islamic Republic of ranks 7th and Saudi Arabia ranks 10th of 219 countries.

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

Head to head by decade

Decade Iran, Islamic Republic of Saudi Arabia Difference Ahead
1960s 113.88 terawatt-hours 242.08 terawatt-hours 128.2 terawatt-hours Saudi Arabia
1970s 295.7 terawatt-hours 317.26 terawatt-hours 21.56 terawatt-hours Saudi Arabia
1980s 555.53 terawatt-hours 685.92 terawatt-hours 130.39 terawatt-hours Saudi Arabia
1990s 1,039 terawatt-hours 1,106 terawatt-hours 67.28 terawatt-hours Saudi Arabia
2000s 1,883 terawatt-hours 1,750 terawatt-hours 132.87 terawatt-hours Iran, Islamic Republic of
2010s 2,793 terawatt-hours 2,887 terawatt-hours 94.49 terawatt-hours Saudi Arabia
2020s 3,526 terawatt-hours 3,131 terawatt-hours 394.08 terawatt-hours Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy use, Iran, Islamic Republic of or Saudi Arabia?
Iran, Islamic Republic of, at 3,688 terawatt-hours against 3,340 terawatt-hours in Saudi Arabia as of 2025.
What is the difference in primary energy use between Iran, Islamic Republic of and Saudi Arabia?
348 terawatt-hours, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Saudi Arabia?
61 years are reported by both, from 1965 to 2025.
How do Iran, Islamic Republic of and Saudi Arabia rank globally for primary energy use?
Iran, Islamic Republic of ranks 7th and Saudi Arabia ranks 10th of 219 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Primary energy use. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Iran, Islamic Republic of vs Saudi Arabia: Primary energy use. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 24 August 2026, from https://energy.statizoid.com/compare/primary-energy-consumption-by-region/iran-islamic-rep/saudi-arabia/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://energy.statizoid.com/compare/primary-energy-consumption-by-region/iran-islamic-rep/saudi-arabia/">Iran, Islamic Republic of vs Saudi Arabia: Primary energy use</a> β€” Statizoid

About this data

Indicator
Primary energy use
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
221 places, 10,722 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.