What is the difference in share of primary energy use by source between Iran (Islamic Republic of) and Oman?

1.1%, with Iran (Islamic Republic of) ahead.

How many years of comparable data are there for Iran (Islamic Republic of) and Oman?

48 years are reported by both, from 1978 to 2025.

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 Share of primary energy use by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran (Islamic Republic of) vs Oman: Share of primary energy use by source

Iran (Islamic Republic of)

69.5%

in 2025

Oman

68.4%

in 2025

Iran (Islamic Republic of) rank

5th

Oman rank

6th

Share of primary energy use by source over time

Iran (Islamic Republic of)
Oman

How they compare

Iran (Islamic Republic of) currently reports 69.5% against 68.4% in Oman, a difference of 1.1%.

The two have swapped places 3 times across 48 shared years of data; in 1978 it was Oman ahead.

Iran (Islamic Republic of) ranks 5th and Oman ranks 6th of 77 countries.

Oman has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Iran (Islamic Republic of)	Oman	Difference	Ahead
1970s	10.8%	22.4%	11.6%	Oman
1980s	15.9%	49.4%	33.4%	Oman
1990s	31.3%	52.6%	21.3%	Oman
2000s	50.3%	68.8%	18.5%	Oman
2010s	63.9%	68.0%	4.0%	Oman
2020s	69.1%	70.3%	1.2%	Oman

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of primary energy use by source, Iran (Islamic Republic of) or Oman?: Iran (Islamic Republic of), at 69.5% against 68.4% in Oman as of 2025.
What is the difference in share of primary energy use by source between Iran (Islamic Republic of) and Oman?: 1.1%, with Iran (Islamic Republic of) ahead.
How many years of comparable data are there for Iran (Islamic Republic of) and Oman?: 48 years are reported by both, from 1978 to 2025.
How do Iran (Islamic Republic of) and Oman rank globally for share of primary energy use by source?: Iran (Islamic Republic of) ranks 5th and Oman ranks 6th of 77 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 Share of primary energy use by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran (Islamic Republic of) vs Oman: Share of primary energy use by source. 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 20 August 2026, from https://energy.statizoid.com/compare/share-of-primary-energy-by-source/iran-islamic-rep/oman/

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<a href="https://energy.statizoid.com/compare/share-of-primary-energy-by-source/iran-islamic-rep/oman/">Iran (Islamic Republic of) vs Oman: Share of primary energy use by source</a> — Statizoid

About this data

Indicator: Share of primary energy use by source
Unit: %
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: 79 places, 4,176 data points, 1965–2025
Last refreshed: 11 August 2026

Measured as a percentage of total energy supply.