Iran, Islamic Republic of vs Saudi Arabia: Cumulative CO₂ emissions, gaps filled

Iran, Islamic Republic of
21.81 billion tonnes
in 2024
Saudi Arabia
19.02 billion tonnes
in 2024
Iran, Islamic Republic of rank
15th
Saudi Arabia rank
18th

Cumulative CO₂ emissions, gaps filled over time

  • Iran, Islamic Republic of
  • Saudi Arabia
05.0B10.0B15.0B20.0B190619652024

How they compare

Iran, Islamic Republic of currently reports 21.81 billion tonnes against 19.02 billion tonnes in Saudi Arabia, a difference of 2.79 billion tonnes.

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

Across all 89 years both countries report, Iran, Islamic Republic of has been ahead every year.

Iran, Islamic Republic of ranks 15th and Saudi Arabia ranks 18th of 215 countries.

Iran, Islamic Republic of has averaged higher in every one of the 10 decades both report.

Head to head by decade

Decade Iran, Islamic Republic of Saudi Arabia Difference Ahead
1930s 342.23 million tonnes 542,271 tonnes 341.69 million tonnes Iran, Islamic Republic of
1940s 590.37 million tonnes 41.75 million tonnes 548.62 million tonnes Iran, Islamic Republic of
1950s 854.43 million tonnes 130.17 million tonnes 724.26 million tonnes Iran, Islamic Republic of
1960s 1.19 billion tonnes 179.21 million tonnes 1.01 billion tonnes Iran, Islamic Republic of
1970s 2.16 billion tonnes 699.96 million tonnes 1.46 billion tonnes Iran, Islamic Republic of
1980s 3.62 billion tonnes 2.13 billion tonnes 1.48 billion tonnes Iran, Islamic Republic of
1990s 5.70 billion tonnes 4.37 billion tonnes 1.33 billion tonnes Iran, Islamic Republic of
2000s 9.35 billion tonnes 7.53 billion tonnes 1.82 billion tonnes Iran, Islamic Republic of
2010s 14.94 billion tonnes 12.74 billion tonnes 2.19 billion tonnes Iran, Islamic Republic of
2020s 20.24 billion tonnes 17.65 billion tonnes 2.59 billion tonnes Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions, gaps filled, Iran, Islamic Republic of or Saudi Arabia?
Iran, Islamic Republic of, at 21.81 billion tonnes against 19.02 billion tonnes in Saudi Arabia as of 2024.
What is the difference in cumulative co₂ emissions, gaps filled between Iran, Islamic Republic of and Saudi Arabia?
2.79 billion tonnes, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Saudi Arabia?
89 years are reported by both, from 1936 to 2024.
How do Iran, Islamic Republic of and Saudi Arabia rank globally for cumulative co₂ emissions, gaps filled?
Iran, Islamic Republic of ranks 15th and Saudi Arabia ranks 18th of 215 countries.
Where does this data come from?
Statizoid (derived), published as Cumulative CO₂ emissions, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Saudi Arabia: Cumulative CO₂ emissions, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 16 September 2026, from https://climate.statizoid.com/compare/cumulative-co2-emissions-gaps-filled/iran-islamic-rep/saudi-arabia/

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About this data

Indicator
Cumulative CO₂ emissions, gaps filled
Unit
tonnes
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
215 places, 23,492 data points, 1750–2024
Last refreshed

Cumulative CO₂ emissions with 84 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.