Iran vs Saudi Arabia: Cumulative CO₂ emissions by world region, gaps filled
Iran
21.81 billion tonnes
in 2024
Saudi Arabia
19.02 billion tonnes
in 2024
Iran rank
15th
Saudi Arabia rank
18th
Cumulative CO₂ emissions by world region, gaps filled over time
- Iran
- Saudi Arabia
How they compare
Iran currently reports 21.81 billion tonnes against 19.02 billion tonnes in Saudi Arabia, a difference of 2.79 billion tonnes.
That makes Iran's figure about 1.1 times Saudi Arabia's.
Across all 89 years both countries report, Iran has been ahead every year.
Iran ranks 15th and Saudi Arabia ranks 18th of 215 countries.
Iran has averaged higher in every one of the 10 decades both report.
Head to head by decade
| Decade | Iran | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1930s | 342.23 million tonnes | 542,271 tonnes | 341.69 million tonnes | Iran |
| 1940s | 590.37 million tonnes | 41.75 million tonnes | 548.62 million tonnes | Iran |
| 1950s | 854.43 million tonnes | 130.17 million tonnes | 724.26 million tonnes | Iran |
| 1960s | 1.19 billion tonnes | 179.21 million tonnes | 1.01 billion tonnes | Iran |
| 1970s | 2.16 billion tonnes | 699.96 million tonnes | 1.46 billion tonnes | Iran |
| 1980s | 3.62 billion tonnes | 2.13 billion tonnes | 1.48 billion tonnes | Iran |
| 1990s | 5.70 billion tonnes | 4.37 billion tonnes | 1.33 billion tonnes | Iran |
| 2000s | 9.35 billion tonnes | 7.53 billion tonnes | 1.82 billion tonnes | Iran |
| 2010s | 14.94 billion tonnes | 12.74 billion tonnes | 2.19 billion tonnes | Iran |
| 2020s | 20.24 billion tonnes | 17.65 billion tonnes | 2.59 billion tonnes | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher cumulative co₂ emissions by world region, gaps filled, Iran or Saudi Arabia?
- Iran, at 21.81 billion tonnes against 19.02 billion tonnes in Saudi Arabia as of 2024.
- What is the difference in cumulative co₂ emissions by world region, gaps filled between Iran and Saudi Arabia?
- 2.79 billion tonnes, with Iran ahead.
- How many years of comparable data are there for Iran and Saudi Arabia?
- 89 years are reported by both, from 1936 to 2024.
- How do Iran and Saudi Arabia rank globally for cumulative co₂ emissions by world region, gaps filled?
- Iran ranks 15th and Saudi Arabia ranks 18th of 215 countries.
- Where does this data come from?
- Statizoid (derived), published as Cumulative CO₂ emissions by world region, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Cumulative CO₂ emissions by world region 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.