Iran vs Saudi Arabia: Annual CO₂ emissions by world region
Iran
792.63 million tonnes
in 2024
Saudi Arabia
692.13 million tonnes
in 2024
Iran rank
7th
Saudi Arabia rank
8th
Annual CO₂ emissions by world region over time
- Iran
- Saudi Arabia
How they compare
Iran currently reports 792.63 million tonnes against 692.13 million tonnes in Saudi Arabia, a difference of 100.50 million tonnes.
That makes Iran's figure about 1.1 times Saudi Arabia's.
The two have swapped places 10 times across 89 shared years of data; in 1936 it was Iran ahead.
Iran ranks 7th and Saudi Arabia ranks 8th of 215 countries.
Across the 10 decades both report, Iran averaged higher in 9 and Saudi Arabia in 1.
Head to head by decade
| Decade | Iran | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1930s | 29.77 million tonnes | 472,655 tonnes | 29.30 million tonnes | Iran |
| 1940s | 41.23 million tonnes | 11.91 million tonnes | 29.31 million tonnes | Iran |
| 1950s | 13.67 million tonnes | 1.65 million tonnes | 12.01 million tonnes | Iran |
| 1960s | 55.12 million tonnes | 12.69 million tonnes | 42.43 million tonnes | Iran |
| 1970s | 135.76 million tonnes | 92.49 million tonnes | 43.28 million tonnes | Iran |
| 1980s | 150.77 million tonnes | 179.17 million tonnes | 28.39 million tonnes | Saudi Arabia |
| 1990s | 266.10 million tonnes | 251.94 million tonnes | 14.16 million tonnes | Iran |
| 2000s | 455.48 million tonnes | 399.38 million tonnes | 56.10 million tonnes | Iran |
| 2010s | 636.62 million tonnes | 614.06 million tonnes | 22.56 million tonnes | Iran |
| 2020s | 774.92 million tonnes | 677.11 million tonnes | 97.82 million tonnes | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual co₂ emissions by world region, Iran or Saudi Arabia?
- Iran, at 792.63 million tonnes against 692.13 million tonnes in Saudi Arabia as of 2024.
- What is the difference in annual co₂ emissions by world region between Iran and Saudi Arabia?
- 100.50 million 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 annual co₂ emissions by world region?
- Iran ranks 7th and Saudi Arabia ranks 8th of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Annual CO₂ emissions by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual total emissions of carbon dioxide (CO₂), excluding land-use change, measured in tonnes.