Iran vs Spain: Annual carbon dioxide emissions
Iran
11.80 million
in 2026
Spain
11.40 million
in 2026
Iran rank
47th
Spain rank
48th
Annual carbon dioxide emissions over time
- Iran
- Spain
How they compare
Iran currently reports 11.80 million against 11.40 million in Spain, a difference of 401,300.
The two have swapped places 7 times across 24 shared years of data; in 2003 it was Spain ahead.
Iran ranks 47th and Spain ranks 48th of 248 countries.
Iran has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Iran | Spain | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 6.80 million | 5.68 million | 1.11 million | Iran |
| 2010s | 7.90 million | 4.16 million | 3.74 million | Iran |
| 2020s | 14.24 million | 7.97 million | 6.27 million | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual carbon dioxide emissions, Iran or Spain?
- Iran, at 11.80 million against 11.40 million in Spain as of 2026.
- What is the difference in annual carbon dioxide emissions between Iran and Spain?
- 401,300, with Iran ahead.
- How many years of comparable data are there for Iran and Spain?
- 24 years are reported by both, from 2003 to 2026.
- How do Iran and Spain rank globally for annual carbon dioxide emissions?
- Iran ranks 47th and Spain ranks 48th of 248 countries.
- Where does this data come from?
- Our World in Data, published as Annual carbon dioxide emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.