Iran vs Portugal: Per capita CO₂ emissions from transport
Iran
1,639 kilograms per person
in 2023
Portugal
1,675 kilograms per person
in 2023
Iran rank
46th
Portugal rank
44th
Per capita CO₂ emissions from transport over time
- Iran
- Portugal
How they compare
Portugal currently reports 1,675 kilograms per person against 1,639 kilograms per person in Iran, a difference of 36 kilograms per person.
The two have swapped places 4 times across 34 shared years of data; in 1990 it was Portugal ahead.
Iran ranks 46th and Portugal ranks 44th of 191 countries.
Across the 4 decades both report, Iran averaged higher in 2 and Portugal in 2.
Head to head by decade
| Decade | Iran | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 871.86 kilograms per person | 1,274 kilograms per person | 402.42 kilograms per person | Portugal |
| 2000s | 1,395 kilograms per person | 1,803 kilograms per person | 408.04 kilograms per person | Portugal |
| 2010s | 1,612 kilograms per person | 1,590 kilograms per person | 22.53 kilograms per person | Iran |
| 2020s | 1,627 kilograms per person | 1,529 kilograms per person | 98.39 kilograms per person | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher per capita co₂ emissions from transport, Iran or Portugal?
- Portugal, at 1,675 kilograms per person against 1,639 kilograms per person in Iran as of 2023.
- What is the difference in per capita co₂ emissions from transport between Iran and Portugal?
- 36 kilograms per person, with Portugal ahead.
- How many years of comparable data are there for Iran and Portugal?
- 34 years are reported by both, from 1990 to 2023.
- How do Iran and Portugal rank globally for per capita co₂ emissions from transport?
- Iran ranks 46th and Portugal ranks 44th of 191 countries.
- Where does this data come from?
- Climate Watch (2026); Population based on various sources (2024) – with major processing by Our World in Data, published as Per capita CO₂ emissions from transport. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Emissions are measured in kilograms per person.