Iran vs Japan: Annual co emissions by region

Iran
792.63 million
in 2024
Japan
961.87 million
in 2024
Iran rank
7th
Japan rank
5th

Annual co emissions by region over time

  • Iran
  • Japan
0500.0M1.0B1.5B186819462024

How they compare

Japan currently reports 961.87 million against 792.63 million in Iran, a difference of 169.24 million.

That makes Japan's figure about 1.2 times Iran's.

The two have swapped places 2 times across 115 shared years of data; in 1906 it was Japan ahead.

Iran ranks 7th and Japan ranks 5th of 210 countries.

Japan has averaged higher in every one of the 13 decades both report.

Head to head by decade

Decade Iran Japan Difference Ahead
1900s 3,664 32.86 million 32.85 million Japan
1910s 1.82 million 59.50 million 57.68 million Japan
1920s 12.77 million 80.91 million 68.15 million Japan
1930s 24.45 million 104.27 million 79.82 million Japan
1940s 41.23 million 113.09 million 71.86 million Japan
1950s 13.67 million 151.02 million 137.35 million Japan
1960s 55.12 million 400.69 million 345.58 million Japan
1970s 135.76 million 883.62 million 747.86 million Japan
1980s 150.77 million 934.21 million 783.44 million Japan
1990s 266.10 million 1.21 billion 939.34 million Japan
2000s 455.48 million 1.26 billion 802.75 million Japan
2010s 636.62 million 1.22 billion 582.52 million Japan
2020s 774.92 million 1.01 billion 239.92 million Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual co emissions by region, Iran or Japan?
Japan, at 961.87 million against 792.63 million in Iran as of 2024.
What is the difference in annual co emissions by region between Iran and Japan?
169.24 million, with Japan ahead.
How many years of comparable data are there for Iran and Japan?
115 years are reported by both, from 1906 to 2024.
How do Iran and Japan rank globally for annual co emissions by region?
Iran ranks 7th and Japan ranks 5th of 210 countries.
Where does this data come from?
Our World in Data, published as Annual co emissions by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Japan: Annual co emissions by region. Statizoid, drawing on Our World in Data. Retrieved 17 August 2026, from https://climate.statizoid.com/compare/annual-co-emissions-by-region/iran-islamic-rep/japan/

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About this data

Indicator
Annual co emissions by region
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
216 places, 23,583 data points, 1750–2024
Last refreshed