China vs Iran: Cumulative co2 gas

China
9.63 billion
in 2024
Iran
8.99 billion
in 2024
China rank
3rd
Iran rank
5th

Cumulative co2 gas over time

  • China
  • Iran
02.0B4.0B6.0B8.0B10.0B190619652024

How they compare

China currently reports 9.63 billion against 8.99 billion in Iran, a difference of 647.39 million.

That makes China's figure about 1.1 times Iran's.

The two have swapped places 1 time across 109 shared years of data; in 1911 it was Iran ahead.

China ranks 3rd and Iran ranks 5th of 146 countries.

Iran has averaged higher in every one of the 12 decades both report.

Head to head by decade

Decade China Iran Difference Ahead
1910s 0 0 0 —
1920s 0 0 0 —
1930s 0 0 0 —
1940s 0 0 0 —
1950s 434,549 3.03 million 2.60 million Iran
1960s 13.88 million 18.77 million 4.89 million Iran
1970s 93.43 million 147.86 million 54.43 million Iran
1980s 325.42 million 351.60 million 26.18 million Iran
1990s 642.75 million 836.46 million 193.71 million Iran
2000s 1.27 billion 2.14 billion 872.59 million Iran
2010s 3.57 billion 4.88 billion 1.32 billion Iran
2020s 7.96 billion 8.01 billion 45.86 million Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co2 gas, China or Iran?
China, at 9.63 billion against 8.99 billion in Iran as of 2024.
What is the difference in cumulative co2 gas between China and Iran?
647.39 million, with China ahead.
How many years of comparable data are there for China and Iran?
109 years are reported by both, from 1911 to 2024.
How do China and Iran rank globally for cumulative co2 gas?
China ranks 3rd and Iran ranks 5th of 146 countries.
Where does this data come from?
Our World in Data, published as Cumulative co2 gas. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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China vs Iran: Cumulative co2 gas. Statizoid, drawing on Our World in Data. Retrieved 15 November 2026, from https://climate.statizoid.com/compare/cumulative-co2-gas/china/iran-islamic-rep/

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About this data

Indicator
Cumulative co2 gas
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
146 places, 14,474 data points, 1750–2024
Last refreshed