Japan vs United States: Consumption-based CO₂ emissions
Japan
1.14 billion tonnes
in 2023
United States
5.43 billion tonnes
in 2023
Japan rank
5th
United States rank
2nd
Consumption-based CO₂ emissions over time
- Japan
- United States
How they compare
United States currently reports 5.43 billion tonnes against 1.14 billion tonnes in Japan, a difference of 4.29 billion tonnes.
That makes United States's figure about 4.8 times Japan's.
Across all 34 years both countries report, United States has been ahead every year.
Japan ranks 5th and United States ranks 2nd of 120 countries.
United States has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Japan | United States | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 1.48 billion tonnes | 5.41 billion tonnes | 3.93 billion tonnes | United States |
| 2000s | 1.50 billion tonnes | 6.34 billion tonnes | 4.84 billion tonnes | United States |
| 2010s | 1.38 billion tonnes | 5.66 billion tonnes | 4.28 billion tonnes | United States |
| 2020s | 1.19 billion tonnes | 5.40 billion tonnes | 4.21 billion tonnes | United States |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher consumption-based co₂ emissions, Japan or United States?
- United States, at 5.43 billion tonnes against 1.14 billion tonnes in Japan as of 2023.
- What is the difference in consumption-based co₂ emissions between Japan and United States?
- 4.29 billion tonnes, with United States ahead.
- How many years of comparable data are there for Japan and United States?
- 34 years are reported by both, from 1990 to 2023.
- How do Japan and United States rank globally for consumption-based co₂ emissions?
- Japan ranks 5th and United States ranks 2nd of 120 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Consumption-based CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual consumption-based emissions of carbon dioxide (CO₂), measured in tonnes.