Canada vs Iran: Annual change in primary energy from fossil fuels
Canada
37.96 terawatt-hours
in 2025
Iran
31.82 terawatt-hours
in 2025
Canada rank
11th
Iran rank
12th
Annual change in primary energy from fossil fuels over time
- Canada
- Iran
How they compare
Canada currently reports 37.96 terawatt-hours against 31.82 terawatt-hours in Iran, a difference of 6.14 terawatt-hours.
That makes Canada's figure about 1.2 times Iran's.
The two have swapped places 22 times across 60 shared years of data; in 1966 it was Canada ahead.
Canada ranks 11th and Iran ranks 12th of 76 countries.
Across the 7 decades both report, Canada averaged higher in 2 and Iran in 5.
Head to head by decade
| Decade | Canada | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 64.73 terawatt-hours | 10.43 terawatt-hours | 54.3 terawatt-hours | Canada |
| 1970s | 53.56 terawatt-hours | 28.81 terawatt-hours | 24.74 terawatt-hours | Canada |
| 1980s | 19.84 terawatt-hours | 27.9 terawatt-hours | 8.06 terawatt-hours | Iran |
| 1990s | 26.08 terawatt-hours | 61.52 terawatt-hours | 35.44 terawatt-hours | Iran |
| 2000s | 10.18 terawatt-hours | 104.36 terawatt-hours | 94.18 terawatt-hours | Iran |
| 2010s | 25.42 terawatt-hours | 82.85 terawatt-hours | 57.43 terawatt-hours | Iran |
| 2020s | -5.91 terawatt-hours | 77.99 terawatt-hours | 83.9 terawatt-hours | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from fossil fuels, Canada or Iran?
- Canada, at 37.96 terawatt-hours against 31.82 terawatt-hours in Iran as of 2025.
- What is the difference in annual change in primary energy from fossil fuels between Canada and Iran?
- 6.14 terawatt-hours, with Canada ahead.
- How many years of comparable data are there for Canada and Iran?
- 60 years are reported by both, from 1966 to 2025.
- How do Canada and Iran rank globally for annual change in primary energy from fossil fuels?
- Canada ranks 11th and Iran ranks 12th of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual change in primary energy from fossil fuels. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.