Iran vs Iraq: Annual percentage change in primary energy from hydropower
Iran
-36.6%
in 2025
Iraq
-29.4%
in 2025
Iran rank
65th
Iraq rank
62nd
Annual percentage change in primary energy from hydropower over time
- Iran
- Iraq
How they compare
Iraq currently reports -29.4% against -36.6% in Iran, a difference of 7.2%.
The two have swapped places 30 times across 59 shared years of data; in 1966 it was Iraq ahead.
Iran ranks 65th and Iraq ranks 62nd of 68 countries.
Across the 7 decades both report, Iran averaged higher in 2 and Iraq in 5.
Head to head by decade
| Decade | Iran | Iraq | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 7.6% | 19.2% | 11.6% | Iraq |
| 1970s | 10.5% | 23.0% | 12.5% | Iraq |
| 1980s | 2.8% | 28.7% | 25.9% | Iraq |
| 1990s | 1.8% | 14.6% | 12.7% | Iraq |
| 2000s | 9.9% | -0.7% | 10.6% | Iran |
| 2010s | 31.1% | 16.1% | 15.0% | Iran |
| 2020s | -24.5% | 7.8% | 32.3% | Iraq |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from hydropower, Iran or Iraq?
- Iraq, at -29.4% against -36.6% in Iran as of 2025.
- What is the difference in annual percentage change in primary energy from hydropower between Iran and Iraq?
- 7.2%, with Iraq ahead.
- How many years of comparable data are there for Iran and Iraq?
- 59 years are reported by both, from 1966 to 2025.
- How do Iran and Iraq rank globally for annual percentage change in primary energy from hydropower?
- Iran ranks 65th and Iraq ranks 62nd of 68 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Annual percentage change in primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage change in total energy supply relative to the previous year.