Germany vs Iran: Annual change in primary energy from hydropower
Germany
-5.58 terawatt-hours
in 2025
Iran
-6.92 terawatt-hours
in 2025
Germany rank
71st
Iran rank
73rd
Annual change in primary energy from hydropower over time
- Germany
- Iran
How they compare
Germany currently reports -5.58 terawatt-hours against -6.92 terawatt-hours in Iran, a difference of 1.34 terawatt-hours.
The two have swapped places 36 times across 60 shared years of data; in 1966 it was Germany ahead.
Germany ranks 71st and Iran ranks 73rd of 80 countries.
Across the 7 decades both report, Germany averaged higher in 3 and Iran in 4.
Head to head by decade
| Decade | Germany | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1960s | -0.6247 terawatt-hours | 0.1458 terawatt-hours | 0.7705 terawatt-hours | Iran |
| 1970s | 0.467 terawatt-hours | 0.308 terawatt-hours | 0.159 terawatt-hours | Germany |
| 1980s | -0.014 terawatt-hours | 0.1349 terawatt-hours | 0.1489 terawatt-hours | Iran |
| 1990s | 0.2442 terawatt-hours | -0.1589 terawatt-hours | 0.4031 terawatt-hours | Germany |
| 2000s | -0.1655 terawatt-hours | 0.158 terawatt-hours | 0.3235 terawatt-hours | Iran |
| 2010s | 0.1104 terawatt-hours | 2.71 terawatt-hours | 2.6 terawatt-hours | Iran |
| 2020s | -0.5397 terawatt-hours | -3.65 terawatt-hours | 3.11 terawatt-hours | Germany |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from hydropower, Germany or Iran?
- Germany, at -5.58 terawatt-hours against -6.92 terawatt-hours in Iran as of 2025.
- What is the difference in annual change in primary energy from hydropower between Germany and Iran?
- 1.34 terawatt-hours, with Germany ahead.
- How many years of comparable data are there for Germany and Iran?
- 60 years are reported by both, from 1966 to 2025.
- How do Germany and Iran rank globally for annual change in primary energy from hydropower?
- Germany ranks 71st and Iran ranks 73rd of 80 countries.
- Where does this data come from?
- Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Annual 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
Change in total energy supply relative to the previous year, measured in terawatt-hours.