Italy vs Switzerland: Annual change in primary energy from hydropower
Italy
-11.71 terawatt-hours
in 2025
Switzerland
-11.25 terawatt-hours
in 2025
Italy rank
77th
Switzerland rank
76th
Annual change in primary energy from hydropower over time
- Italy
- Switzerland
How they compare
Switzerland currently reports -11.25 terawatt-hours against -11.71 terawatt-hours in Italy, a difference of 0.46 terawatt-hours.
The two have swapped places 36 times across 60 shared years of data; in 1966 it was Switzerland ahead.
Italy ranks 77th and Switzerland ranks 76th of 80 countries.
Across the 7 decades both report, Italy averaged higher in 4 and Switzerland in 3.
Head to head by decade
| Decade | Italy | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1960s | -0.367 terawatt-hours | 1.04 terawatt-hours | 1.4 terawatt-hours | Switzerland |
| 1970s | 0.4781 terawatt-hours | 0.1439 terawatt-hours | 0.3342 terawatt-hours | Italy |
| 1980s | -1.19 terawatt-hours | 0.0091 terawatt-hours | 1.2 terawatt-hours | Switzerland |
| 1990s | 1.13 terawatt-hours | 1.02 terawatt-hours | 0.1075 terawatt-hours | Italy |
| 2000s | 0.3773 terawatt-hours | -0.4281 terawatt-hours | 0.8054 terawatt-hours | Italy |
| 2010s | -0.2781 terawatt-hours | 0.1907 terawatt-hours | 0.4688 terawatt-hours | Switzerland |
| 2020s | -0.8223 terawatt-hours | -0.894 terawatt-hours | 0.0716 terawatt-hours | Italy |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from hydropower, Italy or Switzerland?
- Switzerland, at -11.25 terawatt-hours against -11.71 terawatt-hours in Italy as of 2025.
- What is the difference in annual change in primary energy from hydropower between Italy and Switzerland?
- 0.46 terawatt-hours, with Switzerland ahead.
- How many years of comparable data are there for Italy and Switzerland?
- 60 years are reported by both, from 1966 to 2025.
- How do Italy and Switzerland rank globally for annual change in primary energy from hydropower?
- Italy ranks 77th and Switzerland ranks 76th 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.