Italy vs Spain: Solar energy generation vs. capacity
Italy
46,522 terawatt-hours
in 2025
Spain
64,534 terawatt-hours
in 2025
Italy rank
9th
Spain rank
7th
Solar energy generation vs. capacity over time
- Italy
- Spain
How they compare
Spain currently reports 64,534 terawatt-hours against 46,522 terawatt-hours in Italy, a difference of 18,012 terawatt-hours.
That makes Spain's figure about 1.4 times Italy's.
The two have swapped places 6 times across 61 shared years of data; in 1965 it was Spain ahead.
Italy ranks 9th and Spain ranks 7th of 79 countries.
Across the 7 decades both report, Italy averaged higher in 2 and Spain in 3.
Head to head by decade
| Decade | Italy | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0.202 terawatt-hours | 0.6061 terawatt-hours | 0.404 terawatt-hours | Spain |
| 1990s | 11.5 terawatt-hours | 11.2 terawatt-hours | 0.3 terawatt-hours | Italy |
| 2000s | 108.6 terawatt-hours | 948.19 terawatt-hours | 839.59 terawatt-hours | Spain |
| 2010s | 19,122 terawatt-hours | 12,417 terawatt-hours | 6,706 terawatt-hours | Italy |
| 2020s | 31,911 terawatt-hours | 42,483 terawatt-hours | 10,573 terawatt-hours | Spain |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation vs. capacity, Italy or Spain?
- Spain, at 64,534 terawatt-hours against 46,522 terawatt-hours in Italy as of 2025.
- What is the difference in solar energy generation vs. capacity between Italy and Spain?
- 18,012 terawatt-hours, with Spain ahead.
- How many years of comparable data are there for Italy and Spain?
- 61 years are reported by both, from 1965 to 2025.
- How do Italy and Spain rank globally for solar energy generation vs. capacity?
- Italy ranks 9th and Spain ranks 7th of 79 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 Solar energy generation vs. capacity. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.