Belgium vs Switzerland: Installed solar energy capacity
Belgium
10.4 gigawatts
in 2025
Switzerland
8.79 gigawatts
in 2025
Belgium rank
23rd
Switzerland rank
25th
Installed solar energy capacity over time
- Belgium
- Switzerland
How they compare
Belgium currently reports 10.4 gigawatts against 8.79 gigawatts in Switzerland, a difference of 1.61 gigawatts.
That makes Belgium's figure about 1.2 times Switzerland's.
The two have swapped places 1 time across 24 shared years of data; in 2002 it was Switzerland ahead.
Belgium ranks 23rd and Switzerland ranks 25th of 218 countries.
Belgium has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Belgium | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 0.0594 gigawatts | 0.0361 gigawatts | 0.0233 gigawatts | Belgium |
| 2010s | 2.96 gigawatts | 1.19 gigawatts | 1.77 gigawatts | Belgium |
| 2020s | 7.76 gigawatts | 5.54 gigawatts | 2.22 gigawatts | Belgium |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher installed solar energy capacity, Belgium or Switzerland?
- Belgium, at 10.4 gigawatts against 8.79 gigawatts in Switzerland as of 2025.
- What is the difference in installed solar energy capacity between Belgium and Switzerland?
- 1.61 gigawatts, with Belgium ahead.
- How many years of comparable data are there for Belgium and Switzerland?
- 24 years are reported by both, from 2002 to 2025.
- How do Belgium and Switzerland rank globally for installed solar energy capacity?
- Belgium ranks 23rd and Switzerland ranks 25th of 218 countries.
- Where does this data come from?
- IRENA (2026) β processed by Our World in Data, published as Installed solar energy capacity. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total solar (on- and off-grid) electricity installed capacity, measured in gigawatts. This includes solar photovoltaic and concentrated solar power.