Portugal vs Switzerland: Fossil fuel supply by source
Portugal
40.88 terawatt-hours
in 2025
Switzerland
30.72 terawatt-hours
in 2025
Portugal rank
60th
Switzerland rank
63rd
Fossil fuel supply by source over time
- Portugal
- Switzerland
How they compare
Portugal currently reports 40.88 terawatt-hours against 30.72 terawatt-hours in Switzerland, a difference of 10.16 terawatt-hours.
That makes Portugal's figure about 1.3 times Switzerland's.
The two have swapped places 3 times across 30 shared years of data; in 1996 it was Switzerland ahead.
Portugal ranks 60th and Switzerland ranks 63rd of 77 countries.
Across the 4 decades both report, Portugal averaged higher in 3 and Switzerland in 1.
Head to head by decade
| Decade | Portugal | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 7.88 terawatt-hours | 25.52 terawatt-hours | 17.64 terawatt-hours | Switzerland |
| 2000s | 37.19 terawatt-hours | 30.72 terawatt-hours | 6.47 terawatt-hours | Portugal |
| 2010s | 51.61 terawatt-hours | 33.72 terawatt-hours | 17.89 terawatt-hours | Portugal |
| 2020s | 49.47 terawatt-hours | 32.5 terawatt-hours | 16.96 terawatt-hours | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel supply by source, Portugal or Switzerland?
- Portugal, at 40.88 terawatt-hours against 30.72 terawatt-hours in Switzerland as of 2025.
- What is the difference in fossil fuel supply by source between Portugal and Switzerland?
- 10.16 terawatt-hours, with Portugal ahead.
- How many years of comparable data are there for Portugal and Switzerland?
- 30 years are reported by both, from 1996 to 2025.
- How do Portugal and Switzerland rank globally for fossil fuel supply by source?
- Portugal ranks 60th and Switzerland ranks 63rd of 77 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Fossil fuel supply by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours of total energy supply.