Iceland vs Portugal: Primary energy from renewables
Iceland
69.81 terawatt-hours
in 2025
Portugal
53.62 terawatt-hours
in 2025
Iceland rank
33rd
Portugal rank
35th
Primary energy from renewables over time
- Iceland
- Portugal
How they compare
Iceland currently reports 69.81 terawatt-hours against 53.62 terawatt-hours in Portugal, a difference of 16.19 terawatt-hours.
That makes Iceland's figure about 1.3 times Portugal's.
The two have swapped places 3 times across 61 shared years of data; in 1965 it was Portugal ahead.
Iceland ranks 33rd and Portugal ranks 35th of 77 countries.
Across the 7 decades both report, Iceland averaged higher in 3 and Portugal in 4.
Head to head by decade
| Decade | Iceland | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.699 terawatt-hours | 5.92 terawatt-hours | 5.22 terawatt-hours | Portugal |
| 1970s | 2.35 terawatt-hours | 8.35 terawatt-hours | 6 terawatt-hours | Portugal |
| 1980s | 5.46 terawatt-hours | 9.89 terawatt-hours | 4.43 terawatt-hours | Portugal |
| 1990s | 8.9 terawatt-hours | 13.06 terawatt-hours | 4.15 terawatt-hours | Portugal |
| 2000s | 31.72 terawatt-hours | 19.16 terawatt-hours | 12.56 terawatt-hours | Iceland |
| 2010s | 65.41 terawatt-hours | 38.25 terawatt-hours | 27.17 terawatt-hours | Iceland |
| 2020s | 72.81 terawatt-hours | 47.52 terawatt-hours | 25.29 terawatt-hours | Iceland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from renewables, Iceland or Portugal?
- Iceland, at 69.81 terawatt-hours against 53.62 terawatt-hours in Portugal as of 2025.
- What is the difference in primary energy from renewables between Iceland and Portugal?
- 16.19 terawatt-hours, with Iceland ahead.
- How many years of comparable data are there for Iceland and Portugal?
- 61 years are reported by both, from 1965 to 2025.
- How do Iceland and Portugal rank globally for primary energy from renewables?
- Iceland ranks 33rd and Portugal ranks 35th of 77 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Primary energy from renewables. 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.