South Korea vs Portugal: Share of primary energy use by source
South Korea
17.5%
in 2025
Portugal
18.8%
in 2025
South Korea rank
54th
Portugal rank
51st
Share of primary energy use by source over time
- South Korea
- Portugal
How they compare
Portugal currently reports 18.8% against 17.5% in South Korea, a difference of 1.3%.
That makes Portugal's figure about 1.1 times South Korea's.
The two have swapped places 5 times across 30 shared years of data; in 1996 it was South Korea ahead.
South Korea ranks 54th and Portugal ranks 51st of 76 countries.
Across the 4 decades both report, South Korea averaged higher in 1 and Portugal in 3.
Head to head by decade
| Decade | South Korea | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 7.3% | 3.0% | 4.3% | South Korea |
| 2000s | 11.2% | 13.6% | 2.4% | Portugal |
| 2010s | 15.0% | 20.2% | 5.2% | Portugal |
| 2020s | 17.0% | 22.4% | 5.3% | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of primary energy use by source, South Korea or Portugal?
- Portugal, at 18.8% against 17.5% in South Korea as of 2025.
- What is the difference in share of primary energy use by source between South Korea and Portugal?
- 1.3%, with Portugal ahead.
- How many years of comparable data are there for South Korea and Portugal?
- 30 years are reported by both, from 1996 to 2025.
- How do South Korea and Portugal rank globally for share of primary energy use by source?
- South Korea ranks 54th and Portugal ranks 51st of 76 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Share of primary energy use by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured as a percentage of total energy supply.