South Korea vs Peru: Primary energy use by source
South Korea
3.67 terawatt-hours
in 2025
Peru
3.96 terawatt-hours
in 2025
South Korea rank
40th
Peru rank
37th
Primary energy use by source over time
- South Korea
- Peru
How they compare
Peru currently reports 3.96 terawatt-hours against 3.67 terawatt-hours in South Korea, a difference of 0.29 terawatt-hours.
That makes Peru's figure about 1.1 times South Korea's.
The two have swapped places 4 times across 61 shared years of data; in 1965 it was Peru ahead.
South Korea ranks 40th and Peru ranks 37th of 79 countries.
South Korea has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | South Korea | Peru | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 0.0011 terawatt-hours | 0.0002 terawatt-hours | 0.0009 terawatt-hours | South Korea |
| 2000s | 0.1982 terawatt-hours | 0.0012 terawatt-hours | 0.1971 terawatt-hours | South Korea |
| 2010s | 1.52 terawatt-hours | 0.6152 terawatt-hours | 0.9074 terawatt-hours | South Korea |
| 2020s | 3.42 terawatt-hours | 2.62 terawatt-hours | 0.7911 terawatt-hours | South Korea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy use by source, South Korea or Peru?
- Peru, at 3.96 terawatt-hours against 3.67 terawatt-hours in South Korea as of 2025.
- What is the difference in primary energy use by source between South Korea and Peru?
- 0.29 terawatt-hours, with Peru ahead.
- How many years of comparable data are there for South Korea and Peru?
- 61 years are reported by both, from 1965 to 2025.
- How do South Korea and Peru rank globally for primary energy use by source?
- South Korea ranks 40th and Peru ranks 37th of 79 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 use 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.