South Korea vs New Zealand: Primary energy use by source
South Korea
3.67 terawatt-hours
in 2025
New Zealand
3.83 terawatt-hours
in 2025
South Korea rank
40th
New Zealand rank
39th
Primary energy use by source over time
- South Korea
- New Zealand
How they compare
New Zealand currently reports 3.83 terawatt-hours against 3.67 terawatt-hours in South Korea, a difference of 0.16 terawatt-hours.
The two have swapped places 4 times across 61 shared years of data; in 1965 it was New Zealand ahead.
South Korea ranks 40th and New Zealand ranks 39th of 79 countries.
Across the 7 decades both report, South Korea averaged higher in 1 and New Zealand in 3.
Head to head by decade
| Decade | South Korea | New Zealand | 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 | 0.0087 terawatt-hours | 0.0076 terawatt-hours | New Zealand |
| 2000s | 0.1982 terawatt-hours | 0.5624 terawatt-hours | 0.3642 terawatt-hours | New Zealand |
| 2010s | 1.52 terawatt-hours | 2.1 terawatt-hours | 0.5804 terawatt-hours | New Zealand |
| 2020s | 3.42 terawatt-hours | 3.14 terawatt-hours | 0.2764 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 New Zealand?
- New Zealand, at 3.83 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 New Zealand?
- 0.16 terawatt-hours, with New Zealand ahead.
- How many years of comparable data are there for South Korea and New Zealand?
- 61 years are reported by both, from 1965 to 2025.
- How do South Korea and New Zealand rank globally for primary energy use by source?
- South Korea ranks 40th and New Zealand ranks 39th 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.