Republic of Korea vs Taiwan, China: Hydropower generation by region
Republic of Korea
3.81 terawatt-hours
in 2025
Taiwan, China
5.5 terawatt-hours
in 2025
Republic of Korea rank
47th
Taiwan, China rank
44th
Hydropower generation by region over time
- Republic of Korea
- Taiwan, China
How they compare
Taiwan, China currently reports 5.5 terawatt-hours against 3.81 terawatt-hours in Republic of Korea, a difference of 1.69 terawatt-hours.
That makes Taiwan, China's figure about 1.4 times Republic of Korea's.
The two have swapped places 10 times across 61 shared years of data; in 1965 it was Taiwan, China ahead.
Republic of Korea ranks 47th and Taiwan, China ranks 44th of 80 countries.
Taiwan, China has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Republic of Korea | Taiwan, China | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 1 terawatt-hours | 2.96 terawatt-hours | 1.96 terawatt-hours | Taiwan, China |
| 1970s | 1.61 terawatt-hours | 4.08 terawatt-hours | 2.47 terawatt-hours | Taiwan, China |
| 1980s | 2.57 terawatt-hours | 4.9 terawatt-hours | 2.33 terawatt-hours | Taiwan, China |
| 1990s | 3.43 terawatt-hours | 5.2 terawatt-hours | 1.78 terawatt-hours | Taiwan, China |
| 2000s | 3.54 terawatt-hours | 3.93 terawatt-hours | 0.388 terawatt-hours | Taiwan, China |
| 2010s | 3.32 terawatt-hours | 5.01 terawatt-hours | 1.69 terawatt-hours | Taiwan, China |
| 2020s | 3.72 terawatt-hours | 4.33 terawatt-hours | 0.6176 terawatt-hours | Taiwan, China |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher hydropower generation by region, Republic of Korea or Taiwan, China?
- Taiwan, China, at 5.5 terawatt-hours against 3.81 terawatt-hours in Republic of Korea as of 2025.
- What is the difference in hydropower generation by region between Republic of Korea and Taiwan, China?
- 1.69 terawatt-hours, with Taiwan, China ahead.
- How many years of comparable data are there for Republic of Korea and Taiwan, China?
- 61 years are reported by both, from 1965 to 2025.
- How do Republic of Korea and Taiwan, China rank globally for hydropower generation by region?
- Republic of Korea ranks 47th and Taiwan, China ranks 44th of 80 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) β with major processing by Our World in Data, published as Hydropower generation by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross primary hydroelectric generation and do not account for cross-border electricity supply.