Republic of Korea vs Viet Nam: Solar energy generation vs. capacity
Republic of Korea
37,860 terawatt-hours
in 2025
Viet Nam
33,848 terawatt-hours
in 2025
Republic of Korea rank
11th
Viet Nam rank
13th
Solar energy generation vs. capacity over time
- Republic of Korea
- Viet Nam
How they compare
Republic of Korea currently reports 37,860 terawatt-hours against 33,848 terawatt-hours in Viet Nam, a difference of 4,012 terawatt-hours.
That makes Republic of Korea's figure about 1.1 times Viet Nam's.
The two have swapped places 3 times across 55 shared years of data; in 1971 it was Viet Nam ahead.
Republic of Korea ranks 11th and Viet Nam ranks 13th of 79 countries.
Republic of Korea has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Republic of Korea | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 2.46 terawatt-hours | 0 terawatt-hours | 2.46 terawatt-hours | Republic of Korea |
| 2000s | 100.33 terawatt-hours | 0 terawatt-hours | 100.33 terawatt-hours | Republic of Korea |
| 2010s | 4,903 terawatt-hours | 489.02 terawatt-hours | 4,414 terawatt-hours | Republic of Korea |
| 2020s | 30,555 terawatt-hours | 27,418 terawatt-hours | 3,137 terawatt-hours | Republic of Korea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation vs. capacity, Republic of Korea or Viet Nam?
- Republic of Korea, at 37,860 terawatt-hours against 33,848 terawatt-hours in Viet Nam as of 2025.
- What is the difference in solar energy generation vs. capacity between Republic of Korea and Viet Nam?
- 4,012 terawatt-hours, with Republic of Korea ahead.
- How many years of comparable data are there for Republic of Korea and Viet Nam?
- 55 years are reported by both, from 1971 to 2025.
- How do Republic of Korea and Viet Nam rank globally for solar energy generation vs. capacity?
- Republic of Korea ranks 11th and Viet Nam ranks 13th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Solar energy generation vs. capacity. 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 generation and do not account for cross-border electricity supply.