India vs Vietnam: Annual change in primary energy from hydropower
India
21.55 terawatt-hours
in 2025
Vietnam
13.1 terawatt-hours
in 2025
India rank
3rd
Vietnam rank
5th
Annual change in primary energy from hydropower over time
- India
- Vietnam
How they compare
India currently reports 21.55 terawatt-hours against 13.1 terawatt-hours in Vietnam, a difference of 8.45 terawatt-hours.
That makes India's figure about 1.6 times Vietnam's.
The two have swapped places 28 times across 60 shared years of data; in 1966 it was India ahead.
India ranks 3rd and Vietnam ranks 5th of 80 countries.
Across the 7 decades both report, India averaged higher in 6 and Vietnam in 1.
Head to head by decade
| Decade | India | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2.38 terawatt-hours | 0.05 terawatt-hours | 2.33 terawatt-hours | India |
| 1970s | 2.55 terawatt-hours | 0.046 terawatt-hours | 2.5 terawatt-hours | India |
| 1980s | 0.9201 terawatt-hours | 0.2838 terawatt-hours | 0.6363 terawatt-hours | India |
| 1990s | 1.89 terawatt-hours | 0.9936 terawatt-hours | 0.8944 terawatt-hours | India |
| 2000s | 2.41 terawatt-hours | 1.62 terawatt-hours | 0.7886 terawatt-hours | India |
| 2010s | 5.59 terawatt-hours | 3.61 terawatt-hours | 1.98 terawatt-hours | India |
| 2020s | 2.65 terawatt-hours | 5.95 terawatt-hours | 3.3 terawatt-hours | Vietnam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from hydropower, India or Vietnam?
- India, at 21.55 terawatt-hours against 13.1 terawatt-hours in Vietnam as of 2025.
- What is the difference in annual change in primary energy from hydropower between India and Vietnam?
- 8.45 terawatt-hours, with India ahead.
- How many years of comparable data are there for India and Vietnam?
- 60 years are reported by both, from 1966 to 2025.
- How do India and Vietnam rank globally for annual change in primary energy from hydropower?
- India ranks 3rd and Vietnam ranks 5th of 80 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 Annual change in primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.