Spain vs Vietnam: Annual change in primary energy use
Spain
30.62 terawatt-hours
in 2025
Vietnam
46.7 terawatt-hours
in 2025
Spain rank
15th
Vietnam rank
12th
Annual change in primary energy use over time
- Spain
- Vietnam
How they compare
Vietnam currently reports 46.7 terawatt-hours against 30.62 terawatt-hours in Spain, a difference of 16.08 terawatt-hours.
That makes Vietnam's figure about 1.5 times Spain's.
The two have swapped places 19 times across 60 shared years of data; in 1966 it was Spain ahead.
Spain ranks 15th and Vietnam ranks 12th of 218 countries.
Across the 7 decades both report, Spain averaged higher in 4 and Vietnam in 3.
Head to head by decade
| Decade | Spain | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 32.9 terawatt-hours | 14.26 terawatt-hours | 18.64 terawatt-hours | Spain |
| 1970s | 36.27 terawatt-hours | -4.05 terawatt-hours | 40.32 terawatt-hours | Spain |
| 1980s | 24.81 terawatt-hours | 1.88 terawatt-hours | 22.92 terawatt-hours | Spain |
| 1990s | 36.13 terawatt-hours | 9.69 terawatt-hours | 26.44 terawatt-hours | Spain |
| 2000s | 14.14 terawatt-hours | 25.29 terawatt-hours | 11.15 terawatt-hours | Vietnam |
| 2010s | -8.02 terawatt-hours | 63.19 terawatt-hours | 71.21 terawatt-hours | Vietnam |
| 2020s | -3.37 terawatt-hours | 43.22 terawatt-hours | 46.59 terawatt-hours | Vietnam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy use, Spain or Vietnam?
- Vietnam, at 46.7 terawatt-hours against 30.62 terawatt-hours in Spain as of 2025.
- What is the difference in annual change in primary energy use between Spain and Vietnam?
- 16.08 terawatt-hours, with Vietnam ahead.
- How many years of comparable data are there for Spain and Vietnam?
- 60 years are reported by both, from 1966 to 2025.
- How do Spain and Vietnam rank globally for annual change in primary energy use?
- Spain ranks 15th and Vietnam ranks 12th of 218 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as Annual change in primary energy use. 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.