Oman vs Vietnam: Annual change in primary energy from oil
Oman
15.78 terawatt-hours
in 2025
Vietnam
13.43 terawatt-hours
in 2025
Oman rank
8th
Vietnam rank
10th
Annual change in primary energy from oil over time
- Oman
- Vietnam
How they compare
Oman currently reports 15.78 terawatt-hours against 13.43 terawatt-hours in Vietnam, a difference of 2.35 terawatt-hours.
That makes Oman's figure about 1.2 times Vietnam's.
The two have swapped places 21 times across 60 shared years of data; in 1966 it was Vietnam ahead.
Oman ranks 8th and Vietnam ranks 10th of 80 countries.
Across the 7 decades both report, Oman averaged higher in 1 and Vietnam in 6.
Head to head by decade
| Decade | Oman | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.2078 terawatt-hours | 13.27 terawatt-hours | 13.06 terawatt-hours | Vietnam |
| 1970s | 1.32 terawatt-hours | -5.77 terawatt-hours | 7.09 terawatt-hours | Oman |
| 1980s | 0.3036 terawatt-hours | 1.65 terawatt-hours | 1.35 terawatt-hours | Vietnam |
| 1990s | 1.45 terawatt-hours | 6.34 terawatt-hours | 4.89 terawatt-hours | Vietnam |
| 2000s | 3.23 terawatt-hours | 8.35 terawatt-hours | 5.12 terawatt-hours | Vietnam |
| 2010s | 5.89 terawatt-hours | 11.73 terawatt-hours | 5.84 terawatt-hours | Vietnam |
| 2020s | 3.75 terawatt-hours | 14.28 terawatt-hours | 10.53 terawatt-hours | Vietnam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from oil, Oman or Vietnam?
- Oman, at 15.78 terawatt-hours against 13.43 terawatt-hours in Vietnam as of 2025.
- What is the difference in annual change in primary energy from oil between Oman and Vietnam?
- 2.35 terawatt-hours, with Oman ahead.
- How many years of comparable data are there for Oman and Vietnam?
- 60 years are reported by both, from 1966 to 2025.
- How do Oman and Vietnam rank globally for annual change in primary energy from oil?
- Oman ranks 8th and Vietnam ranks 10th 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 oil. 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.