Ireland vs Vietnam: Fossil fuel supply by source
Ireland
48.68 terawatt-hours
in 2025
Vietnam
57.84 terawatt-hours
in 2025
Ireland rank
57th
Vietnam rank
55th
Fossil fuel supply by source over time
- Ireland
- Vietnam
How they compare
Vietnam currently reports 57.84 terawatt-hours against 48.68 terawatt-hours in Ireland, a difference of 9.16 terawatt-hours.
That makes Vietnam's figure about 1.2 times Ireland's.
The two have swapped places 1 time across 45 shared years of data; in 1981 it was Ireland ahead.
Ireland ranks 57th and Vietnam ranks 55th of 77 countries.
Across the 5 decades both report, Ireland averaged higher in 2 and Vietnam in 3.
Head to head by decade
| Decade | Ireland | Vietnam | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 17.55 terawatt-hours | 0.3453 terawatt-hours | 17.2 terawatt-hours | Ireland |
| 1990s | 27.5 terawatt-hours | 3.85 terawatt-hours | 23.65 terawatt-hours | Ireland |
| 2000s | 44.77 terawatt-hours | 46.86 terawatt-hours | 2.1 terawatt-hours | Vietnam |
| 2010s | 48.6 terawatt-hours | 95.09 terawatt-hours | 46.49 terawatt-hours | Vietnam |
| 2020s | 50.45 terawatt-hours | 71.59 terawatt-hours | 21.14 terawatt-hours | Vietnam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel supply by source, Ireland or Vietnam?
- Vietnam, at 57.84 terawatt-hours against 48.68 terawatt-hours in Ireland as of 2025.
- What is the difference in fossil fuel supply by source between Ireland and Vietnam?
- 9.16 terawatt-hours, with Vietnam ahead.
- How many years of comparable data are there for Ireland and Vietnam?
- 45 years are reported by both, from 1981 to 2025.
- How do Ireland and Vietnam rank globally for fossil fuel supply by source?
- Ireland ranks 57th and Vietnam ranks 55th of 77 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Fossil fuel supply by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours of total energy supply.