Singapore vs Viet Nam: Global primary energy use by source
Singapore
2.54 terawatt-hours
in 2025
Viet Nam
3.59 terawatt-hours
in 2025
Singapore rank
45th
Viet Nam rank
41st
Global primary energy use by source over time
- Singapore
- Viet Nam
How they compare
Viet Nam currently reports 3.59 terawatt-hours against 2.54 terawatt-hours in Singapore, a difference of 1.05 terawatt-hours.
That makes Viet Nam's figure about 1.4 times Singapore's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Viet Nam ahead.
Singapore ranks 45th and Viet Nam ranks 41st of 80 countries.
Singapore has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Singapore | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0.103 terawatt-hours | 0 terawatt-hours | 0.103 terawatt-hours | Singapore |
| 1990s | 0.6939 terawatt-hours | 0 terawatt-hours | 0.6939 terawatt-hours | Singapore |
| 2000s | 1.41 terawatt-hours | 0.0942 terawatt-hours | 1.32 terawatt-hours | Singapore |
| 2010s | 2.18 terawatt-hours | 0.4615 terawatt-hours | 1.72 terawatt-hours | Singapore |
| 2020s | 2.48 terawatt-hours | 2.08 terawatt-hours | 0.3954 terawatt-hours | Singapore |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher global primary energy use by source, Singapore or Viet Nam?
- Viet Nam, at 3.59 terawatt-hours against 2.54 terawatt-hours in Singapore as of 2025.
- What is the difference in global primary energy use by source between Singapore and Viet Nam?
- 1.05 terawatt-hours, with Viet Nam ahead.
- How many years of comparable data are there for Singapore and Viet Nam?
- 61 years are reported by both, from 1965 to 2025.
- How do Singapore and Viet Nam rank globally for global primary energy use by source?
- Singapore ranks 45th and Viet Nam ranks 41st of 80 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 Global primary energy use 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.