Thailand vs Viet Nam: Annual change in primary energy from solar
Thailand
0.885 terawatt-hours
in 2025
Viet Nam
0.9404 terawatt-hours
in 2025
Thailand rank
41st
Viet Nam rank
40th
Annual change in primary energy from solar over time
- Thailand
- Viet Nam
How they compare
Viet Nam currently reports 0.9404 terawatt-hours against 0.885 terawatt-hours in Thailand, a difference of 0.0554 terawatt-hours.
That makes Viet Nam's figure about 1.1 times Thailand's.
The two have swapped places 4 times across 60 shared years of data; in 1966 it was Viet Nam ahead.
Thailand ranks 41st and Viet Nam ranks 40th of 80 countries.
Across the 7 decades both report, Thailand averaged higher in 2 and Viet Nam in 1.
Head to head by decade
| Decade | Thailand | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | β |
| 2000s | 0.0044 terawatt-hours | 0 terawatt-hours | 0.0044 terawatt-hours | Thailand |
| 2010s | 0.5102 terawatt-hours | 0.4818 terawatt-hours | 0.0284 terawatt-hours | Thailand |
| 2020s | 0.8073 terawatt-hours | 4.84 terawatt-hours | 4.03 terawatt-hours | Viet Nam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from solar, Thailand or Viet Nam?
- Viet Nam, at 0.9404 terawatt-hours against 0.885 terawatt-hours in Thailand as of 2025.
- What is the difference in annual change in primary energy from solar between Thailand and Viet Nam?
- 0.0554 terawatt-hours, with Viet Nam ahead.
- How many years of comparable data are there for Thailand and Viet Nam?
- 60 years are reported by both, from 1966 to 2025.
- How do Thailand and Viet Nam rank globally for annual change in primary energy from solar?
- Thailand ranks 41st and Viet Nam ranks 40th of 80 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Annual change in primary energy from solar. 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.