Belgium vs Portugal: Annual change in primary energy from solar

Belgium
1.93 terawatt-hours
in 2025
Portugal
1.64 terawatt-hours
in 2025
Belgium rank
25th
Portugal rank
26th

Annual change in primary energy from solar over time

  • Belgium
  • Portugal
00.511.52196619952025

How they compare

Belgium currently reports 1.93 terawatt-hours against 1.64 terawatt-hours in Portugal, a difference of 0.29 terawatt-hours.

That makes Belgium's figure about 1.2 times Portugal's.

The two have swapped places 9 times across 60 shared years of data; in 1966 it was Portugal ahead.

Belgium ranks 25th and Portugal ranks 26th of 80 countries.

Across the 7 decades both report, Belgium averaged higher in 2 and Portugal in 3.

Head to head by decade

Decade Belgium Portugal 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 0.0001 terawatt-hours 0.0001 terawatt-hours Portugal
1990s 0 terawatt-hours 0 terawatt-hours 0 terawatt-hours Portugal
2000s 0.0166 terawatt-hours 0.0159 terawatt-hours 0.0007 terawatt-hours Belgium
2010s 0.4086 terawatt-hours 0.1182 terawatt-hours 0.2904 terawatt-hours Belgium
2020s 1.04 terawatt-hours 1.23 terawatt-hours 0.1922 terawatt-hours Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual change in primary energy from solar, Belgium or Portugal?
Belgium, at 1.93 terawatt-hours against 1.64 terawatt-hours in Portugal as of 2025.
What is the difference in annual change in primary energy from solar between Belgium and Portugal?
0.29 terawatt-hours, with Belgium ahead.
How many years of comparable data are there for Belgium and Portugal?
60 years are reported by both, from 1966 to 2025.
How do Belgium and Portugal rank globally for annual change in primary energy from solar?
Belgium ranks 25th and Portugal ranks 26th 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 Annual change in primary energy from solar. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Belgium vs Portugal: Annual change in primary energy from solar. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 18 August 2026, from https://energy.statizoid.com/compare/annual-change-solar/belgium/portugal/

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About this data

Indicator
Annual change in primary energy from solar
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,604 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.