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Built 2026-11-05 (5 November 2026)

Iran vs Vietnam: Electricity Compared

Iran generated 399 TWh of electricity in 2025 and Vietnam 329 TWh, according to Ember. Iran's largest source was gas (73.3%); Vietnam's was coal (47.8%). Each kWh generated emitted 656 gCO2/kWh in Iran and 459 gCO2/kWh in Vietnam. These are Ember annual statistics for 2025, compiled from national sources; they are not real time.

Who is bigger and who is cleaner? Iran is the bigger electricity producer, generating 1.2 times as much as Vietnam in 2025 (399 TWh against 329 TWh). Vietnam has the cleaner electricity by carbon intensity, at 459 gCO2/kWh against 656 gCO2/kWh in Iran in 2025.

Why this comparison: both among the 20 largest electricity users and similar electricity demand on the same continent.

Open this comparison in the interactive tool to add more countries or change the metric.

Key Facts

  • Gas supplied 73.3% of Iran's electricity in 2025, against 6.0% in Vietnam.
  • Carbon intensity rose 4% in Iran between 2020 and 2025, while it fell 14% in Vietnam.
  • Low carbon sources supplied 5.2% of Iran's electricity in 2025 and 46.1% of Vietnam's.
  • Electricity demand in 2025 was 397 TWh in Iran and 337 TWh in Vietnam.

Key Figures, 2025

Ember annual statistics
Measure Iran Vietnam
Total generation399 TWh329 TWh
Electricity demand397 TWh337 TWh
Demand per person4.28 MWh3.09 MWh
Carbon intensity656 gCO2/kWh459 gCO2/kWh
Power sector emissions262 MtCO2151 MtCO2
Low carbon share5.2%46.1%
Largest sourceGas 73.3%Coal 47.8%

Generation Mix, 2025

Share of generation
Source Iran Vietnam
Gas 73.3% 6.0%
Coal 0.2% 47.8%
Hydro 3.0% 31.0%
Other fossil 21.3% 0.2%
Solar 0.6% 10.3%
Wind 0.3% 4.5%
Nuclear 1.4% 0.0%
Bioenergy 0.0% 0.4%

Carbon Intensity, 1985 to 2025

Ember annual statistics
Carbon intensity of electricity in Iran and Vietnam, 1985 to 2025 Carbon intensity of electricity generated in Iran and Vietnam each year from 1985 to 2025, in gCO2/kWh. In 2025 it was 656 gCO2/kWh in Iran and 459 gCO2/kWh in Vietnam. 0 200 400 600 800 198519901995200020052010201520202025
Carbon intensity of electricity generated in Iran and Vietnam each year from 1985 to 2025, in gCO2/kWh. In 2025 it was 656 gCO2/kWh in Iran and 459 gCO2/kWh in Vietnam.
Annual statistics through 2025, gCO2/kWh
Carbon intensity of electricity in Iran and Vietnam, 1985 to 2025
YearIranVietnam
1985577 gCO2/kWh579 gCO2/kWh
1986568 gCO2/kWh609 gCO2/kWh
1987561 gCO2/kWh632 gCO2/kWh
1988565 gCO2/kWh610 gCO2/kWh
1989597 gCO2/kWh428 gCO2/kWh
1990599 gCO2/kWh320 gCO2/kWh
1991625 gCO2/kWh258 gCO2/kWh
1992595 gCO2/kWh206 gCO2/kWh
1993592 gCO2/kWh198 gCO2/kWh
1994629 gCO2/kWh202 gCO2/kWh
1995619 gCO2/kWh227 gCO2/kWh
1996619 gCO2/kWh235 gCO2/kWh
1997645 gCO2/kWh302 gCO2/kWh
1998641 gCO2/kWh356 gCO2/kWh
1999659 gCO2/kWh301 gCO2/kWh
2000667 gCO2/kWh322 gCO2/kWh
2001668 gCO2/kWh291 gCO2/kWh
2002652 gCO2/kWh344 gCO2/kWh
2003649 gCO2/kWh376 gCO2/kWh
2004642 gCO2/kWh407 gCO2/kWh
2005636 gCO2/kWh462 gCO2/kWh
2006625 gCO2/kWh448 gCO2/kWh
2007631 gCO2/kWh439 gCO2/kWh
2008662 gCO2/kWh422 gCO2/kWh
2009667 gCO2/kWh413 gCO2/kWh
2010661 gCO2/kWh452 gCO2/kWh
2011654 gCO2/kWh408 gCO2/kWh
2012648 gCO2/kWh372 gCO2/kWh
2013634 gCO2/kWh374 gCO2/kWh
2014644 gCO2/kWh404 gCO2/kWh
2015651 gCO2/kWh487 gCO2/kWh
2016642 gCO2/kWh492 gCO2/kWh
2017642 gCO2/kWh433 gCO2/kWh
2018658 gCO2/kWh486 gCO2/kWh
2019605 gCO2/kWh557 gCO2/kWh
2020630 gCO2/kWh531 gCO2/kWh
2021658 gCO2/kWh475 gCO2/kWh
2022651 gCO2/kWh415 gCO2/kWh
2023638 gCO2/kWh467 gCO2/kWh
2024643 gCO2/kWh477 gCO2/kWh
2025656 gCO2/kWh459 gCO2/kWh

Demand per Person, 1985 to 2025

Ember annual statistics
Electricity demand per person in Iran and Vietnam, 1985 to 2025 Electricity demand per person in Iran and Vietnam each year from 1985 to 2025, in MWh. In 2025 it was 4.28 MWh in Iran and 3.09 MWh in Vietnam. 0.0 1.3 2.5 3.8 5.0 198519901995200020052010201520202025
Electricity demand per person in Iran and Vietnam each year from 1985 to 2025, in MWh. In 2025 it was 4.28 MWh in Iran and 3.09 MWh in Vietnam.
Annual statistics through 2025, MWh
Electricity demand per person in Iran and Vietnam, 1985 to 2025
YearIranVietnam
1985n/an/a
1986n/an/a
1987n/an/a
1988n/an/a
1989n/an/a
1990n/an/a
1991n/an/a
1992n/an/a
1993n/an/a
1994n/an/a
1995n/an/a
1996n/an/a
1997n/an/a
1998n/an/a
1999n/an/a
20001.79 MWh0.34 MWh
20011.89 MWh0.39 MWh
20022.04 MWh0.45 MWh
20032.21 MWh0.51 MWh
20042.32 MWh0.58 MWh
20052.46 MWh0.65 MWh
20062.63 MWh0.72 MWh
20072.71 MWh0.80 MWh
20082.76 MWh0.87 MWh
20092.85 MWh0.98 MWh
20103.00 MWh1.10 MWh
20112.94 MWh1.19 MWh
20123.04 MWh1.30 MWh
20133.12 MWh1.40 MWh
20143.31 MWh1.56 MWh
20153.36 MWh1.76 MWh
20163.39 MWh1.92 MWh
20173.54 MWh2.05 MWh
20183.58 MWh2.27 MWh
20193.58 MWh2.45 MWh
20203.77 MWh2.50 MWh
20213.95 MWh2.57 MWh
20224.03 MWh2.68 MWh
20234.14 MWh2.79 MWh
20244.30 MWh3.04 MWh
20254.28 MWh3.09 MWh

Iran history · Vietnam history

Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025.

Cite this page
APA 7

World Power Monitor. (2025). Iran vs Vietnam: Electricity Compared. https://worldpowermonitor.com/compare/iran-vs-vietnam/

Plain text

World Power Monitor. Iran vs Vietnam: Electricity Compared. Data as of 2025. Data from Ember. https://worldpowermonitor.com/compare/iran-vs-vietnam/

BibTeX 
@misc{wpm_compare_iran_vs_vietnam_2025,
  title = {{Iran vs Vietnam: Electricity Compared}},
  author = {{World Power Monitor}},
  year = {2025},
  note = {Data as of 2025. Data from Ember.},
  url = {https://worldpowermonitor.com/compare/iran-vs-vietnam/}
}

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