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Built 2026-11-05 (5 November 2026)

Croatia vs Slovenia: Electricity Compared

Croatia generated 14.7 TWh of electricity in 2025 and Slovenia 14.9 TWh, according to Ember. Croatia's largest source was hydro (39.3%); Slovenia's was nuclear (39.3%). Each kWh generated emitted 159 gCO2/kWh in Croatia and 183 gCO2/kWh in Slovenia. These are Ember annual statistics for 2025, compiled from national sources; they are not real time.

Who is bigger and who is cleaner? Croatia and Slovenia generated about the same amount of electricity in 2025 (14.7 TWh and 14.9 TWh). Croatia has the cleaner electricity by carbon intensity, at 159 gCO2/kWh against 183 gCO2/kWh in Slovenia in 2025.

Why this comparison: neighbours by land border or interconnector 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

  • Nuclear supplied 39.3% of Slovenia's electricity in 2025, against none in Croatia.
  • Electricity demand rose 12% in Croatia between 2020 and 2025, while it fell 4% in Slovenia.
  • Low carbon sources supplied 76.3% of Croatia's electricity in 2025 and 78.9% of Slovenia's.
  • Electricity demand in 2025 was 20.0 TWh in Croatia and 14.4 TWh in Slovenia.

Key Figures, 2025

Ember annual statistics
Measure Croatia Slovenia
Total generation14.7 TWh14.9 TWh
Electricity demand20.0 TWh14.4 TWh
Demand per person5.20 MWh6.80 MWh
Carbon intensity159 gCO2/kWh183 gCO2/kWh
Power sector emissions2.33 MtCO22.72 MtCO2
Low carbon share76.3%78.9%
Largest sourceHydro 39.3%Nuclear 39.3%

Generation Mix, 2025

Share of generation
Source Croatia Slovenia
Hydro 39.3% 27.5%
Nuclear 0.0% 39.3%
Wind 21.2% 0.1%
Gas 18.6% 6.4%
Coal 5.0% 14.7%
Solar 8.9% 10.1%
Bioenergy 6.8% 1.9%
Other renewables 0.1% 0.0%
Other fossil 0.1% 0.0%

Carbon Intensity, 1990 to 2025

Ember annual statistics
Carbon intensity of electricity in Croatia and Slovenia, 1990 to 2025 Carbon intensity of electricity generated in Croatia and Slovenia each year from 1990 to 2025, in gCO2/kWh. In 2025 it was 159 gCO2/kWh in Croatia and 183 gCO2/kWh in Slovenia. 0 125 250 375 500 19901995200020052010201520202025
Carbon intensity of electricity generated in Croatia and Slovenia each year from 1990 to 2025, in gCO2/kWh. In 2025 it was 159 gCO2/kWh in Croatia and 183 gCO2/kWh in Slovenia.
Annual statistics through 2025, gCO2/kWh
Carbon intensity of electricity in Croatia and Slovenia, 1990 to 2025
YearCroatiaSlovenia
1990361 gCO2/kWh376 gCO2/kWh
1991242 gCO2/kWh325 gCO2/kWh
1992334 gCO2/kWh406 gCO2/kWh
1993325 gCO2/kWh419 gCO2/kWh
1994218 gCO2/kWh384 gCO2/kWh
1995253 gCO2/kWh382 gCO2/kWh
1996186 gCO2/kWh367 gCO2/kWh
1997283 gCO2/kWh387 gCO2/kWh
1998311 gCO2/kWh384 gCO2/kWh
1999289 gCO2/kWh362 gCO2/kWh
2000303 gCO2/kWh362 gCO2/kWh
2001307 gCO2/kWh366 gCO2/kWh
2002370 gCO2/kWh386 gCO2/kWh
2003414 gCO2/kWh394 gCO2/kWh
2004315 gCO2/kWh364 gCO2/kWh
2005337 gCO2/kWh371 gCO2/kWh
2006347 gCO2/kWh383 gCO2/kWh
2007420 gCO2/kWh389 gCO2/kWh
2008383 gCO2/kWh351 gCO2/kWh
2009302 gCO2/kWh341 gCO2/kWh
2010268 gCO2/kWh353 gCO2/kWh
2011376 gCO2/kWh360 gCO2/kWh
2012353 gCO2/kWh359 gCO2/kWh
2013256 gCO2/kWh336 gCO2/kWh
2014227 gCO2/kWh245 gCO2/kWh
2015275 gCO2/kWh317 gCO2/kWh
2016276 gCO2/kWh326 gCO2/kWh
2017256 gCO2/kWh319 gCO2/kWh
2018202 gCO2/kWh305 gCO2/kWh
2019243 gCO2/kWh299 gCO2/kWh
2020229 gCO2/kWh277 gCO2/kWh
2021210 gCO2/kWh269 gCO2/kWh
2022245 gCO2/kWh258 gCO2/kWh
2023195 gCO2/kWh224 gCO2/kWh
2024171 gCO2/kWh230 gCO2/kWh
2025159 gCO2/kWh183 gCO2/kWh

Demand per Person, 1990 to 2025

Ember annual statistics
Electricity demand per person in Croatia and Slovenia, 1990 to 2025 Electricity demand per person in Croatia and Slovenia each year from 1990 to 2025, in MWh. In 2025 it was 5.20 MWh in Croatia and 6.80 MWh in Slovenia. 0.0 2.0 4.0 6.0 8.0 19901995200020052010201520202025
Electricity demand per person in Croatia and Slovenia each year from 1990 to 2025, in MWh. In 2025 it was 5.20 MWh in Croatia and 6.80 MWh in Slovenia.
Annual statistics through 2025, MWh
Electricity demand per person in Croatia and Slovenia, 1990 to 2025
YearCroatiaSlovenia
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
20003.38 MWh6.19 MWh
20013.55 MWh6.39 MWh
20023.65 MWh6.76 MWh
20033.82 MWh7.02 MWh
20043.91 MWh7.28 MWh
20054.05 MWh7.41 MWh
20064.15 MWh7.56 MWh
20074.27 MWh7.58 MWh
20084.36 MWh7.31 MWh
20094.26 MWh6.55 MWh
20104.36 MWh6.92 MWh
20114.29 MWh7.10 MWh
20124.23 MWh7.07 MWh
20134.20 MWh7.06 MWh
20144.12 MWh7.00 MWh
20154.31 MWh7.16 MWh
20164.38 MWh7.30 MWh
20174.59 MWh7.53 MWh
20184.70 MWh7.55 MWh
20194.71 MWh7.47 MWh
20204.52 MWh7.08 MWh
20214.86 MWh7.25 MWh
20224.81 MWh7.00 MWh
20234.88 MWh6.63 MWh
20245.07 MWh6.75 MWh
20255.20 MWh6.80 MWh

Croatia history · Slovenia 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). Croatia vs Slovenia: Electricity Compared. https://worldpowermonitor.com/compare/croatia-vs-slovenia/

Plain text

World Power Monitor. Croatia vs Slovenia: Electricity Compared. Data as of 2025. Data from Ember. https://worldpowermonitor.com/compare/croatia-vs-slovenia/

BibTeX 
@misc{wpm_compare_croatia_vs_slovenia_2025,
  title = {{Croatia vs Slovenia: Electricity Compared}},
  author = {{World Power Monitor}},
  year = {2025},
  note = {Data as of 2025. Data from Ember.},
  url = {https://worldpowermonitor.com/compare/croatia-vs-slovenia/}
}

Permalink: https://worldpowermonitor.com/compare/croatia-vs-slovenia/

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