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Alcanzia vs Som Energia

Live Comparison • oktober 2026

A detailed head-to-head comparison covering rates, typical bills, pros & cons, and features to help you decide which is better for your home.

Our Verdict

Overall Winner: Lowest Typical Bill

For a typical Spanish household (3.6kW Potencia, 300kWh monthly usage), Som Energia is the cheaper option. Their Som - Tarifa Periodos tariff results in an estimated monthly bill of €80.72 (including taxes). This compares to Alcanzia's best option (Alcanzia Tarifa Fija) at €90.95 per month.

Alcanzia Best Bill
€90.95
Som Energia Best Bill
€80.72

* Assumption: 3.6 kW contracted power, 300 kWh monthly usage (20% peak, 30% flat, 50% off-peak), including 21% IVA, 5.11% Electricity Tax, and ~€1 meter rental.

Best Flat Rate

Neither provider currently offers a 24-hour flat rate.

Best Time-of-Use Rate

Alcanzia has cheaper off-peak hours (0.126638 €/kWh vs 0.15 €/kWh).

Scorecard Comparison

Metric (1-10)AlcanziaSom Energia
Price Competitiveness
8
7
Solar Suitability
8
9
EV Suitability
7
7
Simplicity
9
8
Customer Service
7
9
Transparency
8
10

Full Head-to-Head Comparison

Alcanzia

Alcanzia

4.1 / 5 (500+ reviews)
Founded2013
Customers50,000+
Energy100% Renewable

Pros

  • 100 % sertifisert grønn energi
  • Valg av faste priser eller natt-tariffer
  • Ingen bindingstid (vanligvis)
  • Sterkt tilbud av virtuelt solcellebatteri

Cons

  • Litt høyere strømpriser enn noen rabattmerker
  • Fokusert primært på digital interaksjon
  • Mindre kjent enn de store nasjonale aktørene

Available Tariffs

Alcanzia Tarifa Fija

Est. Monthly Bill
€90.95
Energy (P1 / P2 / P3)
0.258796 / 0.172295 / 0.126638
€/kWh
Potencia (P1 / P2)0.101948 / 0.08553 €/kW
Solar ExportN/A
Fixed FeeNone
Som Energia

Som Energia

4.5 / 5 (Local / Coop reviews)
Founded2010
Customers85,000+ members
Energy100% Renewable (Cooperative)

Pros

  • 100 % medlemsdrevet og non-profit
  • Full gjennomsiktighet i priser og drift
  • Gode muligheter for demokratisk deltakelse
  • Investerer direkte i nye spanske fornybaranlegg

Cons

  • Krever et medlemsinnskudd på €100 (refunderbart)
  • Prisene kan være litt høyere enn de aller billigste tilbudene
  • Ingen store markedsføringsbudsjetter

Available Tariffs

Som - Tarifa Periodos

Est. Monthly Bill
€80.72
Energy (P1 / P2 / P3)
0.249 / 0.169 / 0.15
€/kWh
Potencia (P1 / P2)0.082011 / 0.008096 €/kW
Solar Export0.03 €/kWh
Fixed FeeNone

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