Iberdrola vs HolaLuz

Live Comparison • septembre 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), Iberdrola is the cheaper option. Their Plan Online 3 Periodos tariff results in an estimated monthly bill of €65.22 (including taxes). This compares to HolaLuz's best option (HolaLuz Rate 3) at €81.75 per month.

Iberdrola Best Bill

€65.22

HolaLuz Best Bill

€81.75

* 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

Iberdrola wins here. Their flat rate is 0.1249 €/kWh compared to HolaLuz's 0.147 €/kWh.

Best Time-of-Use Rate

Iberdrola has cheaper off-peak hours (0.09999 €/kWh vs 0.113 €/kWh).

Scorecard Comparison

Metric (1-10)	Iberdrola	HolaLuz
Price Competitiveness	6	6
Solar Suitability	7	9
EV Suitability	7	6
Simplicity	5	8
Customer Service	5	4
Transparency	5	7

Full Head-to-Head Comparison

Iberdrola

4.2 / 5 (14,000+ reviews)

Founded1992

Customers11,000,000+

EnergyMixed (Major Renewables Focus)

Pros

Investissement massif dans les renouvelables
Application mobile de premier plan
Forte présence physique
Excellente fiabilité

Cons

Les plans standards peuvent être coûteux
Erreurs de facturation occasionnelles signalées
Structure d'entreprise imposante

Available Tariffs

Plan Más Ahorro

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€88.16

Energy (24h)0.16191 €/kWh

Potencia (P1 / P2)0.109562 / 0.071205 €/kW

Solar Export0.05 €/kWh

Fixed FeeNone

Plan Online

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€75.19

Energy (24h)0.1249 €/kWh

Potencia (P1 / P2)0.119151 / 0.069836 €/kW

Solar ExportN/A

Fixed FeeNone

Plan Estable

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€83.10

Energy (24h)0.148644 €/kWh

Potencia (P1 / P2)0.109562 / 0.071205 €/kW

Solar ExportN/A

Fixed FeeNone

Plan Online 3 Periodos

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€65.22

Energy (P1 / P2 / P3)

0.194 / 0.136 / 0.09999

€/kWh

Potencia (P1 / P2)0.091074 / 0.013483 €/kW

Solar ExportN/A

Fixed FeeNone

HolaLuz

3.5 / 5 (5,800+ reviews)

Founded2010

Customers400,000+

Energy100% Renewable

Pros

Engagement pour une énergie 100% verte
Accent mis sur l'innovation solaire
Paiements mensuels transparents
Modèle d'entreprise éthique

Cons

Les tarifs forfaitaires peuvent être chers pour les petits consommateurs
Les temps de réponse du service client varient
Accent commercial très fort sur le solaire

Available Tariffs

HolaLuz Classic Rate

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€84.87

Energy (24h)0.147 €/kWh

Potencia (P1 / P2)0.099 / 0.099 €/kW

Solar ExportN/A

Fixed FeeNone

HolaLuz Rate 3

Est. Monthly Bill

Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.

€81.75

Energy (P1 / P2 / P3)

0.206 / 0.137 / 0.113

€/kWh

Potencia (P1 / P2)0.099 / 0.099 €/kW

Solar ExportN/A

Fixed FeeNone

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