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Alcanzia vs Naturgy

Live Comparison • julio 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), Naturgy is the cheaper option. Their Tarifa Noche tariff results in an estimated monthly bill of €67.42 (including taxes). This compares to Alcanzia's best option (Alcanzia Tarifa Fija) at €70.12 per month.

Alcanzia Best Bill
€70.12
Naturgy Best Bill
€67.42

* 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

Naturgy wins here. Their flat rate is 0.112 €/kWh compared to Alcanzia's 0.117208 €/kWh.

Best Time-of-Use Rate

Naturgy has cheaper off-peak hours (0.0739 €/kWh vs 0.077133 €/kWh).

Scorecard Comparison

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

Full Head-to-Head Comparison

Alcanzia

Alcanzia

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

Pros

  • Energía verde 100% certificada
  • Opción de tarifas fijas planas o con discriminación horaria
  • Sin compromiso de permanencia (habitualmente)
  • Sólida oferta de batería virtual solar

Cons

  • Precios de potencia ligeramente superiores a algunas marcas de descuento
  • Enfoque principalmente en la interacción digital
  • Menos conocida que los grandes actores nacionales

Available Tariffs

Tarifa Fija (3 Tramos)

Est. Monthly Bill
€70.48
Energy (P1 / P2 / P3)
0.195564 / 0.116084 / 0.078378
€/kWh
Potencia (P1 / P2)0.101949 / 0.08553 €/kW
Solar ExportN/A
Fixed FeeNone

Tarifa Única

Est. Monthly Bill
€75.06
Energy (24h)0.12512 €/kWh
Potencia (P1 / P2)0.101949 / 0.08553 €/kW
Solar ExportN/A
Fixed FeeNone

Tarifa Doméstica

Est. Monthly Bill
€71.04
Energy (24h)0.118103 €/kWh
Potencia (P1 / P2)0.08893 / 0.08893 €/kW
Solar ExportN/A
Fixed FeeNone

Alcanzia Tarifa Doméstica (hasta 5.000 kWh)

Est. Monthly Bill
€70.70
Energy (24h)0.117208 €/kWh
Potencia (P1 / P2)0.08893 / 0.08893 €/kW
Solar ExportN/A
Fixed FeeNone

Alcanzia Tarifa Fija

Est. Monthly Bill
€70.12
Energy (P1 / P2 / P3)
0.195109 / 0.115278 / 0.077133
€/kWh
Potencia (P1 / P2)0.101949 / 0.08553 €/kW
Solar ExportN/A
Fixed FeeNone

Alcanzia Tarifa Única

Est. Monthly Bill
€74.71
Energy (24h)0.124203 €/kWh
Potencia (P1 / P2)0.101949 / 0.08553 €/kW
Solar ExportN/A
Fixed FeeNone

Alcanzia Tarifa Doméstica (más de 5.000 kWh)

Est. Monthly Bill
€76.08
Energy (24h)0.131308 €/kWh
Potencia (P1 / P2)0.08893 / 0.08893 €/kW
Solar ExportN/A
Fixed FeeNone
Naturgy

Naturgy

4.4 / 5 (2,700+ reviews)
Founded1843
Customers5,000,000+
EnergyMixed (Gas + Renewables)

Pros

  • Ideal para combinar Gas y Luz
  • Tarifas sencillas y transparentes
  • Empresa muy estable
  • Servicio técnico experimentado

Cons

  • Menos agresivos en precios de solo electricidad
  • Herramientas digitales básicas frente a Octopus
  • Sensación de gran corporación

Available Tariffs

Tarifa Por Uso Luz

Est. Monthly Bill
€69.65
Energy (24h)0.112 €/kWh
Potencia (P1 / P2)0.12303 / 0.061562 €/kW
Solar ExportN/A
Fixed FeeNone

Tarifa Noche

Est. Monthly Bill
€67.42
Energy (P1 / P2 / P3)
0.1822 / 0.1092 / 0.0739
€/kWh
Potencia (P1 / P2)0.12303 / 0.061562 €/kW
Solar ExportN/A
Fixed FeeNone

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