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Gana Energía vs Endesa

Live Comparison • July 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), Endesa is the cheaper option. Their Endesa Premium ATR tariff results in an estimated monthly bill of 63.93 (including taxes). This compares to Gana Energía's best option (Gana Energia Tarifa 3 Tramos) at €66.34 per month.

Gana Energía Best Bill
66.34
Endesa Best Bill
63.93

* 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

Endesa wins here. Their flat rate is 0.095999 €/kWh compared to Gana Energía's 0.119 €/kWh.

Best Time-of-Use Rate

Gana Energía has cheaper off-peak hours (0.08 €/kWh vs 0.09441 €/kWh).

Scorecard Comparison

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

Full Head-to-Head Comparison

Gana Energía

Gana Energía

4.5 / 5 (1,800+ reviews)
Founded2017
Customers100,000+
Energy100% Renewable

Pros

  • Very competitive pricing
  • No-frills simple billing
  • 100% Renewable energy
  • No permanent contracts

Cons

  • Limited customer service channels
  • No physical offices
  • App is very basic

Available Tariffs

Gana Energia Tarifa Fija 24h

Est. Monthly Bill
71.53
Energy (24h)0.119 €/kWh
Potencia (P1 / P2)0.089434 / 0.089434 €/kW
Solar ExportN/A
Fixed FeeNone

Gana Energia Tarifa 3 Tramos

Est. Monthly Bill
66.34
Energy (P1 / P2 / P3)
0.171 / 0.104 / 0.08
€/kWh
Potencia (P1 / P2)0.089434 / 0.089434 €/kW
Solar ExportN/A
Fixed FeeNone
Endesa

Endesa

3.9 / 5 (12,000+ reviews)
Founded1944
Customers10,000,000+
EnergyMixed (Renewables + Nuclear + Gas)

Pros

  • Physical offices across Spain
  • Very stable company
  • Competitive digital-only rates
  • Wide range of home services

Cons

  • Customer service can be slow
  • Complex billing structure
  • Aggressive marketing practices

Available Tariffs

One Luz

Est. Monthly Bill
76.59
Energy (24h)0.128235 €/kWh
Potencia (P1 / P2)0.094967 / 0.094967 €/kW
Solar ExportN/A
Fixed FeeNone

Endesa Premium ATR

Est. Monthly Bill
63.93
Energy (24h)0.095999 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone

Endesa Solar Plus Virtual Battery

Est. Monthly Bill
83.12
Energy (24h)0.148828 €/kWh
Potencia (P1 / P2)0.090214 / 0.090214 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone

Endesa ATR Fija 24

Est. Monthly Bill
74.39
Energy (24h)0.123426 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone

One Luz 3 Periodos

Est. Monthly Bill
73.01
Energy (P1 / P2 / P3)
0.18621 / 0.11781 / 0.09441
€/kWh
Potencia (P1 / P2)0.093665 / 0.093665 €/kW
Solar ExportN/A
Fixed FeeNone

Conecta Luz

Est. Monthly Bill
69.25
Energy (24h)0.109 €/kWh
Potencia (P1 / P2)0.094967 / 0.094967 €/kW
Solar ExportN/A
Fixed FeeNone

Endesa ATR Fija Premium

Est. Monthly Bill
67.05
Energy (24h)0.104191 €/kWh
Potencia (P1 / P2)0.093666 / 0.093666 €/kW
Solar ExportN/A
Fixed FeeNone

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