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Imagina Energía vs Naturgy

Live Comparison • juli 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), Imagina Energía is the cheaper option. Their Sin Horas tariff results in an estimated monthly bill of 66.28 (including taxes). This compares to Naturgy's best option (Tarifa Noche) at €67.42 per month.

Imagina Energía Best Bill
66.28
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

Imagina Energía wins here. Their flat rate is 0.099 €/kWh compared to Naturgy's 0.112 €/kWh.

Best Time-of-Use Rate

Naturgy is the only provider offering a fixed 3-period time-of-use rate.

Scorecard Comparison

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

Full Head-to-Head Comparison

Imagina Energía

Imagina Energía

4.8 / 5 (700+ reviews)
Founded2020
Customers50,000+
Energy100% Solar Energy

Pros

  • 100% certifierad solenergi
  • 3-årig fastprisgaranti
  • Utmärkt personlig kundsupport
  • Goda funktioner för de med egna solceller

Cons

  • Huvudfokus är på fastpris
  • Nyare varumärke än de 'tre stora'
  • Hantering sker främst online

Available Tariffs

Sin Horas

Est. Monthly Bill
66.28
Energy (24h)0.099 €/kWh
Potencia (P1 / P2)0.098 / 0.098 €/kW
Solar Export0.04 €/kWh
Fixed FeeNone
Naturgy

Naturgy

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

Pros

  • Bästa valet för kombinerad gas & el
  • Enkla och transparenta tariffer
  • Mycket stabilt företag
  • Erfaren teknisk tjänst

Cons

  • Mindre aggressiva på rena elpriser
  • Digitala verktyg är enkla jämfört med Octopus
  • Stor och traditionell företagsmiljö

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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