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ACIS vs Imagina Energía

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 ACIS's best option (SMART -2.0TD Renovable) at €80.47 per month.

ACIS Best Bill
80.47
Imagina Energía Best Bill
66.28

* 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 is the only provider offering a true 24-hour flat rate (0.099 €/kWh).

Best Time-of-Use Rate

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

Full Head-to-Head Comparison

ACIS

ACIS

Available Tariffs

EQUAL - 2.0TD No renovable

Est. Monthly Bill
85.06
Energy (P1 / P2 / P3)
0.254044 / 0.180627 / 0.136151
€/kWh
Potencia (P1 / P2)0.112278 / 0.015612 €/kW
Solar ExportN/A
Fixed FeeNone

SMART -2.0TD Renovable

Est. Monthly Bill
80.47
Energy (P1 / P2 / P3)
0.23019 / 0.171489 / 0.135124
€/kWh
Potencia (P1 / P2)0.113206 / 0.003725 €/kW
Solar ExportN/A
Fixed FeeNone
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

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