Factor Energía vs A Tu Lado Energía

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), A Tu Lado Energía is the cheaper option. Their Discriminación Horaria tariff results in an estimated monthly bill of 72.83 (including taxes). This compares to Factor Energía's best option (Tarifa Fija Precio Único) at €92.27 per month.

Factor Energía Best Bill
92.27
A Tu Lado Energía Best Bill
72.83

* 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

A Tu Lado Energía wins here. Their flat rate is 0.124686 €/kWh compared to Factor Energía's 0.1512 €/kWh.

Best Time-of-Use Rate

A Tu Lado Energía has cheaper off-peak hours (0.095692 €/kWh vs 0.168 €/kWh).

Full Head-to-Head Comparison

Factor Energía

Factor Energía

4 / 5 (4,000+ reviews)
Founded1999
Customers300,000+
Energy100% Renewable

Pros

  • Primer proveedor independiente en España
  • Energía 100% verde certificada
  • Excelente app móvil para seguimiento de consumo
  • Estructura de facturación muy transparente

Cons

  • Tiempos de espera en atención al cliente en horas punta
  • Las tarifas fijas pueden ser ligeramente superiores al mercado variable
  • Enfoque principal en la península

Available Tariffs

Factor Tarifa Respira

Est. Monthly Bill
101.48
Energy (P1 / P2 / P3)
0.3077 / 0.243 / 0.168
€/kWh
Potencia (P1 / P2)0.0965 / 0.025 €/kW
Solar ExportN/A
Fixed FeeNone

Tarifa Fija Precio Único

Est. Monthly Bill
92.27
Energy (24h)0.1512 €/kWh
Potencia (P1 / P2)0.1198 / 0.1198 €/kW
Solar ExportN/A
Fixed FeeNone
A Tu Lado Energía

A Tu Lado Energía

Available Tariffs

Discriminación Horaria

Est. Monthly Bill
72.83
Energy (P1 / P2 / P3)
0.21342 / 0.134353 / 0.109399
€/kWh
Potencia (P1 / P2)0.103717 / 0.033279 €/kW
Solar ExportN/A
Fixed FeeNone

Atulado Rosetta, Milenial fixed 24h

Est. Monthly Bill
75.11
Energy (24h)0.124686 €/kWh
Potencia (P1 / P2)0.113717 / 0.075322 €/kW
Solar ExportN/A
Fixed FeeNone

Atulado Rosetta, Discriminación Horaria

Est. Monthly Bill
73.34
Energy (P1 / P2 / P3)
0.19287 / 0.112047 / 0.095692
€/kWh
Potencia (P1 / P2)0.103717 / 0.085322 €/kW
Solar ExportN/A
Fixed FeeNone

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