Som Energia vs TotalEnergies

Live Comparison • octubre 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), TotalEnergies is the cheaper option. Their A Tu Aire Luz Programa Tu Ahorro tariff results in an estimated monthly bill of €71.02 (including taxes). This compares to Som Energia's best option (Som - Tarifa Periodos) at €80.72 per month.

Som Energia Best Bill
€80.72
TotalEnergies Best Bill
€71.02

* 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

TotalEnergies is the only provider offering a true 24-hour flat rate (0.1199 €/kWh).

Best Time-of-Use Rate

TotalEnergies has cheaper off-peak hours (0.086176 €/kWh vs 0.15 €/kWh).

Scorecard Comparison

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

Full Head-to-Head Comparison

Som Energia

Som Energia

4.5 / 5 (Local / Coop reviews)
Founded2010
Customers85,000+ members
Energy100% Renewable (Cooperative)

Pros

  • 100% Propiedad de los ciudadanos y sin ánimo de lucro
  • Transparencia total en precios y gestión
  • Excelente participación democrática
  • Invierte directamente en nuevas plantas renovables en España

Cons

  • Requiere una cuota inicial de socio de 100 € (reembolsable)
  • Las tarifas pueden ser ligeramente superiores a las ofertas más agresivas del mercado
  • Sin grandes presupuestos de marketing ni ofertas complejas

Available Tariffs

Som - Tarifa Periodos

Est. Monthly Bill
€80.72
Energy (P1 / P2 / P3)
0.249 / 0.169 / 0.15
€/kWh
Potencia (P1 / P2)0.082011 / 0.008096 €/kW
Solar Export0.03 €/kWh
Fixed FeeNone
TotalEnergies

TotalEnergies

3.8 / 5 (3,200+ reviews)
Founded1924
Customers1,000,000+
EnergyMixed (Multi-Energy)

Pros

  • Excelente programa de recompensas
  • Precios de lanzamiento agresivos
  • Buen soporte al cliente
  • Buenas ofertas duales

Cons

  • Las tarifas pueden subir significativamente tras 12 meses
  • Sistema de puntos algo complejo
  • Enfoque muy digital

Available Tariffs

A Tu Aire Luz Siempre

Est. Monthly Bill
€73.28
Energy (24h)0.1199 €/kWh
Potencia (P1 / P2)0.094493 / 0.094493 €/kW
Solar ExportN/A
Fixed FeeNone

A Tu Aire Luz Programa Tu Ahorro

Est. Monthly Bill
€71.02
Energy (P1 / P2 / P3)
0.183572 / 0.11393 / 0.086176
€/kWh
Potencia (P1 / P2)0.094493 / 0.094493 €/kW
Solar ExportN/A
Fixed FeeNone

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