Som Energia vs Factor 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
Not enough tariff data available to calculate a typical monthly bill comparison.
Best Flat Rate
Factor Energía is the only provider offering a true 24-hour flat rate (0.1512 €/kWh).
Best Time-of-Use Rate
Factor Energía is the only provider offering a fixed 3-period time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Som Energia | Factor Energía |
|---|---|---|
| Price Competitiveness | 7 | 7 |
| Solar Suitability | 9 | 8 |
| EV Suitability | 7 | 6 |
| Simplicity | 8 | 8 |
| Customer Service | 9 | 8 |
| Transparency | 10 | 8 |
Full Head-to-Head Comparison
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
No active tariffs found.
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
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
Based on a typical profile: 3.6kW Potencia, 300kWh monthly usage (20% P1, 30% P2, 50% P3), plus standard IVA (21%), Electricity Tax (5.11%), and ~1€ meter hire.
Energy (24h)0.1512 €/kWh
Potencia (P1 / P2)0.1198 / 0.1198 €/kW
Solar ExportN/A
Fixed FeeNone
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