Eres Energía vs Som Energia
Live Comparison • juillet 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
Eres Energía is the only provider offering a true 24-hour flat rate (0.099 €/kWh).
Best Time-of-Use Rate
Eres Energía is the only provider offering a fixed 3-period time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Eres Energía | Som Energia |
|---|---|---|
| Price Competitiveness | 7 | 7 |
| Solar Suitability | 5 | 9 |
| EV Suitability | 5 | 7 |
| Simplicity | 8 | 8 |
| Customer Service | 7 | 9 |
| Transparency | 8 | 10 |
Full Head-to-Head Comparison
Eres Energía
4.2 / 5 (300+ reviews)
Founded2018
Customers40,000+
Energy100% Renewable
Pros
- Simple and transparent pricing
- No permanence commitment
- 100% renewable energy
Cons
- Limited physical presence
- Fewer tariff varieties than larger providers
Available Tariffs
Eres Solar Flexible
Est. Monthly Bill€93.07
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)
0.1981 / 0.1253 / 0.0939
€/kWh
Potencia (P1 / P2)0.1597 / 0.1597 €/kW
Solar Export0.0304 €/kWh
Fixed FeeNone
Eres Tres
Est. Monthly Bill€69.80
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)
0.1995 / 0.1379 / 0.0986
€/kWh
Potencia (P1 / P2)0.0969 / 0.0379 €/kW
Solar ExportN/A
Fixed FeeNone
Eres Flexible
Est. Monthly Bill€76.76
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)
0.224 / 0.16 / 0.136
€/kWh
Potencia (P1 / P2)0.0819 / 0.02 €/kW
Solar ExportN/A
Fixed FeeNone
Eres Sobresaliente
Est. Monthly Bill€66.56
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)0.099 €/kWh
Potencia (P1 / P2)0.099 / 0.099 €/kW
Solar ExportN/A
Fixed FeeNone
Eres Solar Tres
Est. Monthly Bill€117.16
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)
0.2095 / 0.1379 / 0.1088
€/kWh
Potencia (P1 / P2)0.2277 / 0.2277 €/kW
Solar Export0.0304 €/kWh
Fixed FeeNone
Eres Solar 24
Est. Monthly Bill€98.78
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)0.1449 €/kWh
Potencia (P1 / P2)0.1518 / 0.1518 €/kW
Solar Export0.0304 €/kWh
Fixed FeeNone
Som Energia
4.5 / 5 (Local / Coop reviews)
Founded2010
Customers85,000+ members
Energy100% Renewable (Cooperative)
Pros
- 100% Propriété communautaire et à but non lucratif
- Transparence totale des prix et de la gestion
- Excellente participation démocratique
- Investit directement dans de nouvelles centrales renouvelables
Cons
- Nécessite des frais d'adhésion initiaux de 100 € (remboursables)
- Tarifs pouvant être légèrement plus élevés que les prix d'appel agressifs
- Pas de gros budgets marketing
Available Tariffs
No active tariffs found.
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