Som Energia vs Plenitude
Live Comparison • July 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
Plenitude is the only provider offering a true 24-hour flat rate (0.097296 €/kWh).
Best Time-of-Use Rate
Neither provider currently offers a fixed time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Som Energia | Plenitude |
|---|---|---|
| Price Competitiveness | 7 | 8 |
| Solar Suitability | 9 | 7 |
| EV Suitability | 7 | 6 |
| Simplicity | 8 | 8 |
| Customer Service | 9 | 7 |
| 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% Community-owned and non-profit
- Total transparency in pricing and management
- Excellent democratic participation
- Invests directly in new Spanish renewable plants
Cons
- Requires a €100 initial membership fee (refundable)
- Tariffs can be slightly higher than the most aggressive market 'teaser' rates
- No massive marketing budgets or complex cross-sell offers
Available Tariffs
No active tariffs found.
Plenitude
4.6 / 5 (2,500+ reviews)
Founded2021
Customers300,000+
Energy100% Renewable
Pros
- 100% Certified renewable energy
- Simple, stable fixed-price tariffs
- Strong financial backing from Eni
- No permanence or exit fees
Cons
- Traditional customer service model
- Prices can be higher than niche discounters
- Focus is heavily on fixed-rate plans
Available Tariffs
Fácil Luz
Est. Monthly Bill€66.18
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)0.097296 €/kWh
Potencia (P1 / P2)0.099984 / 0.099984 €/kW
Solar ExportN/A
Fixed FeeNone
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