Imagina Energía vs Energía XXI
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
Imagina Energía is the only provider offering a true 24-hour flat rate (0.099 €/kWh).
Best Time-of-Use Rate
Neither provider currently offers a fixed time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Imagina Energía | Energía XXI |
|---|---|---|
| Price Competitiveness | 8 | 5 |
| Solar Suitability | 9 | 3 |
| EV Suitability | 6 | 3 |
| Simplicity | 8 | 2 |
| Customer Service | 9 | 4 |
| Transparency | 9 | 2 |
Full Head-to-Head Comparison
Imagina Energía
4.8 / 5 (700+ reviews)
Founded2020
Customers50,000+
Energy100% Solar Energy
Pros
- 100% Certified solar energy
- 3-year fixed price guarantee
- Excellent personalized customer support
- Strong solar self-consumption features
Cons
- Focus is primarily on fixed-rate plans
- Newer brand compared to the 'Big Three'
- Online-first management model
Available Tariffs
Sin Horas
Est. Monthly Bill€66.28
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)0.098 / 0.098 €/kW
Solar Export0.04 €/kWh
Fixed FeeNone
Energía XXI
1.2 / 5 (3,000+ reviews)
Founded2019
Customers3,000,000+
EnergyMixed (Regulated Market)
Pros
- Access to the Bono Social (government discounts)
- Official regulated prices (PVPC)
- Stability of a large utility group
Cons
- Poor billing transparency
- Hidden unit prices (clumped with tolls)
- No fixed-price security (prices change every hour)
- Low customer satisfaction scores
Available Tariffs
No active tariffs found.
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