Energía XXI vs Repsol
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
Repsol is the only provider offering a true 24-hour flat rate (0.1199 €/kWh).
Best Time-of-Use Rate
Repsol is the only provider offering a fixed 3-period time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Energía XXI | Repsol |
|---|---|---|
| Price Competitiveness | 5 | 7 |
| Solar Suitability | 3 | 6 |
| EV Suitability | 3 | 6 |
| Simplicity | 2 | 6 |
| Customer Service | 4 | 5 |
| Transparency | 2 | 6 |
Full Head-to-Head Comparison
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.
Repsol
3.5 / 5 (4,500+ reviews)
Founded1987
Customers1,500,000+
EnergyMixed (Oil & Gas Heritage)
Pros
- Excellent fuel discounts via Waylet
- Stable fixed prices
- Convenient multi-service bundling
- Strong brand trust
Cons
- Energy rates alone aren't always the cheapest
- App focused heavily on fuel stations
- Recent service complaints
Available Tariffs
Repsol Tarifa Solar Bateria Virtaul
Est. Monthly Bill€75.88
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)0.1299 €/kWh
Potencia (P1 / P2)0.090137 / 0.090137 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone
Tarifa Solar Con Bateria Virtual
Est. Monthly Bill€75.88
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)0.1299 €/kWh
Potencia (P1 / P2)0.090137 / 0.090137 €/kW
Solar Export0.06 €/kWh
Fixed FeeNone
Repsol Tarifa Tranquilísima Fixed 5yr
Est. Monthly Bill€77.41
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)0.1399 €/kWh
Potencia (P1 / P2)0.081918 / 0.081918 €/kW
Solar ExportN/A
Fixed FeeNone
Repsol Tarifa Discriminación Horaria
Est. Monthly Bill€70.73
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)
0.1659 / 0.1159 / 0.0969
€/kWh
Potencia (P1 / P2)0.120274 / 0.06 €/kW
Solar ExportN/A
Fixed FeeNone
Repsol Luz M+
Est. Monthly Bill€73.59
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)0.1299 €/kWh
Potencia (P1 / P2)0.0819 / 0.0819 €/kW
Solar ExportN/A
Fixed FeeNone
Repsol Ahorro Plus
Est. Monthly Bill€72.07
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 (24h)0.1199 €/kWh
Potencia (P1 / P2)0.090137 / 0.090137 €/kW
Solar ExportN/A
Fixed FeeNone
Precio Fijo BL1
Est. Monthly Bill€69.78
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)0.1199 €/kWh
Potencia (P1 / P2)0.081918 / 0.081918 €/kW
Solar ExportN/A
Fixed FeeNone
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