Iberdrola vs Energía XXI
Live Comparison • juli 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
Iberdrola is the only provider offering a true 24-hour flat rate (0.1199 €/kWh).
Best Time-of-Use Rate
Iberdrola is the only provider offering a fixed 3-period time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Iberdrola | Energía XXI |
|---|---|---|
| Price Competitiveness | 6 | 5 |
| Solar Suitability | 7 | 3 |
| EV Suitability | 7 | 3 |
| Simplicity | 5 | 2 |
| Customer Service | 5 | 4 |
| Transparency | 5 | 2 |
Full Head-to-Head Comparison
Iberdrola
4.2 / 5 (14,000+ reviews)
Founded1992
Customers11,000,000+
EnergyMixed (Major Renewables Focus)
Pros
- Enorme investeringen in duurzaamheid
- Top-tier mobiele app
- Sterke fysieke aanwezigheid
- Uitstekende betrouwbaarheid
Cons
- Standaardplannen kunnen duur zijn
- Af en toe facturatiefouten gemeld
- Grote bedrijfsstructuur
Available Tariffs
Plan Más Ahorro
Est. Monthly Bill€82.45
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)0.1711 €/kWh
Potencia (P1 / P2)0.1042 / 0.0104 €/kW
Solar ExportN/A
Fixed FeeNone
Plan Planazo
Est. Monthly Bill€89.63
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)0.1899 €/kWh
Potencia (P1 / P2)0.1042 / 0.0104 €/kW
Solar ExportN/A
Fixed FeeNone
Plan Online
Est. Monthly Bill€71.75
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)0.119151 / 0.058877 €/kW
Solar ExportN/A
Fixed FeeNone
Plan Estable
Est. Monthly Bill€83.55
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)0.143331 €/kWh
Potencia (P1 / P2)0.116411 / 0.082164 €/kW
Solar ExportN/A
Fixed FeeNone
Plan Online 3 Periodos
Est. Monthly Bill€75.45
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)
0.194 / 0.136 / 0.09999
€/kWh
Potencia (P1 / P2)0.119151 / 0.058877 €/kW
Solar ExportN/A
Fixed FeeNone
Energía XXI
1.2 / 5 (3,000+ reviews)
Founded2019
Customers3,000,000+
EnergyMixed (Regulated Market)
Pros
- Toegang tot de Bono Social (overheidskortingen)
- Officiële gereguleerde prijzen (PVPC)
- Stabiliteit van een grote groep
Cons
- Slechte facturatietransparantie
- Verborgen eenheidsprijzen
- Geen zekerheid van vaste prijzen (prijzen wijzigen per uur)
- Lage scores voor klanttevredenheid
Available Tariffs
No active tariffs found.
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