Energía XXI vs Octopus Energy
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
Octopus Energy is the only provider offering a true 24-hour flat rate (0.103 €/kWh).
Best Time-of-Use Rate
Octopus Energy is the only provider offering a fixed 3-period time-of-use rate.
Scorecard Comparison
| Metric (1-10) | Energía XXI | Octopus Energy |
|---|---|---|
| Price Competitiveness | 5 | 8 |
| Solar Suitability | 3 | 10 |
| EV Suitability | 3 | 10 |
| Simplicity | 2 | 9 |
| Customer Service | 4 | 9 |
| Transparency | 2 | 9 |
Full Head-to-Head Comparison
Energía XXI
1.2 / 5 (3,000+ reviews)
Founded2019
Customers3,000,000+
EnergyMixed (Regulated Market)
Pros
- Tillgång till Bono Social (rabatter för utsatta grupper)
- Officiella reglerade priser (PVPC)
- Stabiliteten hos en stor koncern
Cons
- Dålig transparens i fakturor
- Dolda enhetspriser
- Ingen fastpristrygghet (priserna ändras varje timme)
- Låg kundnöjdhet på service
Available Tariffs
No active tariffs found.
Octopus Energy
4.8 / 5 (16,000+ reviews)
Founded2015
Customers500,000+
Energy100% Renewable
Pros
- Bästa valet för elbilister
- Utmärkt solersättning
- Enkel fakturering utan krångel
- Högt rankad app
Cons
- Potencia-avgifterna är något högre än vissa konkurrenter
- Frekventa men små prisjusteringar
Available Tariffs
Octopus Solar
Est. Monthly Bill€74.31
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)
0.209 / 0.118 / 0.093
€/kWh
Potencia (P1 / P2)0.093 / 0.093 €/kW
Solar Export0.035 €/kWh
Fixed FeeNone
Octopus 3
Est. Monthly Bill€67.44
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)
0.184 / 0.098 / 0.079
€/kWh
Potencia (P1 / P2)0.093 / 0.093 €/kW
Solar ExportN/A
Fixed FeeNone
Octopus Go
Est. Monthly Bill€87.03
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)
0.248 / 0.248 / 0.104
€/kWh
Potencia (P1 / P2)0.11 / 0.024 €/kW
Solar ExportN/A
Fixed FeeNone
Octopus Flexi
Est. Monthly Bill€73.43
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)0.076 / 0.002 €/kW
Solar ExportN/A
Fixed FeeNone
Octopus Relax
Est. Monthly Bill€66.41
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)0.103 €/kWh
Potencia (P1 / P2)0.093 / 0.093 €/kW
Solar Export0.01 €/kWh
Fixed FeeNone
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