Octopus Energy Spain Review
Octopus Energy has rapidly become a favorite in Spain, known for its transparency, technology-driven approach, and market-leading solar compensation.
Not sure if the regulated market is right for you? Read our Regulated vs. Free Market comparison guide.
4.8/5
16,000+ reviews
2015
London, UK (Spain: Madrid)
100% Renewable
500,000+
Supplier Scorecard
Price Competitiveness
Solar Suitability
EV Suitability
Simplicity
Customer Service
Transparency
Octopus in Spain
Founded in the UK in 2015, Octopus entered the Spanish market by acquiring Umeme in 2021. They brought a fresh perspective to a market dominated by traditional giants.
Their proprietary technology platform, Kraken, allows them to offer innovative products like the 'Solar Wallet' and highly responsive customer service.
They are currently one of the fastest-growing providers in the country, with over 500,000 customers and a strong focus on community energy and solar.
Current Octopus Energy Tariffs
Tariffs updated May 2026. Rates include regulated costs.
| Tariff Name | Type | P1 (€/kWh) | P2 | P3 | Potencia |
|---|---|---|---|---|---|
Octopus Sun Club 45% discount on energy 12:00–18:00 daily | fixed | €0.1300 | — | — | €0.0970 / €0.0270 |
Octopus 3 3-period tariff with peak/off-peak savings | fixed | €0.1810 | €0.1020 | €0.0830 | €0.0930 |
Octopus Relax Fixed price 24h, stable rate around the clock | fixed | €0.1090 | — | — | €0.0930 |
Octopus Flexi Indexed to wholesale market prices | indexed | €0.1750 | €0.1100 | €0.0950 | €0.0760 / €0.0020 |
Octopus Solar For solar panel owners with export compensation | fixed | €0.2450 | €0.1550 | €0.1300 | €0.0970 / €0.0300 |
Octopus Go Smart EV charging at 0.068€/kWh (Requires compatible car/charger) | fixed | €0.2480 | €0.2480 | €0.1040 | €0.1100 / €0.0240 |
What customers think of Octopus
Octopus holds the highest rating in the Spanish energy sector. Customers consistently praise their easy-to-use app and the Solar Wallet system which can reduce bills to zero.
What we like
- Best choice for EV owners
- Excellent solar compensation
- Simple, no-BS billing
- Highly rated app
What to watch for
- Potencia rates are slightly higher than some peers
- Frequent but small rate adjustments
Who should avoid Octopus Energy?
"Octopus may not be ideal for users who prefer traditional paper-based communication or those who require a physical office presence for customer support."
Editor's Note: Honest assessment for better matching.
Frequently Asked Questions
What is the Octopus Solar Wallet?
Do they have a permanent contract?
What is Intelligent Octopus Go?
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