Fixed vs variable electricity tariffs in Spain
Electricity tariffs in Spain are usually fixed or variable.
Understanding the difference helps you choose a tariff that matches your risk tolerance and usage habits.
What a fixed electricity tariff means
A fixed tariff charges the same price per kWh for a set period.
Benefits
- Predictable bills
- Protection from price swings
Drawbacks
- Missing out on cheaper periods
- Less flexibility
What a variable electricity tariff means
A variable tariff changes price based on market conditions.
Benefits
- Access to cheaper energy when prices fall
- Better alignment with solar-heavy periods
Drawbacks
- Less predictability
- Prices can rise unexpectedly
Which option suits you best
The best choice depends on:
- How flexible your usage is
- Whether you use electricity during the day
- Your tolerance for price changes
Analysing your bill helps determine which option suits you.
To understand why bills rise and fall, it helps to know how electricity prices work in Spain. Read our full guide.
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Frequently Asked Questions
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