EuroWattCalc
Country guide

Electricity cost calculator for Spain

Estimate appliance running costs in Spain with your own electricity energy price per kWh. The example rate below is only a starting value — replace it with your current tariff.

Instant calculator

Running cost

Change any value — results update instantly.

Energy used—kWh
Cost for period——
Approx. 30-day cost—at the same daily use

Usage-cost estimate only. Your bill may also include standing charges, taxes or supplier fees.

How to use this calculator with your bill

Use the energy price

Enter the per-kWh price that applies to the appliance's usage period.

Contracted power is separate

Fixed or power-related billing components are not caused by the kWh used by one appliance and sit outside this tool.

Multiple time periods

If your tariff uses different rates by time period, run the tool once for each period.

Frequently asked questions

Can I use this with a time-of-use tariff?

Yes. Split the appliance's usage between tariff periods and calculate each period separately.

Does it include contracted-power charges?

No. The tool estimates variable energy cost from kWh.

EuroWattCalc is an independent calculator site and is not an energy supplier, regulator or tariff-comparison service.