How to Save Electricity at Home in Europe: A Country-Aware Guide

The fastest way to save electricity at home in Europe is to find your biggest loads, cut the waste around them, and, if your tariff rewards it, move flexible jobs like laundry and dishwashing to cheaper hours. How much that is worth depends heavily on where you live: household prices in the EU differ by a factor of three or more between countries. Start with the unit rate on your own bill, measure what your appliances actually use, and work from there.

Why the same habit saves more in some countries than others

Electricity is priced nationally, with different taxes, network charges and levies on top of the energy itself. Eurostat figures for the first half of 2026, as reported by the Brussels Times, put the EU average household price at around €0.28 per kWh, with Ireland the highest at about €0.39, Germany and Belgium at about €0.36, and Hungary the lowest at about €0.11. Eurostat publishes the full country breakdown on its electricity price statistics page.

That spread matters for every saving you calculate. Here is the same hypothetical habit, switching off a device that wastes 50 kWh a year, priced at those rates:

The arithmetic is simply kWh × price. If you want the full method, including how to turn watts into kWh, see how to calculate the running cost of an appliance.

Two practical takeaways:

• Use your own number. Your bill shows your unit rate (sometimes split by time band). National averages are only for orientation.
• Fixed charges don't shrink. Many European bills include a fixed or capacity-based component. Cutting kWh lowers the variable part only, so expect the percentage saving on your total bill to be smaller than the percentage saving in kWh.

Know your tariff: fixed, time-of-use or dynamic

Before you change habits, find out what kind of contract you are on. It decides whether when you use electricity matters, or only how much.

Fixed or flat-rate tariffs

One price per kWh at all hours. Shifting your washing machine to midnight saves nothing; only using less does. Most of the advice in this guide still applies, but forget load-shifting.

Time-of-use tariffs

Prices change by time band on a set schedule. Spain is a well-documented example: according to the grid operator Red Eléctrica, the regulated PVPC tariff (the "2.0TD" structure, in force since 1 June 2021) splits weekdays into peak, mid and off-peak periods, with the night period and weekends the cheapest. Red Eléctrica publishes the next day's hourly prices every evening on its PVPC page. Other countries and suppliers use their own bands, so check your contract.

Dynamic tariffs

Prices follow the wholesale market, often hour by hour. Under the EU's Electricity Directive (EU) 2019/944, households with a smart meter can ask for a dynamic price contract from at least one supplier and from every supplier with more than 200,000 customers. Suppliers need your consent before switching you and must explain the opportunities, costs and risks. The EU's summary of the internal electricity market rules gives the background.

Dynamic pricing suits households with flexible loads and the discipline (or automation) to use them at cheap times. It can cost you more if most of your use is unavoidable evening peak demand.

A step-by-step plan that works in any EU country

1. Read your bill. Note the unit rate (or each time-band rate), any fixed charges and your annual kWh. That annual figure is your baseline.
2. List your big users. Laundry, dishwashing, fridges and freezers, electric heating and hot water, cooking and drying usually dominate. Our guide to what uses the most electricity at home explains how to rank yours.
3. Separate plug-in from hard-wired. Ovens, hobs, electric showers, many water heaters and built-in boilers are wired in. You'll judge those from their labels, your meter and your habits. Plug-in devices you can measure directly.
4. Measure the plug-in ones. A plug-in energy meter or energy-monitoring smart plug shows live watts and kWh over time. See how to measure appliance energy use for methods.
5. Find the idle drain. Measure TVs, consoles, desktop PCs, sound systems and chargers when they're "off". The EU now caps standby for most new products at around half a watt, but older kit and network-connected devices can draw more. More in standby power explained.
6. Act on the biggest number first. A few kWh a week from one appliance beats shaving watts off ten small ones.
7. Shift flexible loads if your tariff rewards it. Dishwashers, washing machines, tumble dryers and some charging can often run at cheaper times.
8. Re-measure after a month. Compare kWh before and after. Keep what worked, drop what didn't.

Appliance-level actions that usually pay off

Laundry and drying

• Wash at lower temperatures when the load allows. Heating the water takes much of the energy in a hot wash, so cooler washes use less.
• Run full loads and use the eco programme; the newer EU energy label reports washing machine and dishwasher energy per 100 cycles on that programme, which makes comparisons easier.
• Dry outdoors or on a rack when you can. A tumble dryer is one of the biggest plug-in users in many homes.

Fridges and freezers

They run all year, so small inefficiencies add up. Keep door seals clean and tight, don't put warm food in, and leave space for air behind the unit. If an old second fridge in a garage is mostly empty, measure it for a week; it may be costing more than you think.

Heating with electricity

Plug-in heaters, oil-filled radiators and fan heaters are high-wattage. Heat the room you're in, for the time you're in it, and keep doors closed. Our space heater running cost guide has worked examples and safety rules, including plug ratings for Schuko sockets.

Entertainment and home office

Switch off at the wall when you're done, rather than leaving devices in standby, unless they need power for updates or recordings. A schedule that cuts power overnight does this automatically.

Cooking and hot water

Boil only the water you need, use lids on pans, and use a microwave or small appliance for small portions. If you have a hard-wired electric water heater, check its thermostat and timer settings against your actual hot water needs.

Schuko, plugs and what to check before you automate

Much of continental Europe uses Type F (Schuko) sockets, while some countries, including France and Belgium, use Type E; check that any plug you buy fits your sockets. A standard Schuko socket is typically rated 16 A at 250 V, which works out at roughly 3,680 W at 230 V. A few things follow from that:

• Match the plug to the load. Any smart plug or timer you use must be rated for the appliance's maximum wattage, with headroom for high loads.
• The socket is still the limit. A plug rated above 16 A doesn't let a 16 A wall socket or its circuit carry more. Treat the extra rating as headroom, not extra capacity.
• Avoid extension leads and multi-way adaptors for heavy loads such as heaters, dryers and kettles. Plug them directly into a wall socket and follow the appliance's manual.
• Check that the appliance resumes when power returns. Devices with electronic buttons often stay off after power is cut and restored, so a schedule can't switch them on. Devices with a simple mechanical on/off switch usually resume.

Common mistakes

• Chasing tiny loads first. A phone charger left plugged in uses very little. Start with heating, drying and anything that runs for hours.
• Using rated wattage as actual use. Fridges, heaters with thermostats and dishwashers cycle on and off. Measure energy over time instead of multiplying the label wattage by hours.
• Switching to a dynamic tariff without flexible loads. If you can't move use away from the evening peak, it may not pay.
• Forgetting fixed charges. They don't change with your usage, so they limit how far your bill can fall.
• Not checking results. Without a before and after, you won't know which change saved anything.

Where Wattly fits (and where it doesn't)

A Wattly smart plug is a Wi-Fi plug that measures one plug-in appliance at a time: live watts, cost per hour, day, week or month, and usage history in the Tuya Smart app. It comes in an EU Type F (Schuko) version rated 16 A (3,680 W max) or 20 A (4,600 W max), and a UK Type G version rated 13 A. Schedules and countdown timers help with load-shifting on a time-of-use or dynamic tariff, and schedules stored on the plug keep running if your internet drops.

What it can't do: measure hard-wired appliances such as ovens, hobs, electric showers or built-in water heaters, or replace a whole-home meter. And it only saves money if you act on what it shows. For an honest look at when that happens, read do smart plugs save money. If it suits your setup, you can see the Wattly smart plug and current price.

Related reading

• Smart plug with energy monitoring explained
• Smart plug vs smart meter
• Smart plug ideas and schedules