Hot water, heating and ageing appliances devour far more electricity than standby ever will. Where Austrian households can genuinely save kWh and euros in 2026.

Energy · 6 min readUpdated on

Illustration: AI-generated

Every autumn, the same routine: power strips are switched off, chargers pulled from the wall, the little standby light on the television declared public enemy number one. The feeling of having done something arrives quickly. On the electricity bill, what follows is — almost nothing. That is no coincidence; it is arithmetic. Anyone serious about cutting household electricity use first has to understand where the electricity actually goes. And the honest answer is: rarely where most energy-saving tips aim.

How much money is at stake is shown by the energy regulator E-Control's price monitor. It works with an average Austrian household that uses 3,500 kilowatt-hours of electricity a year. With the regional incumbent supplier, that costs between €891 (Tiwag) and €1,218 (Energie Klagenfurt) a year, grid charges, taxes and levies included (E-Control, price monitor of 1 October 2026) — roughly 25 to 35 cents per kilowatt-hour on average. Which is exactly why it pays to rank the levers by impact, not by gut feeling.

The great misconception: electricity is not the same as energy

The most important error in energy-saving thinking is baked into the word itself. What households spend their energy on overall has been surveyed by Statistics Austria: in detached and semi-detached houses, 76.4 per cent goes on space heating and 11.4 per cent on hot water; in apartment buildings, 62.7 and 17.6 per cent. The electric cooker accounts for 1.8 and 3.5 per cent respectively, and everything else — lighting, fridge, laundry, television, computers — for 10.3 and 16.2 per cent (micro-census energy module 2023/2024, Statistics Austria, household energy use 2025–2026, corrected version of 16 June 2026). If you heat with oil, gas or district heating, your biggest lever is not on the electricity bill at all — it is on the heating statement — and ultimately in the thermal renovation of the building itself.

That shifts the perspective fundamentally. The interesting question is not just "How do I save electricity?" but "What generates the heat in this household?". Because as soon as heat enters the picture — whether for space heating or hot water — we are talking about orders of magnitude that dwarf every standby tip. A kilowatt-hour that never flows into heat is the cheapest kilowatt-hour of all.

Where the electricity really goes

How much individual uses need per year has been modelled by Statistics Austria for around 1,500 households that filled in the energy-saving check on E-Control's website (January 2025 to January 2026). The values apply regardless of the energy source: for appliances and lighting that means electricity; for hot water, only if an electric boiler or instantaneous heater warms it.

Use Detached or semi-detached house Apartment building
Hot water 2,518 kWh 1,993 kWh
Lighting 756 kWh 497 kWh
Electric cooker 650 kWh 456 kWh
Tumble dryer 478 kWh 370 kWh
Computer 452 kWh 535 kWh
Fridge 425 kWh 281 kWh
Television 362 kWh 202 kWh
Dishwasher 224 kWh 161 kWh
Washing machine 176 kWh 136 kWh
For comparison: space heating 15,893 kWh 6,465 kWh

Source: Statistics Austria, household energy use 2025–2026, table 4: modelled average energy use per household and year, rounded. The spread between households is large.

The first and often the largest item on the electricity bill is therefore electric water heating. Statistics Austria puts hot water at roughly 2,000 to 2,500 kilowatt-hours a year on average. If that heat comes from an electric boiler or instantaneous water heater, it lands on the electricity bill — more than half of what E-Control assumes for the entire consumption of an average household. That is not a detail; that is the difference between a normal bill and a high one.

The second item is heating with electricity. Direct electric or night-storage heaters turn one kilowatt-hour of electricity into one kilowatt-hour of heat. With around 6,500 kilowatt-hours of heating energy that a household in an apartment building needs on average, heating alone clearly exceeds the entire average consumption of 3,500 kilowatt-hours. Heat pumps use electricity too — but far less, because they deliver several kilowatt-hours of heat for every kilowatt-hour put in. Anyone still heating with old direct electric heaters is sitting on by far the most expensive lever in the entire house.

The third block is made up of the big always-on and heat-generating appliances: electric cooker, tumble dryer, fridge, each at a few hundred kilowatt-hours a year. What matters here is less how they are used than how old they are and their efficiency class — a fridge runs all 8,760 hours of the year.

The uncomfortable truth: nearly all of a household's biggest electricity items have to do with heat — hot water, heating, cooking, drying. Lighting and devices only come after that.

The fourth block is everything else — lighting, home entertainment, computers, routers. It should not be underestimated: in the model, lighting and computers sit in the same range as the fridge or the dryer. If you leave a lot of lights on for long periods or run a powerful computer constantly, there is potential here too.

The standby myth — and the grain of truth in it

Which brings us to the darling of every advice column: standby consumption. It exists, no question, and the smart meter is the best way to see how large it is in your own home (more below). But two things puncture the hype.

First, the EU ecodesign regulation 2023/826 has, since 2025, capped the consumption of new devices in standby and off mode at 0.5 watts, or 0.8 watts with a status or information display (European Commission). A device drawing 0.5 watts on standby around the clock comes to a little over 4 kilowatt-hours a year. Today's real standby offenders are less the obvious devices than the always-on infrastructure — routers, set-top boxes, older games consoles, some bean-to-cup coffee machines with a keep-warm function.

Second, standby is precisely the lever that sits at the top of every list even though it is almost never the main problem. If your bill is high because an electric boiler heats your water, switching off the power strip recovers only a fraction of what the boiler draws.

The sober order of priorities, then: heat-related levers first, then the big appliances, then behaviour — and standby is the finishing touch, not the foundation.

Behaviour beats sacrifice: the measures that actually work

So where to start? With hot water, temperature is not a lever to turn down: the province of Tyrol recommends setting the central hot-water tank to at least 60 degrees so that legionella bacteria cannot multiply, and says water at the taps should reach at least 50 degrees after a short run (Province of Tyrol, 7 October 2026). The savings come from volume: shorter showers and water-saving shower heads work immediately, because every litre of water not heated saves energy directly.

When it comes to drying, the biggest lever is the cheapest: the drying rack costs zero electricity. If you cannot or will not give up the dryer, a modern heat-pump dryer run consistently at full load is the most economical option. For refrigeration, checking the age of your appliances matters more than any setting; whether a replacement pays off is shown by comparing the measured consumption of the old unit with the figure on a new one's energy label.

And finally room temperature, the underrated giant: because heating accounts for the lion's share of household energy, every degree less has a bigger effect than any measure on appliances — and those who heat electrically see it directly on their electricity bill. How to optimise heating and ventilation without sacrificing comfort is covered in our guide to heating and airing properly.

Making your own consumption visible

Rather than following generic tips, it is worth looking at your own data — and that is exactly what the smart meter rollout in Austria now makes possible. If the meter transmits quarter-hourly readings, which is the norm under the new Electricity Industry Act, consumption can be tracked quarter-hour by quarter-hour in your grid operator's customer portal. It lets you hunt down electricity guzzlers in earnest: consumption at night, when no major appliances are running, shows the base load. If it stays high for hours, something is running somewhere that need not be.

Knowing your own consumption also lets you pull the next lever, one that has nothing to do with behaviour: switching supplier. According to E-Control's price monitor of 1 October 2026, an average household switching from the local supplier's most widely used product to the cheapest offer, one-off switching discounts included, would have saved around €234 a year in Salzburg — and nothing in Tyrol. Comparing is the most honest form of saving because it costs no comfort at all. The current trajectory of electricity prices in Austria in 2026 shows what is changing in grid charges and levies.

The bottom line: honest priorities instead of gesture politics

Saving electricity works — but not through symbolic gestures. The uncomfortable order of business: first establish whether heating and hot water run on electricity — that is where the greatest potential lies. Then target the ageing large appliances, because they draw power around the clock. Then your own behaviour and the room temperature. And right at the end, as the finishing touch, the power strip. Follow that order and you will save something tangible — not just a clear conscience.

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