Electricity basics
How to Calculate Appliance Electricity Cost
Calculate appliance running costs from watts or measured kWh. Keep cycling, electricity rates, fixed fees, and hot-water energy in the right places.
3 min read
Small checks. Clearer electricity costs.
Know what your
home costs
to run.
From the fridge that never stops to the dryer you use each week. Find the numbers that matter, and the checks that can help.
Find an answerNo universal savings promises.
Just your use × your electricity price.
A starting point. Measure cycling appliances for a closer estimate.
Official sources, linkedExamples with clear assumptionsCalculators that stay in your browser
A good place to start
Useful answers for everyday appliances.
Electricity basics
How to Measure Appliance kWh with a Plug-In Meter
Use a suitable plug-in electricity monitor to measure cumulative kWh. Record elapsed time, operating conditions, safety limits, and a useful daily average.
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Kitchen appliances
How to Estimate Fridge Electricity Cost per Month
Estimate fridge electricity costs from annual label kWh or measured daily energy. Avoid multiplying the rated watts by every hour of the month.
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Kitchen appliances
Why a Dishwasher Eco Cycle Takes Longer
Learn why a longer dishwasher Eco cycle can use less energy. Compare complete-cycle kWh, cleaning results, water use, and your tariff window.
3 min read
Laundry
Heat Pump vs Conventional Dryer: Running Cost
Compare heat pump and conventional electric dryers using cycle kWh, load frequency, purchase premium, and matching dryness rather than runtime alone.
3 min read
Heating & cooling
How Much Does a Dehumidifier Cost to Run?
Estimate dehumidifier electricity from measured kWh or stated power and runtime. Separate moisture capacity, efficiency ratings, and actual daily cost.
3 min read
Less guessing. Better inputs.
Three numbers.
One clearer picture.
A wattage label is a starting point. Your measured energy and actual electricity rate tell you more.
How to measure an appliance- 01
Find the energy use
Use measured kWh, a cycle figure, or an annual energy label.
- 02
Check your electricity rate
Use the variable price per kWh. Keep fixed charges separate.
- 03
Calculate, then compare
Estimate the cost. Change one input to see what could help.
Simple tools. Real assumptions.
Make the numbers work for you.
Electricity cost calculator
Convert watts, measured kWh, cycle use, or annual labels into an electricity cost.
Appliance comparison calculator
Compare annual electricity use and estimate simple payback for an extra purchase cost.
Time-of-use calculator
See what moving appliance use between two electricity rates could save.
Built around sources you can check.
Our guides link to energy agencies, product guidance, and original research. Worked examples are illustrative, not tests of a particular appliance.
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