About the Appliance Energy Calculator
Yearly energy and cost for the main household appliances, ranked by what costs most.
Also known as: home appliance energy use, which appliance costs most, household energy breakdown, appliance-energy.
How to use this calculator
- Enter fridge-freezer, washing machine, tumble dryer, dishwasher and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
total = Σ appliance kWh · cost = total × rate
Worked example
Using the values pre-filled in the calculator above:
- Fridge-freezer = 350 kWh/yr
- Washing machine = 200 kWh/yr
- Tumble dryer = 400 kWh/yr
- Dishwasher = 250 kWh/yr
- Oven and hob = 300 kWh/yr
- Lighting = 250 kWh/yr
- TV and electronics = 300 kWh/yr
- Electric heating and hot water = 1,500 kWh/yr
the calculator returns:
- Total annual energy: 3,550 kWh
- Annual cost: 994
- Monthly cost: 82.83
- Biggest consumer: Heating and hot water