Which appliance uses the most electricity?
High-wattage appliances with long runtime usually cost the most, such as central air conditioners, electric dryers, electric water heaters, pool pumps, and EV chargers.
Appliance guide index
Appliance electricity cost calculators.
Choose a common home appliance, then edit wattage, daily runtime, billing days, and electricity rate to estimate the real cost.
Pages
27
indexed entry points
Best use
Pick the closest page, adjust the calculator assumptions, then compare usage, rates, fixed fees, and billing days.
Central air conditioner Electricity Cost Calculator
Estimate how much a central air conditioner costs to run by wattage, hours used, billing days, and electricity rate.
3500 W starter
Window AC unit Electricity Cost Calculator
Estimate how much a window ac unit costs to run by wattage, hours used, billing days, and electricity rate.
900 W starter
Refrigerator Electricity Cost Calculator
Estimate how much a refrigerator costs to run by wattage, hours used, billing days, and electricity rate.
180 W starter
Electric dryer Electricity Cost Calculator
Estimate how much a electric dryer costs to run by wattage, hours used, billing days, and electricity rate.
3000 W starter
Electric water heater Electricity Cost Calculator
Estimate how much a electric water heater costs to run by wattage, hours used, billing days, and electricity rate.
4500 W starter
Desktop computer Electricity Cost Calculator
Estimate how much a desktop computer costs to run by wattage, hours used, billing days, and electricity rate.
300 W starter
LED TV Electricity Cost Calculator
Estimate how much a led tv costs to run by wattage, hours used, billing days, and electricity rate.
120 W starter
Dishwasher Electricity Cost Calculator
Estimate how much a dishwasher costs to run by wattage, hours used, billing days, and electricity rate.
1500 W starter
Portable space heater Electricity Cost Calculator
Estimate how much a portable space heater costs to run by wattage, hours used, billing days, and electricity rate.
1500 W starter
Ceiling fan Electricity Cost Calculator
Estimate how much a ceiling fan costs to run by wattage, hours used, billing days, and electricity rate.
60 W starter
Box fan Electricity Cost Calculator
Estimate how much a box fan costs to run by wattage, hours used, billing days, and electricity rate.
75 W starter
Microwave Electricity Cost Calculator
Estimate how much a microwave costs to run by wattage, hours used, billing days, and electricity rate.
1200 W starter
Electric oven Electricity Cost Calculator
Estimate how much a electric oven costs to run by wattage, hours used, billing days, and electricity rate.
2400 W starter
Induction cooktop Electricity Cost Calculator
Estimate how much a induction cooktop costs to run by wattage, hours used, billing days, and electricity rate.
1800 W starter
Washing machine Electricity Cost Calculator
Estimate how much a washing machine costs to run by wattage, hours used, billing days, and electricity rate.
500 W starter
Freezer Electricity Cost Calculator
Estimate how much a freezer costs to run by wattage, hours used, billing days, and electricity rate.
160 W starter
Dehumidifier Electricity Cost Calculator
Estimate how much a dehumidifier costs to run by wattage, hours used, billing days, and electricity rate.
500 W starter
Pool pump Electricity Cost Calculator
Estimate how much a pool pump costs to run by wattage, hours used, billing days, and electricity rate.
1100 W starter
Sump pump Electricity Cost Calculator
Estimate how much a sump pump costs to run by wattage, hours used, billing days, and electricity rate.
800 W starter
Laptop Electricity Cost Calculator
Estimate how much a laptop costs to run by wattage, hours used, billing days, and electricity rate.
65 W starter
Gaming console Electricity Cost Calculator
Estimate how much a gaming console costs to run by wattage, hours used, billing days, and electricity rate.
200 W starter
Wi-Fi router Electricity Cost Calculator
Estimate how much a wi-fi router costs to run by wattage, hours used, billing days, and electricity rate.
12 W starter
Coffee maker Electricity Cost Calculator
Estimate how much a coffee maker costs to run by wattage, hours used, billing days, and electricity rate.
900 W starter
Hair dryer Electricity Cost Calculator
Estimate how much a hair dryer costs to run by wattage, hours used, billing days, and electricity rate.
1800 W starter
Vacuum cleaner Electricity Cost Calculator
Estimate how much a vacuum cleaner costs to run by wattage, hours used, billing days, and electricity rate.
1000 W starter
Toaster oven Electricity Cost Calculator
Estimate how much a toaster oven costs to run by wattage, hours used, billing days, and electricity rate.
1400 W starter
Electric vehicle charger Electricity Cost Calculator
Estimate how much a electric vehicle charger costs to run by wattage, hours used, billing days, and electricity rate.
7200 W starter
FAQ
Short answers for search visitors and bill-checking moments.
Should I use the preset wattage or my own wattage?
Use the preset as a starting point, then replace it with the wattage on your appliance label or a reading from a plug-in power meter.
Why do appliance estimates differ from my bill?
Real bills include other appliances, cycling behavior, standby use, billing days, taxes, delivery charges, and the actual rate on your utility plan.