Skip to main content

Electricity Cost Calculator

Calculate energy costs per appliance or whole home — compare rates across 50+ countries with charts

Electricity Rate

per kWh
Time-of-Use rates

Single Appliance Calculator

Calculate the electricity cost of running one appliance

Multi-Appliance Calculator

Add multiple appliances and see total electricity cost

ApplianceWattsHrs/DayDays/WkMonthly

Room Calculator

Estimate electricity cost for an entire room with typical appliances

Monthly Bill Estimator

Estimate your total monthly electricity bill based on household size

Yes
Yes
Yes

Electricity Rates by Country

Average residential electricity prices (USD per kWh)

Energy Saving Tips

Switch to LED BulbsLED bulbs use 75% less energy than incandescent. Replacing 10 bulbs saves ~$100/year.Save up to $100/year
Optimise AC TemperatureEach degree higher in summer saves 3-5% on cooling costs.Save up to $150/year
Unplug Standby DevicesPhantom loads from standby devices can account for 5-10% of your bill.Save up to $80/year
Wash Clothes in Cold Water90% of washing machine energy goes to heating water.Save up to $60/year
Use a Programmable ThermostatAutomatically reduce heating/cooling when away. Saves 10-15%.Save up to $180/year
Consider Solar PanelsSolar panels can reduce your bill by 50-100%.Save up to 100%

Frequently Asked Questions

How do I calculate electricity cost?

Multiply the appliance wattage by hours of use, divide by 1000 to get kWh, then multiply by your electricity rate.

What is a kWh?

A kilowatt-hour (kWh) is a unit of energy equal to using 1,000 watts for 1 hour.

How much does it cost to run a TV?

A modern 55 inch LED TV uses about 60-100W. At $0.12/kWh, running it 5 hours/day costs roughly $1.50-2.50/month.

What uses the most electricity in a home?

Heating and cooling (40-50%), water heating (15-20%), appliances (15-20%), and lighting (10-15%).

How is CO2 calculated?

We use the global average of 0.42 kg CO2 per kWh.

Are the country rates accurate?

Rates are approximate averages for residential customers and are updated periodically.

Quick Stats

Current Rate$0.12/kWh
CountryCustom
Rate Rank-
vs World Average-

Quick Appliance Lookup

Solar Savings Estimator

History

Your calculations will appear here

Share This Tool