Electricity Cost Calculator Estimate Energy & Costs
Estimate daily, monthly and yearly electricity consumption and cost from appliance power, usage time and your electricity rate.
Instant
Get energy and cost estimates instantly.
Full Breakdown
See daily, monthly and yearly values.
Cost Estimate
Estimate appliance electricity costs.
Useful for: home appliances, air conditioners, fans, heaters, refrigerators, computers, lighting, pumps and other electrical devices.
Estimate Electricity Cost
Enter appliance details to calculate usage.
Estimated Monthly Cost
Based on your appliance usage and electricity rate.
Monthly Cost
Daily Cost
Yearly Cost
Daily Energy
Monthly Energy
Yearly Energy
Hourly Cost
Power Used
Calculation Formula
How the electricity estimate is calculated.
Calculation Steps
A simple breakdown of your electricity estimate.
Understand Your Appliance Electricity Cost
Estimate energy consumption and electricity costs with a simple calculator designed for everyday use.
Instant Results
Calculate electricity costs instantly without page reloads.
Daily & Monthly
See daily, monthly and yearly energy consumption.
Cost Breakdown
View hourly, daily, monthly and yearly estimated costs.
Mobile Friendly
Designed to work smoothly on phones, tablets and desktops.
How Electricity Cost Is Estimated
Electricity cost depends on how much power an appliance uses, how long it operates and the price charged for each kilowatt-hour of electricity.
This calculator converts appliance power into kilowatts, calculates energy consumption from usage time and then applies the electricity rate you enter.
What Can You Calculate?
- ✓ Air conditioner electricity costs
- ✓ Fan and lighting consumption
- ✓ Refrigerator and freezer usage
- ✓ Computer and electronics costs
- ✓ Heaters, pumps and other appliances
Electricity Consumption Formula
Convert Power
kW = Watts ÷ 1000
Calculate Energy
kWh = kW × Hours
Calculate Cost
Cost = kWh × Rate
Electricity Cost Calculator FAQ
Answers to common questions about electricity usage and cost estimates.
How is electricity cost calculated? +
Electricity cost is estimated by multiplying energy consumption in kWh by the electricity rate per kWh. Energy consumption depends on appliance power and operating time.
What does kWh mean? +
kWh means kilowatt-hour. It is a standard unit used to measure electrical energy consumption.
How do I find my electricity rate? +
Check your electricity bill or applicable tariff information for the price per kWh. Actual bills can include taxes, fixed charges and different tariff slabs.
Can I calculate the cost of an appliance? +
Yes. Enter the appliance power, average daily usage, number of days and electricity rate to estimate its electricity cost.
Is the result my exact electricity bill? +
No. This calculator provides an estimate based on the values entered. Actual bills may differ because of tariffs, taxes, fixed charges, tiered pricing, appliance efficiency and other factors.
Can I use watts or kilowatts? +
Yes. You can enter appliance power in watts or kilowatts. The calculator converts watts into kilowatts when required.
Electricity Cost Estimate Note
This calculator provides an estimate based on the information entered. Actual electricity costs may vary because of local tariffs, taxes, fixed charges, tiered pricing, appliance efficiency and changes in usage.
Estimate Your Appliance Electricity Cost
Enter your appliance details above to estimate energy consumption and electricity costs.