Skip to content
Calculator Collection

Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Electrical Home

LED Conversion Savings Calculator

Calculate the annual electricity cost savings and CO₂ reduction you'll achieve by swapping incandescent or CFL bulbs for LEDs. Use it to justify the upfront cost of an LED retrofit.

Fill in the required fields to see your result.
Electrical Home

Appliance Energy Cost Calculator

Calculate exactly how much an appliance costs to run per month and per year based on its wattage, usage schedule, and your local electricity rate. Ideal for comparing appliances or spotting energy hogs.

Fill in the required fields to see your result.

Key differences

LED Conversion Savings CalculatorAppliance Energy Cost Calculator
CategoryElectrical HomeElectrical Home
Inputs required55
ResultAnnual Savings ($)Monthly Energy Cost ($)
What it doesCalculate the annual electricity cost savings and CO₂ reduction you'll achieve by swapping incandescent or CFL bulbs for LEDs. Use it to justify the upfront cost of an LED retrofit.Calculate exactly how much an appliance costs to run per month and per year based on its wattage, usage schedule, and your local electricity rate. Ideal for comparing appliances or spotting energy hogs.