Guide
Appliance electricity cost calculator
Use this appliance electricity cost calculator to estimate running cost by watts, hours, cycles, and price per kWh. It is the shortest path from a rough energy question to a usable monthly or yearly number.
Short answer
Start with the generic calculator, then jump to a device-specific page if you want better default wattage, FAQs, and related comparisons. The key inputs are watts, runtime, and your electricity price.