Appliance guides
Transportation electricity costs
Estimate home electric-car charging costs from charger runtime or miles driven. Include efficiency, charging losses, and the rate at charging time.
Choose an appliance 1 guide
See an example cost, then adjust it to your home.
Make the comparison yours
Daily cost = watts ÷ 1,000 × active hours × your price per kWh. Compare appliances on the same schedule and rate; compare lighting by brightness and cooling equipment by the space it serves.