A 500W washer for one hour uses 0.5 kWh, under 10 cents. Heating water electrically costs far more than the motor.

Cold cycles use mostly motor energy. Hot cycles on electric water heaters add $0.30 to $0.60 per load.

Front loaders use a third of the water, which cuts hot-water energy the most.

Yes. Faster spins extract more water, cutting dryer energy that costs 5 times more per minute.