Stepping up to a smart electric washer and dryer set changes how you handle laundry day, sending alerts to your phone and dialing in the right cycle so your clothes actually last. The actual swap takes just a couple of hours once the units arrive, but you want to line everything up for the September holiday sales to catch the deepest markdowns of the season.
Before you pull the trigger, get at least two installation quotes from local handypersons or appliance techs so you aren't cornered by surprise delivery and hookup fees. Shopping around on the labor usually saves you a couple hundred bucks, which leaves more room in your budget for the actual hardware.
Keep in mind that the intro window is a firm deadline rather than free money, and any remaining balance left over when those 18 months are up will trigger standard interest charges on the original amount.