Connected dishwashers offer cycle notifications, off-peak scheduling and consumable alerts, with quiet operation and cleaning performance still the deciding factors.
Delay-start scheduling is the feature with a measurable payback, letting a cycle run on an overnight tariff. Rinse-aid and salt alerts are minor but pleasant. Remote start is limited by safety requirements on most models, which need the door latched and the machine armed at the appliance first.
As with other large appliances, prefer models where scheduling lives in the machine rather than the app. A dishwasher outlasts most cloud services by a decade.