Check whether smart thermostats, plugs and lighting pay for themselves, and how long the payback period actually is.
Simple payback divides the up-front cost by the recurring annual benefit to get the number of years before the smart home upgrade has paid for itself. Everything after that point is net gain, which the lifetime figures make explicit. Payback is the first screen most buyers apply: a system that pays back inside its warranty period is a very different proposition from one that does not.
Smart Home Energy Savings
Payback (years) = Smart home hardware and install cost ÷ annual monthly energy saving
Payback (years) = Smart home hardware and install cost ÷ annual monthly energy saving Simple payback divides the up-front cost by the recurring annual benefit to get the number of years before the smart home upgrade has paid for itself. Everything after that point is net gain, which the lifetime figures make explicit.
Payback is the first screen most buyers apply: a system that pays back inside its warranty period is a very different proposition from one that does not.
This calculator takes 3 inputs: Smart home hardware and install cost, Monthly energy saving, Expected life. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.