The answer to 'whole house generator vs portable generator' is that whole house generators are permanently installed systems that provide automatic backup power for an entire home, while portable generators are temporary, mobile units that can power select appliances or devices during an outage. Whole house generators are more expensive to purchase and install, but offer more comprehensive and reliable backup power compared to portable models.
Whole house generators are hardwired into a home's electrical system and automatically detect power failures, starting up within seconds to restore power to the entire home. They run on natural gas or propane and can power all essential circuits, lights, and appliances. Portable generators are more affordable and can be used to power specific items like a refrigerator, lights, or small tools, but require manual setup and operation during an outage.