Q: Last year, we endured a power outage that lasted for days. After that experience, we decided to buy a generator, but we’re just not sure what to buy. How big of a generator do I need to power my ...

With just a few simple calculations, you can find the right generator for home backup or off-grid adventures.

Small generators can handle a few appliances, while a whole-home generator— or a standby generator—can power an entire house. Your needs will determine the size that’s right for your home.