Our best overall pick is the Westinghouse 4,500-watt inverter generator. It’s able to run up to 18 hours on a 3.4-gallon tank with dual fuel technology. With its low oil shutdown, fuel is conserved ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’re new to generators, you’ve probably found yourself asking: What’s an inverter generator? It’s a ...