All of our experts agree that multiple burners are essential, but that's not all you'll want to look for in a grill. "A warming rack, in addition to multiple burners, will give you the flexibility to use different cooking styles, such as smoking or roasting," says Day.
Raichlen recommends a few other features as well. "A rotisserie attachment helps, side burners are nice and side tables are even better," he says, adding, "You can never have enough workspace."
Try the Napoleon Ultra Chef Gas Grill, which includes a warming rack, an optional attachment and multiple burners, plus nifty folding side shelves with condiment trays and a side bar.