A main burner is the required thing that every gas grills must have, but there are a few extra burners that will make your cooking more flexible and time-saving. Of course having more burners will increase the size of the gas grill, depending on each variety design of the stove you consider. But this is surely a useful feature for you. Let us to explain more clearly, an interesting thing is that you can grill burgers at the direct heat source with the main burner, and slowly ripen a large turkey by indirect temperature on the other side of the grill. Kill two birds with one stone, isn’t it?