YES! Lower wattage warmers will melt wax slower and produce lighter fragrance, but often for a longer period of time. Ideal for small rooms or if you don’t like overly strong fragrances.Higher wattage warmers will melt wax quickly and produce a stronger, more intense fragrance, often for a shorter period of time. Well suited to large rooms and for those who love their home fragrance strong.Other factors that will influence your fragrance experience are room size, airflow in the room, and the wax itself, some fragrances just last longer than others.