This medium flavor-intensity dish requires a medium intensity wine. If the wine has too much or too little intensity, either the flavor of the food or the flavor of the wine will be lost and you will miss the opportunity to enjoy the interplay of the two flavors.
Cheese brings a broad richness to this dish, so the right wine needs medium acidity to cut through the richness and brighten the flavor experience. A wine with too much acidity will produce an overwhelmingly tart taste.
Pizza crust can create a dry mouth feel, so the right wine needs to be low in tannin. A medium-tannin wine will worsen the dryness and a high-tannin one will produce an unpleasant astringent taste.
Because of the tomato sauce, pizza demands a wine that is red-fruit dominant. This red-fruit base is enlivened by earth and spice the types of accents that pizza loves.