Crust: New York is thin and foldable, Chicago is thick and buttery.

Cooking: New York bakes on stone, Chicago in a deep pan.

Topping Order: New York has sauce under cheese, Chicago layers sauce on top.

Slice Size: New York slices are foldable, Chicago is served in pie wedges.

Cheese: New York offers stretchy cheese, Chicago is gooey and layered.

Sauce: New York sauce is light, Chicago’s is rich and chunky.

Portions: New York is a snack, Chicago is a meal.

Eating Style: New York is handheld, Chicago needs utensils.

Pride: Fans fiercely defend their favorite style.