A Quarter Pounder is a hamburger sold by McDonalds that contains a patty with a precooked weight of 4 oz, a quarter of a pound (113.4 g) . The Quarter Pounder with Cheese is a variation of the Quarter Pounder that comes with two slices of melty cheese, slivered onions, tangy pickles, and a sesame seed bun. The Quarter Pounder Deluxe with Cheese is another variation that comes with two slices of melty cheese, slivered onions, tangy pickles, and a sesame seed bun, but also includes shredded lettuce and tomato. The Smoky BLT Quarter Pounder with Cheese is a newer variation that includes a beef patty, two American cheese slices, applewood smoked bacon, Roma tomatoes, shredded lettuce, and a new smoky sauce on a toasted sesame seed bun.

In summary, a Quarter Pounder comes with a beef patty, while a Quarter Pounder with Cheese, Quarter Pounder Deluxe with Cheese, and Smoky BLT Quarter Pounder with Cheese come with additional toppings.