each 100g of pepperoni contains 504 calories. bacon contains 556 calories per 100g. per 100g, pepperoni has a nutrient benefit of fat (46.28 g), protein (19.25 g), and sodium (1582 mg). bacon has a nutritional value of 50 g of fat, 33.33 g of protein, and 1833 mg of sodium per 100g.