Question: what is the difference between a whopper and a whopper jr?
Answer: Whopper Jr. Has everything a whopper has, onions, lettuce, tomato…etc on a smaller bun and smaller piece of meat. ... The Whopper Jr is slightly bigger in pre-cooked weight and comes with lettuce, tomato, and and onion, besides ketchup and mustard. The burger is plain except for ketchup and mustard.