Compare and contrast the McDonald's Orange Juice and Burger King's Whopper Jr. combo offering a quick, casual dinner option. McDonald's Orange Juice is a refreshing, 12-ounce glass of 100% pure Florida orange juice, vitamin C-rich and low-calorie. Burger King's Whopper Jr. combo includes a mini Whopper sized burger, crisp fries, and a 20-ounce drink. While no specific beverage is mentioned, presuming a soda, customers can expect a more generous drink size with Burger King's combo. Both food options cater to different tastes, balancing a savory protein-packed burger with McD's light, delicious orange juice or BK's carbonated drink. Consider overall preference and dietary needs when choosing from these popular fast-food options.