I have in front of me a 12 oz can of regular Coca-Cola, and a 24 oz can of Arnold Palmer. I'll compare some of the nutrition information of a 12 oz serving of each:

Calories: Coke has 140, Arnold Palmer has 75

Sodium: Coke has 45 mg, Arnold Palmer has 15 mg

Total Carbs: Coke has 39g, Arnold Palmer has 21g

Sugars: Coke has 39g, Arnold Palmer has 21.5g

Vitamin C: Coke has 0%, Arnold Palmer has 37.5%