There are 170 calories in a Medium Big Red from Sonic. Most of those calories come from carbohydrates (100%).
To burn the 170 calories in a Medium Big Red, you would have to run for 15 minutes or walk for 24 minutes.
TIP: You could reduce your calorie intake by 60 calories by choosing the Small Big Red (110 calories) instead.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Medium Big Red is healthy or not.
Allergy Information: a Sonic Big Red does not contain egg, fish, gluten, milk, MSG, peanuts, shellfish, soy, tree nuts or wheat.*
* Please keep in mind that most fast food restaurants cannot guarantee that any product is free of allergens as they use shared equipment for prepping foods.
There are 11 Weight Watchers Freestyle Points, 11 WW SmartPoints and 5 WW PointsPlus in a serving of Medium Big Red from Sonic.