Below are the nutrition facts and Weight Watchers points for Medium Butterfinger Sonic Blast from Sonic Drive-In .
There are 980 calories in a Medium Butterfinger Sonic Blast from Sonic. Most of those calories come from fat (45%) and carbohydrates (48%).
*All percent daily value figures are based on a 2,000 calorie diet.
Weight Watchers Freestyle Points: 45
Weight Watchers SmartPoints: 45
Weight Watchers PointsPlus: 27
Weight Watchers points for the full Sonic menu
Is the Medium Butterfinger Sonic Blast good for you?
Does the Medium Butterfinger Sonic Blast taste good?
Allergy Information: a Sonic Butterfinger Sonic Blast contains milk, peanuts and soy. a Sonic Butterfinger Sonic Blast does not contain egg, fish, gluten, MSG, shellfish, 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.