There are 740 calories in a Small Butterfinger Sonic Blast from Sonic. Most of those calories come from fat (44%) and carbohydrates (48%).
To burn the 740 calories in a Small Butterfinger Sonic Blast, you would have to run for 65 minutes or walk for 106 minutes.
TIP: You could reduce your calorie intake by 270 calories by choosing the Mini Butterfinger Sonic Blast (470 calories) instead.
According to our website visitors, a Small Butterfinger Sonic Blast is not a healthy and nutritious option from Sonic, with only 13% of voters finding it to be healthy.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Small Butterfinger Sonic Blast is healthy or not.
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.
There are 34 Weight Watchers Freestyle Points, 34 WW SmartPoints and 20 WW PointsPlus in a serving of Small Butterfinger Sonic Blast from Sonic.
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