There are 600 calories in a Double Sonic Smasher from Sonic. Most of those calories come from fat (56%).
To burn the 600 calories in a Double Sonic Smasher, you would have to run for 53 minutes or walk for 86 minutes.
According to our website visitors, it's hard to tell if Double Sonic Smasher from Sonic is a healthy option. Our visitors are split on the issue, with 50% of visitors thinking a Double Sonic Smasher is healthy and 50% thinking it's unhealthy.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Double Sonic Smasher is healthy or not.
Allergy Information: a Sonic Sonic Smasher contains egg, gluten, milk, sesame, soy and wheat. a Sonic Sonic Smasher does not contain fish, peanuts, shellfish or tree nuts.*
* 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 20 Weight Watchers Freestyle Points, 20 WW SmartPoints and 16 WW PointsPlus in a serving of Double Sonic Smasher from Sonic.