There are 450 calories in a Large Grape Slush from Sonic. Most of those calories come from carbohydrates (100%).
To burn the 450 calories in a Large Grape Slush, you would have to run for 39 minutes or walk for 64 minutes.
TIP: You could reduce your calorie intake by 160 calories by choosing the Medium Grape Slush (290 calories) instead.
According to our website visitors, a Large Grape Slush is not a healthy and nutritious option from Sonic, with only 27% 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 Large Grape Slush is healthy or not.
There are 28 Weight Watchers Freestyle Points, 28 WW SmartPoints and 13 WW PointsPlus in a serving of Large Grape Slush from Sonic.