There are 630 calories in a Route 44 Watermelon Slush from Sonic. Most of those calories come from carbohydrates (100%).
To burn the 630 calories in a Route 44 Watermelon Slush, you would have to run for 55 minutes or walk for 90 minutes.
TIP: You could reduce your calorie intake by 170 calories by choosing the Large Watermelon Slush (460 calories) instead.
According to our website visitors, a Route 44 Watermelon Slush is not a healthy and nutritious option from Sonic, with only 20% 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 Route 44 Watermelon Slush is healthy or not.
There are 39 Weight Watchers Freestyle Points, 39 WW SmartPoints and 18 WW PointsPlus in a serving of Route 44 Watermelon Slush from Sonic.
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