Below are the nutrition facts and Weight Watchers points for Medium Banana Shake from Sonic Drive-In .
There are 850 calories in a Medium Banana Shake from Sonic. Most of those calories come from fat (43%) and carbohydrates (51%).
*All percent daily value figures are based on a 2,000 calorie diet.
Weight Watchers Freestyle Points: 40
Weight Watchers SmartPoints: 40
Weight Watchers PointsPlus: 23
Weight Watchers points for the full Sonic menu
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We are working on getting the allergen information for this item.