Sonic Jr. Burger Calories
There are 340 calories in a Jr. Burger from Sonic. Most of those calories come from fat (43%) and carbohydrates (39%).
Sonic Jr. Burger Nutrition Facts
*All percent daily value figures are based on a 2,000 calorie diet.
Nutritional information source:
Sonic
Sonic Jr. Burger Allergens
We are working on getting the allergen information for this item.
Sonic Jr. Burger Ingredients
We are working on getting the ingredients for this item.