Last updated: Aug 9, 2026
Sonic

Barq's Root Beer Float, 16 oz

Limited Time OnlyPopular

Sonic Barq's Root Beer Float, 16 oz is carb-leaning, with about 74% of macro calories from carb. Each serving has 300 calories, 5g protein, 58g carbs, and 7g fat, making it a lighter restaurant option to compare with larger meals.

1 serving
Serving Size
300
Calories
Per serving
5 g
Protein
58 g
Carbs
7 g
Fat

Nutrition Facts

Amount per serving

Calories300 kcal
% Daily Value*
Total Fat 7 g9%
Saturated Fat 5 g25%
Trans Fat 0 g—
Cholesterol 35 mg12%
Sodium 230 mg10%
Total Carbohydrate 58 g21%
Dietary Fiber 0 g0%
Total Sugars 53 g—
Protein 5 g10%
Vitamin A—
Vitamin C—
Vitamin D—
Calcium—
Iron—
Potassium—
Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

300
kcal
Protein5 g (6%)
Carbs58 g (74%)
Fat7 g (20%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density1.7/10

6% of macro calories come from protein.

Satiety index3.7/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate75 min walk

About 30 minutes of running for these calories.

Key Nutrients

Protein 5 g10%
Fiber 0 g0%
Sodium 230 mg10%
Sugars 53 g—
Saturated Fat 5 g25%
How we calculate these values

Diet Compatibility

High protein1.7/10 protein density from 5g protein and 300 calories.No
Lower carb58g carbs per serving.No
Low fat7g total fat per serving.No
High sugar53g total sugars per serving.Yes
High sodium230mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Barq's Root Beer Float, 16 oz has 230 more calories than Add American Cheese and 2g more protein. Compare

Barq's Root Beer Float, 16 oz has 240 more calories than Add Bacon and 1g more protein. Compare

Compare with Add American Cheese

Barq's Root Beer Float, 16 oz Compared With Nearby Items

Sonic Barq's Root Beer Float, 16 oz is listed in the Limited Time Only category with 300 calories, 5g protein, 58g carbs, and 7g fat per serving.

Data Source and Methodology

Nutrition values for Barq's Root Beer Float, 16 oz are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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