Data last updated: April 2026

French Fries vs Onion

Nutrition Comparison per 100g

French Fries 7
vs
3 Onion

Fast Food vs Vegetables

Side-by-Side Nutrition Facts

Nutrient French Fries Onion Better
Calories 312kcal 40kcal Onion
Protein 3.4g 1.1g French Fries
Total Fat 14.7g 0.1g Onion
Carbohydrates 41.4g 9.3g French Fries
Fiber 3.8g 1.7g French Fries
Sugar 0.3g 4.2g French Fries
Vitamin C 9.7mg 7.4mg French Fries
Calcium 12mg 23mg Onion
Iron 0.8mg 0.2mg French Fries
Potassium 579mg 146mg French Fries

Macronutrient Breakdown

French Fries

Protein: 3.4g Fat: 14.7g Carbs: 41.4g

Onion

Protein: 1.1g Fat: 0.1g Carbs: 9.3g

Data Source

Nutrition data sourced from the USDA FoodData Central SR Legacy database. All values are per 100g of the food item. Actual nutritional content may vary by preparation method, brand, and serving size.

French Fries vs Onion — Key Takeaway

Onion has 272 fewer calories per 100g than French Fries, making it the lighter option. French Fries is the better source of fiber at 3.8g per 100g.

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