Data last updated: April 2026

Onion vs Pizza (Cheese)

Nutrition Comparison per 100g

Onion 3
vs
7 Pizza (Cheese)

Vegetables vs Fast Food

Side-by-Side Nutrition Facts

Nutrient Onion Pizza (Cheese) Better
Calories 40kcal 266kcal Onion
Protein 1.1g 11.4g Pizza (Cheese)
Total Fat 0.1g 10.4g Onion
Carbohydrates 9.3g 33.6g Pizza (Cheese)
Fiber 1.7g 2.3g Pizza (Cheese)
Sugar 4.2g 3.6g Pizza (Cheese)
Vitamin C 7.4mg 1mg Onion
Calcium 23mg 201mg Pizza (Cheese)
Iron 0.2mg 2.4mg Pizza (Cheese)
Potassium 146mg 184mg Pizza (Cheese)

Macronutrient Breakdown

Onion

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

Pizza (Cheese)

Protein: 11.4g Fat: 10.4g Carbs: 33.6g

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.

Onion vs Pizza (Cheese) — Key Takeaway

Onion has 226 fewer calories per 100g than Pizza (Cheese), making it the lighter option. For protein, Pizza (Cheese) leads with 11.4g per 100g.

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