Data last updated: April 2026

Egg vs Onion

Nutrition Comparison per 100g

Egg 4
vs
6 Onion

Dairy & Eggs vs Vegetables

Side-by-Side Nutrition Facts

Nutrient Egg Onion Better
Calories 155kcal 40kcal Onion
Protein 12.6g 1.1g Egg
Total Fat 10.6g 0.1g Onion
Carbohydrates 1.1g 9.3g Onion
Fiber 0g 1.7g Onion
Sugar 1.1g 4.2g Egg
Vitamin C 0mg 7.4mg Onion
Calcium 56mg 23mg Egg
Iron 1.8mg 0.2mg Egg
Potassium 138mg 146mg Onion

Macronutrient Breakdown

Egg

Protein: 12.6g Fat: 10.6g Carbs: 1.1g

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.

Egg vs Onion — Key Takeaway

Onion has 115 fewer calories per 100g than Egg, making it the lighter option. For protein, Egg leads with 12.6g per 100g.

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