Data last updated: April 2026

Onion vs Pistachio

Nutrition Comparison per 100g

Onion 4
vs
6 Pistachio

Vegetables vs Nuts & Seeds

Side-by-Side Nutrition Facts

Nutrient Onion Pistachio Better
Calories 40kcal 560kcal Onion
Protein 1.1g 20.2g Pistachio
Total Fat 0.1g 45.3g Onion
Carbohydrates 9.3g 27.2g Pistachio
Fiber 1.7g 10.6g Pistachio
Sugar 4.2g 7.7g Onion
Vitamin C 7.4mg 5.6mg Onion
Calcium 23mg 105mg Pistachio
Iron 0.2mg 3.9mg Pistachio
Potassium 146mg 1025mg Pistachio

Macronutrient Breakdown

Onion

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

Pistachio

Protein: 20.2g Fat: 45.3g Carbs: 27.2g

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 Pistachio — Key Takeaway

Onion has 520 fewer calories per 100g than Pistachio, making it the lighter option. For protein, Pistachio leads with 20.2g per 100g. Pistachio is the better source of fiber at 10.6g per 100g.

Track Your Nutrition

Make informed food choices with detailed nutrition data for every meal.

Compare More Foods