CalorieVibe

Tomato vs Onion

How does the nutrition of Tomato compare to Onion? Here's a side-by-side comparison per 100g serving.

NutrientTomatoOnionWinner
Calories18kcal40kcalTomato
Protein0.9g1.1gOnion
Carbohydrates3.9g9.3gTomato
Total Fat0.2g0.1gOnion
Fiber1.2g1.7gOnion
Sugar2.3g4.2gTomato
Sodium50.0mg50.0mgTie
Cholesterol0.0mg0.0mgTie
Calcium50.0mg50.0mgTie
Iron1.2mg1.2mgTie
Potassium300.0mg300.0mgTie
Vitamin C5.0mg5.0mgTie

Key Differences

Track Your Daily Nutrition

Keep track of what you eat and hit your nutrition goals with a calorie tracking app.

Explore More