Onion vs Cherry Tomato: All Nutritional Differences

Where is more calories, protein, carbs - what is more healthy?

Onion - calories, kcal, weight, nutrition
Cherry tomato - calories, kcal, weight, nutrition

Fact 1: There is More Calories in Onion

At first glance, you can see that in onion is much more calories than in cherry tomato.

Onion has 40 kcal per 100g and cherry tomato 18 kcal per 100g so it is pretty easy to calculate that the difference is about 122%.

In onion and in cherry tomato most calories came from carbs.

See tables below to compare onion with cherry tomato in details.

Fact 2: Onion And Cherry tomato Nutrition Difference

Cherry tomato vs Onion: Vitamins and Minerals Comparison

per 100gOnionCherry tomato
Calories40 18
Carbohydrates9.34 g3.9 g
Dietary fiber1.7 g1.2 g
Calcium23 mg9 mg
Magnessium10 mg8 mg
Phosphorus29 mg21 mg
Potassium146 mg282 mg
Sodium4 mg8 mg
Zink0.17 mg0.26 mg
Vitaminium B1 (Thiamine)0.046 mg0.064 mg
Vitaminium B2 (riboflavin)0.027 mg0.042 mg
Vitaminium B3 (Niacin)0.116 mg1 mg
Vitaminium B60.12 mg0.15 mg
Vitaminium C7.4 mg23 mg
Vitaminium E0.02 mg1.22 mg
Beta karoten1 mg640 mg

More carbohydrates in onion

In onion is more carbohydrates than in cherry tomato.

There is 3.9g/100g of carbohydrates in cherry tomato and 9.34g/100g in onion so let me do the math for you again - difference is about 139%.


  • Calories40
  • Carbohydrates9.34 g
  • Dietary fiber1.7 g
Onion calories per:
100g | ounce | single piece | slice | cup | sliced

Calories source

  • 88% CARBS.
  • 10% PROTEIN
  • 2% FAT

Cherry tomato

  • Calories18
  • Carbohydrates3.9 g
  • Dietary fiber1.2 g
Cherry tomato calories per:
100g | ounce | single piece | handfull | cup | half cup

Calories source

  • 100% CARBS
  • 0% PROTEIN
  • 0% FAT

Vitamins: cherry tomato vs onion

Minerals: onion vs cherry tomato

Marcin Piotrowicz
Author of this page
Marcin Piotrowicz

calories-info.com creator
Healthy diet and healthy lifestyle promoter

All information about nutrition on this website was created with help of information from the official United States Department of Agriculture database.

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