Grapefruit juice vs Tomato juice: Which Has More Calories?
Per 100 g, Grapefruit juice has 39 kcal and Tomato juice has 17 kcal, so Tomato juice has 56% fewer calories.
Grapefruit juice has more carbohydrates (9.2 g vs 3.53 g). Relative to calories, Tomato juice is the better protein source (5 g vs 1.28 g of protein per 100 kcal).


Nutrition Facts
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Amount Per Serving:
Grapefruit Juice vs Tomato Juice 100g Compare
| per 100g | Grapefruit juice | Tomato juice |
|---|---|---|
| Calories | 39 | 17 |
| Carbohydrates | 9.2 g | 3.53 g |
| Fat | 0.1 g | 0.29 g |
| Protein | 0.5 g | 0.85 g |
| Water | 90 g | 94.24 g |
| Calcium | 9 mg | 10 mg |
| Iron | 0.2 mg | 0.39 mg |
| Magnessium | 12 mg | 11 mg |
| Phosphorus | 22 mg | 2.3 mg |
| Potassium | 162 mg | 217 mg |
| Sodium | 1 mg | 10 mg |
| Zink | 22 mg | 2.3 mg |
| Vitaminium A | 440 IU | 450 IU |
| Vitaminium B1 (Thiamine) | 0.04 mg | 0.1 mg |
| Vitaminium B2 (riboflavin) | 0.02 mg | 0.078 mg |
| Vitaminium B3 (Niacin) | 0.2 mg | 0.673 mg |
| Vitaminium B6 | 0.044 mg | 0.07 mg |
| Vitaminium B9 (Folic acid) | 0.01 µg | 0.02 µg |
| Vitaminium C | 38 mg | 70.1 mg |
More Calories in Grapefruit juice
At first glance, you can see that in grapefruit juice is much more calories than in tomato juice.
Grapefruit juice has 39 kcal per 100g and tomato juice 17 kcal per 100g so it is pretty easy to calculate that the difference is about 129%.
In grapefruit juice and in tomato juice most calories came from carbs.
See tables below to compare grapefruit juice with tomato juice in details.
Grapefruit juice 100g
39kcalCalories source
- 93% CARBS.
- 5% PROTEIN
- 2% FAT
Tomato juice 100g
17kcalCalories source
- 70% CARBS
- 17% PROTEIN
- 13% FAT
Compares of grapefruit juice
Compares of tomato juice
About the data
Nutrition values on this page are given per 100 g of the food and are based on the official United States Department of Agriculture FoodData Central database. The exact record used for each food is linked under the tables.
Marcin Piotrowicz – calories-info.com creator · Healthy diet and healthy lifestyle promoter. The information is for general purposes and is not medical or dietary advice.