Onion vs Shallot: Which Has More Calories?
Per 100 g, Onion has 40 kcal and Shallot has 72 kcal, so Onion has 44% fewer calories.
Shallot has more protein (2.5 g vs 1.1 g). Onion has more fiber (1.7 g vs 0 g). Shallot has more carbohydrates (16.8 g vs 9.34 g). Relative to calories, Shallot is the better protein source (3.47 g vs 2.75 g of protein per 100 kcal).


Nutrition Facts
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Amount Per Serving:
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Amount Per Serving:
Onion vs Shallot 100g Compare
| per 100g | Onion | Shallot |
|---|---|---|
| Calories | 40 | 72 |
| Carbohydrates | 9.34 g | 16.8 g |
| Fat | 0.1 g | 0.1 g |
| Protein | 1.1 g | 2.5 g |
| Calcium | 23 mg | 37 mg |
| Iron | 0.21 mg | 1.2 mg |
| Magnessium | 10 mg | 21 mg |
| Potassium | 146 mg | 334 mg |
| Sodium | 4 mg | 12 mg |
| Vitaminium A | 2 IU | 1190 IU |
| Vitaminium B1 (Thiamine) | 0.046 mg | 0.06 mg |
| Vitaminium B2 (riboflavin) | 0.027 mg | 0.02 mg |
| Vitaminium B3 (Niacin) | 0.116 mg | 0.2 mg |
| Vitaminium B5 | 0.123 mg | 0.29 mg |
| Vitaminium B6 | 0.12 mg | 0.345 mg |
| Vitaminium B9 (Folic acid) | 0.019 µg | 34 µg |
| Vitaminium C | 7.4 mg | 8 mg |
Less Calories in Onion
At first glance, you can see that in onion is much less calories than in shallot.
Onion has 40 kcal per 100g and shallot 72 kcal per 100g so it is pretty easy to calculate that the difference is about 80%.
In onion and in shallot most calories came from carbs.
See tables below to compare onion with shallot in details.
Onion 100g
40kcalCalories source
- 88% CARBS.
- 10% PROTEIN
- 2% FAT
Shallot 100g
72kcalCalories source
- 86% CARBS
- 13% PROTEIN
- 1% FAT
Compares of onion
Compares of shallot
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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.