Octopus vs Oyster: Which Has More Calories?
Per 100 g, Octopus has 82 kcal and Oyster has 51 kcal, so Oyster has 38% fewer calories.
Octopus has more protein (14.9 g vs 5.71 g). Relative to calories, Octopus is the better protein source (18.2 g vs 11.2 g of protein per 100 kcal).


Nutrition Facts
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Amount Per Serving:
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Amount Per Serving:
Octopus vs Oyster 100g Compare
| per 100g | Octopus | Oyster |
|---|---|---|
| Calories | 82 | 51 |
| Carbohydrates | 2.2 g | 2.72 g |
| Fat | 1.04 g | 1.71 g |
| Protein | 14.91 g | 5.71 g |
| Water | 80.25 g | 89.04 g |
| Calcium | 53 mg | 59 mg |
| Iron | 5.3 mg | 4.61 mg |
| Magnessium | 30 mg | 18 mg |
| Phosphorus | 0.1 mg | 1 mg |
| Potassium | 350 mg | 156 mg |
| Sodium | 230 mg | 85 mg |
| Zink | 0.1 mg | 1 mg |
| Vitaminium A | 150 IU | 44 IU |
| Vitaminium B1 (Thiamine) | 0.03 mg | 0.018 mg |
| Vitaminium B2 (riboflavin) | 0.04 mg | 0.09 mg |
| Vitaminium B3 (Niacin) | 2.1 mg | 0.925 mg |
| Vitaminium B6 | 0.36 mg | 0.031 mg |
| Vitaminium B9 (Folic acid) | 0.016 µg | 0.007 µg |
| Vitaminium E | 1.2 mg | 0.85 mg |
More Calories in Octopus
At first glance, you can see that in octopus is much more calories than in oyster.
Octopus has 82 kcal per 100g and oyster 51 kcal per 100g so it is pretty easy to calculate that the difference is about 61%.
In octopus and in oyster most calories came from protein.
See tables below to compare octopus with oyster in details.
Octopus 100g
82kcalCalories source
- 11% CARBS.
- 77% PROTEIN
- 12% FAT
Oyster 100g
51kcalCalories source
- 22% CARBS
- 47% PROTEIN
- 31% FAT
Compares of octopus
Compares of oyster
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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.