NutriBases

Crustaceans, Crab vs Crustaceans, Lobster: Nutrition Comparison

Compare calories, protein, fat, carbs, vitamins and minerals per 100 g. Values shaded green are generally the more favorable ones.

Fish & Seafood Crustaceans, Crab 83 kcal · 100 g VS Fish & Seafood Crustaceans, Lobster 89 kcal · 100 g

Key differences

  • Crustaceans, Lobster has more calories; Crustaceans, Crab is lower in calories.
  • Crustaceans, Lobster has more protein per 100 g.
  • Crustaceans, Crab is notably higher in iron.

Nutrient comparison (per 100 g)

Nutrient Crustaceans, Crab Crustaceans, Lobster
Calories 83 kcal 89 kcal
Protein 17.9 g 19 g
Total Fat 0.7 g 0.9 g
Saturated Fat 0.2 g 0.2 g
Carbohydrate 0 g 0 g
Dietary Fiber 0 g 0 g
Total Sugars 0 g 0 g
Sodium 563 mg 486 mg
Potassium 259 mg 230 mg
Calcium 91 mg 96 mg
Iron 0.5 mg 0.3 mg
Magnesium 36 mg 43 mg
Vitamin C 3.3 mg 0 mg
Vitamin A 1 mcg 1 mcg
Vitamin D 0 mcg 0 mcg
Cholesterol 97 mg 146 mg

Green highlighting marks the more favorable value where it applies (for example, more protein or less saturated fat). Neutral nutrients are not highlighted.

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Crustaceans, Crab

  • Protein 91.5%
  • Fat 8.5%
  • Carbs 0%

Crustaceans, Lobster

  • Protein 90.8%
  • Fat 9.2%
  • Carbs 0%

Frequently asked questions

Which has more calories, Crustaceans, Crab or Crustaceans, Lobster?
Per 100 g: Crustaceans, Crab has 83 kcal, Crustaceans, Lobster has 89 kcal.
Which has more protein, Crustaceans, Crab or Crustaceans, Lobster?
Per 100 g: Crustaceans, Crab has 17.9 g of protein, Crustaceans, Lobster has 19 g.

Compare with other foods

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Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.