NutriBase

Crustaceans, Crab vs Fish, Tuna Salad: 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 Fish, Tuna Salad 187 kcal · 100 g

Key differences

  • Fish, Tuna Salad has more calories; Crustaceans, Crab is lower in calories.
  • Crustaceans, Crab has more protein per 100 g.
  • Fish, Tuna Salad is notably higher in iron.
  • Crustaceans, Crab is notably higher in calcium.

Nutrient comparison (per 100 g)

Nutrient Crustaceans, Crab Fish, Tuna Salad
Calories 83 kcal 187 kcal
Protein 17.9 g 16 g
Total Fat 0.7 g 9.3 g
Saturated Fat 0.2 g 1.5 g
Carbohydrate 0 g 9.4 g
Dietary Fiber 0 g 0 g
Total Sugars 0 g —
Sodium 563 mg 402 mg
Potassium 259 mg 178 mg
Calcium 91 mg 17 mg
Iron 0.5 mg 1 mg
Magnesium 36 mg 19 mg
Vitamin C 3.3 mg 2.2 mg
Vitamin A 1 mcg 24 mcg
Vitamin D 0 mcg —
Cholesterol 97 mg 13 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%

Fish, Tuna Salad

  • Protein 34.7%
  • Fat 45%
  • Carbs 20.3%

Frequently asked questions

Which has more calories, Crustaceans, Crab or Fish, Tuna Salad?
Per 100 g: Crustaceans, Crab has 83 kcal, Fish, Tuna Salad has 187 kcal.
Which has more protein, Crustaceans, Crab or Fish, Tuna Salad?
Per 100 g: Crustaceans, Crab has 17.9 g of protein, Fish, Tuna Salad has 16 g.

Compare with other foods

Crustaceans, Crab vs Alaska Pollock, Raw Crustaceans, Crab vs Anchovies, Canned In Olive Oil Crustaceans, Crab vs Cod, Pacific Or Alaskan Crustaceans, Crab vs Crustaceans, Crab Pick a pair manually →

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.