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  6. Shrimp vs. Crab

Shrimp vs. Crab — In-Depth Nutrition Comparison

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Important differences between Shrimp and Crab

  • Shrimp has more Selenium, Phosphorus, Choline, and Vitamin A RAE, however, Crab is richer in Vitamin B12, Copper, Zinc, and Vitamin B5.
  • Crab's daily need coverage for Vitamin B12 is 70% more.
  • Shrimp contains 90 times more Vitamin A RAE than Crab. Shrimp contains 90µg of Vitamin A RAE, while Crab contains 1µg.
  • Crab contains less Cholesterol.

The food varieties used in the comparison are Crustaceans, shrimp, mixed species, cooked, moist heat (may have been previously frozen) and Crustaceans, crab, blue, canned.

Infographic

Shrimp vs Crab infographic
Infographic link

Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Shrimp
Shrimp
3
:
6
Crab
Crab
Contains more Phosphorus +30.8%
Contains more Selenium +15.4%
Contains more Iron +56.3%
Contains more Potassium +52.4%
Contains less Sodium -40.5%
Contains more Zinc +133.7%
Contains more Copper +215.5%
Contains more Manganese +51%
Equal in Calcium - 91
Equal in Magnesium - 36
Shrimp
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 28% 12% 27% 132% 15% 124% 45% 86% 7% 270%
Crab
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 28% 19% 26% 101% 23% 74% 104% 272% 10% 234%
Contains more Phosphorus +30.8%
Contains more Selenium +15.4%
Contains more Iron +56.3%
Contains more Potassium +52.4%
Contains less Sodium -40.5%
Contains more Zinc +133.7%
Contains more Copper +215.5%
Contains more Manganese +51%
Equal in Calcium - 91
Equal in Magnesium - 36

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Shrimp
Shrimp
6
:
6
Crab
Crab
Contains more Vitamin A +14950%
Contains more Vitamin E +19.6%
Contains more Vitamin D +∞%
Contains more Vitamin B1 +39.1%
Contains more Vitamin B6 +55.1%
Contains more Vitamin K +33.3%
Contains more Vitamin C +∞%
Contains more Vitamin B2 +287.5%
Contains more Vitamin B5 +92.1%
Contains more Folate +112.5%
Contains more Vitamin B12 +100.6%
Equal in Vitamin B3 - 2.747
Shrimp
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 19% 44% 3% 0% 8% 6% 51% 32% 56% 18% 208% 1%
Crab
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 37% 0% 11% 6% 22% 52% 60% 36% 39% 417% 1%
Contains more Vitamin A +14950%
Contains more Vitamin E +19.6%
Contains more Vitamin D +∞%
Contains more Vitamin B1 +39.1%
Contains more Vitamin B6 +55.1%
Contains more Vitamin K +33.3%
Contains more Vitamin C +∞%
Contains more Vitamin B2 +287.5%
Contains more Vitamin B5 +92.1%
Contains more Folate +112.5%
Contains more Vitamin B12 +100.6%
Equal in Vitamin B3 - 2.747

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Shrimp
Shrimp
4
:
1
Crab
Crab
Contains more Protein +27.4%
Contains more Fats +129.7%
Contains more Carbs +∞%
Contains more Other +44.4%
Contains more Water +11.4%
Shrimp
23% 2% 72% 2%
Protein: 22.78 g
Fats: 1.7 g
Carbs: 1.52 g
Water: 71.56 g
Other: 2.44 g
Crab
18% 80% 2%
Protein: 17.88 g
Fats: 0.74 g
Carbs: 0 g
Water: 79.69 g
Other: 1.69 g
Contains more Protein +27.4%
Contains more Fats +129.7%
Contains more Carbs +∞%
Contains more Other +44.4%
Contains more Water +11.4%

Fat Type Comparison

Fat type breakdown side-by-side comparison
Shrimp
Shrimp
2
:
1
Crab
Crab
Contains more Monounsaturated Fat +179.8%
Contains more Polyunsaturated fat +128.7%
Contains less Saturated Fat -61.4%
Shrimp
35% 25% 40%
Saturated Fat: 0.521 g
Monounsaturated Fat: 0.361 g
Polyunsaturated fat: 0.59 g
Crab
34% 22% 44%
Saturated Fat: 0.201 g
Monounsaturated Fat: 0.129 g
Polyunsaturated fat: 0.258 g
Contains more Monounsaturated Fat +179.8%
Contains more Polyunsaturated fat +128.7%
Contains less Saturated Fat -61.4%

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Shrimp Crab
Lower in price ok
Lower in Sodium ok
Lower in Cholesterol ok
Lower in Saturated Fat ok
Lower in Glycemic Index ok
Lower in Sugar Equal
Rich in minerals Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Shrimp Crab Opinion
Net carbs 1.52g 0g Shrimp
Protein 22.78g 17.88g Shrimp
Fats 1.7g 0.74g Shrimp
Carbs 1.52g 0g Shrimp
Calories 119kcal 83kcal Shrimp
Calcium 91mg 91mg
Iron 0.32mg 0.5mg Crab
Magnesium 37mg 36mg Shrimp
Phosphorus 306mg 234mg Shrimp
Potassium 170mg 259mg Crab
Sodium 947mg 563mg Crab
Zinc 1.63mg 3.81mg Crab
Copper 0.258mg 0.814mg Crab
Manganese 0.049mg 0.074mg Crab
Selenium 49.5µg 42.9µg Shrimp
Vitamin A 301IU 2IU Shrimp
Vitamin A RAE 90µg 1µg Shrimp
Vitamin E 2.2mg 1.84mg Shrimp
Vitamin D 4IU 0IU Shrimp
Vitamin D 0.1µg 0µg Shrimp
Vitamin C 0mg 3.3mg Crab
Vitamin B1 0.032mg 0.023mg Shrimp
Vitamin B2 0.024mg 0.093mg Crab
Vitamin B3 2.678mg 2.747mg Crab
Vitamin B5 0.519mg 0.997mg Crab
Vitamin B6 0.242mg 0.156mg Shrimp
Folate 24µg 51µg Crab
Vitamin B12 1.66µg 3.33µg Crab
Vitamin K 0.4µg 0.3µg Shrimp
Tryptophan 0.26mg 0.226mg Shrimp
Threonine 0.904mg 0.727mg Shrimp
Isoleucine 1.05mg 0.776mg Shrimp
Leucine 1.95mg 1.307mg Shrimp
Lysine 2.172mg 1.386mg Shrimp
Methionine 0.665mg 0.452mg Shrimp
Phenylalanine 0.992mg 0.708mg Shrimp
Valine 1.067mg 0.806mg Shrimp
Histidine 0.501mg 0.393mg Shrimp
Cholesterol 211mg 97mg Crab
Trans Fat 0.035g 0.014g Crab
Saturated Fat 0.521g 0.201g Crab
Omega-3 - DHA 0.141g 0.067g Shrimp
Omega-3 - EPA 0.135g 0.101g Shrimp
Omega-3 - DPA 0.012g 0.009g Shrimp
Monounsaturated Fat 0.361g 0.129g Shrimp
Polyunsaturated fat 0.59g 0.258g Shrimp
Omega-6 - Eicosadienoic acid 0.012g 0.005g Shrimp

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Shrimp Crab
Low Fats diet ok
Low Carbs diet ok
Low Calories diet ok
Low Glycemic Index diet ok

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Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
37%
Shrimp
56%
Crab
Minerals Daily Need Coverage Score
74%
Shrimp
89%
Crab

Comparison summary

Which food is cheaper?
Shrimp
Shrimp is cheaper (difference - $5)
Which food contains less Sodium?
Crab
Crab contains less Sodium (difference - 384mg)
Which food is lower in Cholesterol?
Crab
Crab is lower in Cholesterol (difference - 114mg)
Which food is lower in Saturated Fat?
Crab
Crab is lower in Saturated Fat (difference - 0.32g)
Which food is lower in glycemic index?
Crab
Crab is lower in glycemic index (difference - 50)
Which food contains less Sugar?
?
The foods are relatively equal in Sugar (0 g)
Which food is richer in minerals?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.
Which food is richer in vitamins?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

References

The source of all the nutrient values on the page (excluding the main article the sources for which are presented separately if present) is the USDA's FoodCentral. The exact links to the foods presented on this page can be found below.

  1. Shrimp - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171971/nutrients
  2. Crab - https://fdc.nal.usda.gov/fdc-app.html#/food-details/171966/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.