Crab vs tuna
Side-by-side nutrition comparison per serving. See which fits your goals better.
Quick Verdict
Best for weight loss
Crab
Best for muscle gain
tuna
Best for low-carb
Crab
Macro Comparison
Crab: 100g (100g) | tuna: 100g (100g)
83
Crab
109
tuna
17.9g
Crab
24.4g
tuna
0g
Crab
0g
tuna
0.74g
Crab
0.49g
tuna
Protein Efficiency
What percentage of calories come from protein — higher is better for staying lean.
86%
Crab
90%
tuna
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| Nutrient | Crab | tuna |
|---|---|---|
| Calories | 83 | 109 |
| Protein | 17.9g | 24.4g |
| Carbs | 0g | 0g |
| Fat | 0.7g | 0.5g |
| Fiber | 0g | 0g |
| Sugar | 0g | 0g |
| Sodium | 395mg | 45mg |
| Cholesterol | 97mg | 39mg |
| Saturated Fat | 0.2g | 0.17g |
| Potassium | 259mg | 441mg |
| Vitamin A | 1mcg | 18mcg |
| Vitamin C | 3.3mg | 0mg |
| Calcium | 91mg | 4mg |
| Iron | 0.5mg | 0.77mg |
Which Should You Choose?
For weight loss
Choose Crab. With 83 calories and 17.9g protein, it gives you more protein per calorie — keeping you full while cutting calories.
For muscle gain
Choose tuna. tuna delivers 24.4g protein per serving — 6.5g more than Crab.
For low-carb diets
Choose Crab with 0g carbs per serving.
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Take the free quizCommon Questions
Is Crab or tuna better for weight loss?
For weight loss, Crab is the better choice. Crab has 83 calories and 17.9g protein per serving, while tuna has 109 calories and 24.4g protein. Lower calories with higher protein helps you stay full while eating fewer calories.
Which has more protein, Crab or tuna?
tuna has more protein per serving. Crab provides 17.9g and tuna provides 24.4g of protein.
Can I eat both crab and tuna together?
Yes! Combining crab and tuna gives you 192 calories and 42.3g protein. This combination can work well as part of a balanced meal.