Crab vs Tofu

Side-by-side macro comparison. Crab vs Tofu per their standard serving sizes.

Crab

per 100g cooked

87 cal
18g Protein
0g Carbs
1.1g Fat
Full Crab macros →
vs

Tofu

per 100g firm

144 cal
17g Protein
3g Carbs
9g Fat
Full Tofu macros →

Macro Comparison Table

Macro Crab Tofu Difference
Calories 87 cal 144 cal -40% Crab
Protein 18g 17g +6% Crab
Carbs 0g 3g -100% Crab
Fat 1.1g 9g -88% Crab

Differences shown relative to Crab. Positive = Crab has more.

Quick Take

Crab delivers 87 calories per serving with 18g protein, 0g carbs, and 1.1g fat. Tofu delivers 144 calories with 17g protein, 3g carbs, and 9g fat. The most meaningful difference: Crab saves 57 calories per serving — meaningful over a week of meals. Both deliver similar protein density.

When to Pick Each

For Cutting / Weight Loss

When cutting on a tight calorie budget, Crab gives you 57 more calories of headroom per serving — that's room for an extra snack, more vegetables, or a higher-protein second portion. If protein density matters more (which it does for preserving muscle on a deficit), Crab delivers more grams of protein per calorie consumed.

For Bulking / Muscle Gain

For muscle gain, you want calories AND protein. Tofu brings 144 calories — useful when you're chasing a surplus and struggling to eat enough. Crab delivers 18g of protein per serving, which directly feeds muscle protein synthesis. The best pick depends on whether you need more total calories or more usable protein.

For Keto / Low-Carb

Both Crab and Tofu are keto-friendly with under 10g carbs per serving.

Frequently Asked

Which has more protein, Crab or Tofu?

Crab has more protein: 18g vs 17g per serving. That's a difference of 1g.

Which has fewer calories, Crab or Tofu?

Crab has 87 calories per serving vs 144 calories in Tofu — a difference of 57 calories.

Is Crab or Tofu better for keto?

Crab is the better keto choice at 0g carbs per serving vs 3g carbs in Tofu.

Is Crab or Tofu better for weight loss?

For weight loss, Crab gives you more calorie flexibility (57 cal less per serving). For preserving muscle during a deficit, Crab delivers more protein per calorie. Most people on cuts benefit from Crab.

Which Is Better for Your Goal?

🔥 Weight Loss

Crab

Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.

💪 Muscle Gain

Crab

Higher absolute protein per serving better supports muscle protein synthesis.

🥑 Low-Carb / Keto

Crab

Lower carbohydrate content fits keto and low-carb macros without burning your carb budget.

Both fit most balanced diets. These verdicts reflect macro-only comparisons — taste, satiety, cost, and personal preference also matter.

Find Your Personal Macros

The "right" food depends on your individual macro targets. Calculate yours in 60 seconds:

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Related Comparisons

Other ways Crab and Tofu stack up:

Full Crab guideFull Tofu guideAll comparisons