Crab vs Sardines

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

Crab

per 100g cooked

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

Sardines

per 1 can (92g)

191 cal
23g Protein
0g Carbs
11g Fat
Full Sardines macros →

Macro Comparison Table

Macro Crab Sardines Difference
Calories 87 cal 191 cal -54% Crab
Protein 18g 23g -22% Crab
Carbs 0g 0g 0% Crab
Fat 1.1g 11g -90% 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. Sardines delivers 191 calories with 23g protein, 0g carbs, and 11g fat. The most meaningful difference: Crab saves 104 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 104 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. Sardines brings 191 calories — useful when you're chasing a surplus and struggling to eat enough. Sardines delivers 23g 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 Sardines are keto-friendly with under 10g carbs per serving.

Frequently Asked

Which has more protein, Crab or Sardines?

Sardines has more protein: 23g vs 18g per serving. That's a difference of 5g.

Which has fewer calories, Crab or Sardines?

Crab has 87 calories per serving vs 191 calories in Sardines — a difference of 104 calories.

Is Crab or Sardines better for keto?

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

Is Crab or Sardines better for weight loss?

For weight loss, Crab gives you more calorie flexibility (104 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

Sardines

Higher absolute protein per serving better supports muscle protein synthesis.

🥑 Low-Carb / Keto

tie

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 Sardines stack up:

Full Crab guideFull Sardines guideAll comparisons