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Calorie comparison

Potato vs Tuna

Per 100 grams, potato is the lighter choice by 39 calories, while tuna delivers more protein. The right pick depends on your goal — fewer calories for a cut, more protein to stay full.

Per 100 grams

Per 100 gPotatoTuna
Calories77116
Protein2 g26 g
Carbs17 g0 g
Fat0.1 g1 g

Orange highlights the "better for a calorie deficit" value (fewer calories, fat and carbs; more protein). Your goals decide what "better" means.

Per typical serving

🥔 Potato

1 medium (173 g)

133 cal

3.5 g protein · 29.4 g carbs · 0.2 g fat

🐟 Tuna

3 oz canned in water (85 g)

99 cal

22.1 g protein · 0 g carbs · 0.9 g fat

Frequently asked

  • Which has more calories, potato or tuna?

    Per 100 g, potato has 77 calories and tuna has 116. Potato is lower in calories.

  • Which has more protein, potato or tuna?

    Potato has 2 g of protein per 100 g; tuna has 26 g. Tuna wins on protein.

  • Is potato or tuna better for weight loss?

    For a calorie deficit, the lower-calorie, higher-protein option usually helps you stay full on fewer calories. Here that leans toward potato — but portion size matters more than which food you pick.

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