Calorie comparison
Chicken Breast vs Tuna
Per 100 grams, tuna is the lighter choice by 49 calories, while chicken breast 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 g | Chicken Breast | Tuna |
|---|---|---|
| Calories | 165 | 116 |
| Protein | 31 g | 26 g |
| Carbs | 0 g | 0 g |
| Fat | 3.6 g | 1 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
🍗 Chicken Breast
3 oz cooked (85 g)
140 cal
26.4 g protein · 0 g carbs · 3.1 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, chicken breast or tuna?
Per 100 g, chicken breast has 165 calories and tuna has 116. Tuna is lower in calories.
Which has more protein, chicken breast or tuna?
Chicken Breast has 31 g of protein per 100 g; tuna has 26 g. Chicken Breast wins on protein.
Is chicken breast 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 tuna — but portion size matters more than which food you pick.
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