Calorie comparison
Oatmeal vs Tuna
Per 100 grams, oatmeal is the lighter choice by 45 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 g | Oatmeal | Tuna |
|---|---|---|
| Calories | 71 | 116 |
| Protein | 2.5 g | 26 g |
| Carbs | 12 g | 0 g |
| Fat | 1.5 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
🥣 Oatmeal
1 cup cooked (234 g)
166 cal
5.9 g protein · 28.1 g carbs · 3.5 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, oatmeal or tuna?
Per 100 g, oatmeal has 71 calories and tuna has 116. Oatmeal is lower in calories.
Which has more protein, oatmeal or tuna?
Oatmeal has 2.5 g of protein per 100 g; tuna has 26 g. Tuna wins on protein.
Is oatmeal 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 oatmeal — but portion size matters more than which food you pick.
Don't guess. Snap it.
Whether it's oatmeal or tuna, CalorieScan AI logs it from a photo in seconds.
Download for iPhone