USDA-derived comparison
Scallops vs Tuna Steak
Scallops leads for Phosphorus and Zinc; Tuna Steak answers with Selenium, Vitamin B3 and Vitamin B6.
Who each is for: Choose scallops for phosphorus and zinc. Choose tuna Steak for selenium and vitamin B3.
Reviewed 20 July 2026. Generic food data per 100g; brands and preparation vary.
Tuna Steak
Typical serving: 1 steak (130g)
29/100
Side by side, per 100g
The stronger number is highlighted, honestly: higher wins for aim-for nutrients, lower wins for stay-under ones like saturated fat and sodium.
| Nutrient | Scallops | Tuna Steak |
|---|---|---|
| Calories | 111 kcal | 130 kcal |
| Protein | 21 g | 29 g |
| Carbs | 5 g | 0 g |
| Fat | 1 g | 1 g |
| Fiber | 0 g | 0 g |
| Sat fat | 0 g | 0 g |
| Sodium | 667 mg | 54 mg |
| Potassium | 314 mg | 527 mg |
| Calcium | 10 mg | 4 mg |
| Iron | 0.6 mg | 0.9 mg |
| Magnesium | 37 mg | 42 mg |
| Zinc | 1.6 mg | 0.5 mg |
| Vitamin C | 0 mg | 0 mg |
| Vitamin D | 0 µg | 2 µg |
| Vitamin B12 | 2.2 µg | 2.4 µg |
| Folate | 20 µg | 2 µg |
Servings differ: 5 scallops of scallops is about 90g, 1 steak of tuna steak about 130g. Scale accordingly before deciding anything on the 100g basis alone.
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