In short
One serving each: 175 calories in salmon (3 oz, 85 g), 77 calories in tuna (3 oz, 85 g). Most of those in tuna come from protein.
More in salmon: vitamin D (11×), pantothenic acid (10×), thiamin (11×), vitamin B6 (2×) and 6 more. More in tuna: selenium, niacin, iron (4.9×) and sodium (3.6×). Everything else is within 4% of a day's needs.
Calories, and where they come from
3 oz (85 g) · 18.8 g protein · 0 g carbs (0 g sugars) · 10.5 g fat
3 oz (85 g) · 16.1 g protein · 0.068 g carbs (0 g sugars) · 0.8 g fat
Share of the calories fromproteincarbsfat
Where they differ
Each dot is the share of a day's needs (FDA Daily Value) in one serving of each. Every row uses the same scale, so a short gap is a small difference. Color says which food, never which is better.
- Vitamin D56% vs 5%
11.1 µg vs 1 µg
- Selenium64% vs 105%
35.2 µg vs 57.6 µg
- Pantothenic acid (B5)25% vs 3%
1.3 mg vs 0.13 mg
- Thiamin (B1)24% vs 2%
0.29 mg vs 0.025 mg
- Vitamin B632% vs 16%
0.55 mg vs 0.27 mg
- Total fat13% vs 1%
10.5 g vs 0.8 g
- Niacin (B3)43% vs 53%
6.8 mg vs 8.4 mg
- Saturated fatlimit10% vs 1%
2 g vs 0.19 g
- Vitamin B1299% vs 91%
2.4 µg vs 2.2 µg
- Phosphorus17% vs 9%
214 mg vs 116 mg
- Cholesterollimit18% vs 10%
53.5 mg vs 30.6 mg
- Iron2% vs 8%
0.29 mg vs 1.4 mg
- Sodiumlimit2% vs 8%
51.9 mg vs 186 mg
- Protein38% vs 32%
18.8 g vs 16.1 g
Where they are alike
Less than 4% of a day apart, in one serving of each.
- Carbohydrates0 g · 0.068 g0%·<1%
- Potassium326 mg · 150 mg7%·3%
- Calcium12.8 mg · 15.3 mg1%·1%
- Magnesium25.5 mg · 19.3 mg6%·5%
- Zinc0.37 mg · 0.56 mg3%·5%
- Copper0.042 mg · 0.041 mg5%·5%
- Manganese0.014 mg · 0.016 mg1%·1%
- Riboflavin (B2)0.11 mg · 0.07 mg9%·5%
Reported for only one of the two, so not compared: fiber, iodine, vitamin A, vitamin C, vitamin E, vitamin K, folate, choline.
From USDA FoodData Central: Farmed Atlantic salmon, cooked (SR Legacy 175168), Light canned tuna in water, drained (Foundation 334194). Daily Values are the FDA's for adults and children 4 years and older. Missing values are never shown as zero. For exploring the data, not dietary advice.