| Measure | Canned tuna (in water) | Salmon |
|---|---|---|
| Typical serving | 3 oz drained (85 g) | 3 oz cooked (85 g) |
| Protein per serving | 21.7 g | 18.8 g |
| Protein per 100 g | 25.5 g | 22.1 g |
| Calories per serving | 99 kcal | 175 kcal |
| Protein density | 88% of calories | 43% of calories |
| Share of 50 g Daily Value | 43% | 38% |
| Protein quality | Complete | Complete |
| Category | Seafood | Seafood |
Compare foods · Canned tuna (in water) · Salmon
Protein comparison
Canned tuna (in water) vs Salmon: which has more protein?
Canned tuna (in water) gives you 21.7 g of protein per 3 oz drained; salmon gives you 18.8 g per 3 oz cooked. On equal weight it is 25.5 g against 22.1 g per 100 g. The full side-by-side, from the same USDA-sourced records as the rest of the site:
The verdict
Canned tuna (in water) has more protein on equal weight: 25.5 g per 100 g against salmon's 22.1 g, a lead of 3.4 g. Per typical serving, canned tuna (in water) delivers 21.7 g (3 oz drained) to salmon's 18.8 g (3 oz cooked), a difference of 2.9 g.
For the full breakdown of each food, see the protein in canned tuna (in water) and protein in salmon pages, each with its USDA FoodData Central record id.
Quick answers
Canned tuna (in water) vs Salmon FAQ
Which has more protein, canned tuna (in water) or salmon?
Canned tuna (in water) has more protein per 100 g: 25.5 g against 22.1 g. Per typical serving, canned tuna (in water) provides 21.7 g (3 oz drained) and salmon provides 18.8 g (3 oz cooked).
Is canned tuna (in water) or salmon more protein-dense?
Canned tuna (in water) is the more protein-dense of the two: about 88% of its calories come from protein, against 43% for salmon.
Are canned tuna (in water) and salmon complete proteins?
Yes, both. Canned tuna (in water) and salmon each supply all nine essential amino acids in adequate amounts, so either can carry a meal's protein on its own.
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