Dungeness crab, cooked leads 6–2 · 8 categories decided · 1 tie
Both foods compared at 100 kcal.
The verdict
Dungeness crab, cooked comes out ahead, winning 6 of 8 nutrient match-ups.
Pick Bluefin tuna, cooked for less sodium and more iron.
Pick Dungeness crab, cooked for more protein, less saturated fat, more potassium, more calcium, more magnesium and more vitamin C.
Evenly matched on fiber.
Head-to-head
- Energy100 kcal100 kcal
- Proteinmore is better16.26 g20.29 gWIN
- Carbohydrate0 g0.86 g
- Fibermore is better0 g0 g
- Total sugarsless is better——
- Total fat3.41 g1.13 g
- Saturated fatless is better0.88 g0.15 gWIN
- Sodiumless is betterWIN27.17 mg343.64 mg
- Potassiummore is better175.54 mg370.91 mgWIN
- Calciummore is better5.43 mg53.64 mgWIN
- Ironmore is betterWIN0.71 mg0.39 mg
- Magnesiummore is better34.78 mg52.73 mgWIN
- Vitamin Cmore is better0 mg3.27 mgWIN
- Vitamin Dmore is better——
Winners are decided by deterministic per-metric rules on the stated basis; ties and missing data don’t score (missing ≠ zero). Educational information only — not medical advice.

