# item.guide
Side-by-Side Comparison Fish & Seafood

Tilapia (Raw Fillet) vs. Yellowfin Tuna (Fresh Ahi Steak)

Comparing 2 standards across 9 specifications. 9 key differences identified.

Comparing:
Tilapia (Raw Fillet)
Yellowfin Tuna (Fresh Ahi Steak)

Tilapia (Oreochromis niloticus) is a widely farmed freshwater whitefish. Per 100g raw, it provides 96 kcal, 20.1g protein, 1.70g fat (0.58g saturated), 50mg cholesterol, and very low mercury.

View full Tilapia (Raw Fillet) spec sheet →

Fresh Yellowfin tuna (Thunnus albacares) is a lean predatory pelagic fish. Per 100g raw, it provides 109 kcal, 24.4g protein, 0.49g fat, and 240mg Omega-3 with dense myoglobin creating deep red sashimi-grade steaks.

View full Yellowfin Tuna (Fresh Ahi Steak) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
Energy / Calories
96 kcal 109 kcal
Protein
20.1 g 24.4 g
Total Fat
1.70 g 0.49 g
Omega-3 (EPA + DHA)
130 mg 240 mg
Saturated Fat
0.58 g 0.13 g
Cholesterol
50.0 mg 39.0 mg
Mercury Level
Very Low (< 0.02 PPM) Moderate (~0.35 PPM)
Potassium
302 mg 444 mg
USDA Safe Internal Temp
63°C (145°F) 63°C (145°F) (Rare-seared ahi, ~46°C/115°F, is common but below the FDA-recommended minimum -- relies on the fish being sushi/sashimi-grade and previously frozen to control parasites, which does not address bacterial safety)