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Last updated: Aug 9, 2026

Port of Subs

Meatball Marinara - 5" Small

Hot Subs - 5" Small Subs are shown with white bread and include the default meat, cheese, & toppings.Popular

Port of Subs Meatball Marinara - 5" Small is fat-leaning, with about 44% of macro calories from fat. Each serving has 510 calories, 23.4g protein, 47.3g carbs, and 25g fat, making it a moderate option for comparing calories and macros.

1 Sandwich (199.3g)

Serving Size

199.3 g

Serving Weight

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510

Calories

Per serving

23.4 g

Protein

47.3 g

Carbs

25 g

Fat

Nutrition Facts

Amount per serving

Calories510 kcal

% Daily Value*

Total Fat 25 g32%

Saturated Fat 9.4 g47%

Trans Fat 0 g—

Cholesterol 57 mg19%

Sodium 1,369 mg60%

Total Carbohydrate 47.3 g17%

Dietary Fiber 3 g11%

Total Sugars 3.6 g—

Protein 23.4 g47%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

510

kcal

Protein23.4 g (18%)

Carbs47.3 g (37%)

Fat25 g (44%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density4.6/10

18% of macro calories come from protein.

Satiety index10/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate128 min walk

About 51 minutes of running for these calories.

Key Nutrients

Protein 23.4 g47%

Fiber 3 g11%

Sodium 1,369 mg60%

Sugars 3.6 g—

Saturated Fat 9.4 g47%

How we calculate these values

Diet Compatibility

High protein4.6/10 protein density from 23.4g protein and 510 calories.No

Lower carb47.3g carbs per serving.No

Low fat25g total fat per serving.No

High sugar3.6g total sugars per serving.No

High sodium1,369mg sodium per serving.Yes

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

Meatball: Beef, Pork, Water, Bread Crumbs (Wheat Flour, Salt, and Yeast), Romano Cheese (Pasteurized Cow's Milk, Cheese Culture, Salt, Enzymes), Ricotta Cheese (Whey, Part Skim Milk, Cream, Vinegar, and Xanthan Gum, Locust Bean Gum, Guar Gum, (Stabilizers)),…

Allergens

Contains

WheatMilkEggSoy

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Meatball Marinara - 5" Small has 3689 fewer calories than 2-Foot Brookie in a Box and 9.9g less protein. Compare

Meatball Marinara - 5" Small has 2689 fewer calories than 2-Foot Brownie in a Box and 0.1g more protein. Compare

2-Foot Brookie in a Box4,199 kcal · 33.2 g protein2-Foot Brownie in a Box3,199 kcal · 23.2 g protein2-Foot Classic Sub Macaroni Salad Center3,815 kcal · 163.6 g protein2-Foot Classic Sub Potato Salad Center3,248 kcal · 158 g protein2-Foot Cookie in a Box3,000 kcal · 30 g protein4x4 Brookie954 kcal · 7.4 g protein

Compare with 2-Foot Brookie in a Box

Meatball Marinara - 5" Small Compared With Nearby Items

Port of Subs Meatball Marinara - 5" Small is listed in the Hot Subs - 5" Small Subs are shown with white bread and include the default meat, cheese, & toppings. category with 510 calories, 23.4g protein, 47.3g carbs, and 25g fat per serving.

Data Source and Methodology

Nutrition values for Meatball Marinara - 5" Small are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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