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Last updated: Aug 9, 2026

Port of Subs

Classic Sub #18 - 12" Large

Classic Subs - 12" Large Subs are shown with white bread and include the default meat, cheese, & toppings.Popular

Port of Subs Classic Sub #18 - 12" Large is carb-leaning, with about 50% of macro calories from carb. Each serving has 771 calories, 49g protein, 96g carbs, and 20.2g fat, making it better suited to carb-aware planning than low-carb goals.

1 Sandwich (463.2g)

Serving Size

463.2 g

Serving Weight

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771

Calories

Per serving

49 g

Protein

96 g

Carbs

20.2 g

Fat

Nutrition Facts

Amount per serving

Calories771 kcal

% Daily Value*

Total Fat 20.2 g26%

Saturated Fat 9.5 g47%

Trans Fat 0 g—

Cholesterol 95 mg32%

Sodium 4,332 mg188%

Total Carbohydrate 96 g35%

Dietary Fiber 4.8 g17%

Total Sugars 7.9 g—

Protein 49 g98%

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

771

kcal

Protein49 g (26%)

Carbs96 g (50%)

Fat20.2 g (24%)

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

Meal Planning Insights

Protein density6.4/10

26% of macro calories come from protein.

Satiety index10/10

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

Activity estimate193 min walk

About 77 minutes of running for these calories.

Key Nutrients

Protein 49 g98%

Fiber 4.8 g17%

Sodium 4,332 mg188%

Sugars 7.9 g—

Saturated Fat 9.5 g47%

How we calculate these values

Diet Compatibility

High protein6.4/10 protein density from 49g protein and 771 calories.Yes

Lower carb96g carbs per serving.No

Low fat20.2g total fat per serving.No

High sugar7.9g total sugars per serving.No

High sodium4,332mg sodium per serving.Yes

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

Ingredients

White Bread: Un-Bleached Wheat Flour (Wheat Flour, Malted Barley Flour, Niacin, Iron, Thiamin Mononitrate, Riboflavin, Folic Acid), Water, Yeast Fresh, Sugar, Salt, Shortening Interesterified Soybean Oil, Hydrogenated Soybean Oil (Soybeans), Arctic (Wheat).,…

Allergens

Contains

WheatMilkSoy

Compare with other items

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

Quick comparisons

Classic Sub #18 - 12" Large has 3428 fewer calories than 2-Foot Brookie in a Box and 15.7g more protein. Compare

Classic Sub #18 - 12" Large has 2428 fewer calories than 2-Foot Brownie in a Box and 25.7g 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

Classic Sub #18 - 12" Large Compared With Nearby Items

Port of Subs Classic Sub #18 - 12" Large is listed in the Classic Subs - 12" Large Subs are shown with white bread and include the default meat, cheese, & toppings. category with 771 calories, 49g protein, 96g carbs, and 20.2g fat per serving.

Data Source and Methodology

Nutrition values for Classic Sub #18 - 12" Large 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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