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Last updated: Aug 9, 2026

Port of Subs

Roast Beef - Medium (Classic Sub #18)

Meats - Medium Subs Ingredients differ among locations and are specified below. Nutrition information provided by per serving in sub.Popular

Port of Subs Roast Beef - Medium (Classic Sub #18) is protein-leaning, with about 60% of macro calories from protein. Each serving has 73 calories, 10.4g protein, 0g carbs, and 3.1g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving (58.1g)

Serving Size

58.1 g

Serving Weight

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Calories

Per serving

10.4 g

Protein

0 g

Carbs

3.1 g

Fat

Nutrition Facts

Amount per serving

Calories73 kcal

% Daily Value*

Total Fat 3.1 g4%

Saturated Fat 1.6 g8%

Trans Fat 0 g—

Cholesterol 31 mg10%

Sodium 570 mg25%

Total Carbohydrate 0 g0%

Dietary Fiber 0 g0%

Total Sugars 0 g—

Protein 10.4 g21%

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

kcal

Protein10.4 g (60%)

Carbs0 g (0%)

Fat3.1 g (40%)

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

Meal Planning Insights

Protein density10/10

60% of macro calories come from protein.

Satiety index8.1/10

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

Activity estimate18 min walk

About 7 minutes of running for these calories.

Key Nutrients

Protein 10.4 g21%

Fiber 0 g0%

Sodium 570 mg25%

Sugars 0 g—

Saturated Fat 1.6 g8%

How we calculate these values

Diet Compatibility

High protein10/10 protein density from 10.4g protein and 73 calories.Yes

Lower carb0g carbs per serving.Yes

Low fat3.1g total fat per serving.No

High sugar0g total sugars per serving.No

High sodium570mg sodium per serving.No

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

Ingredients

Roast Beef: Beef, Water, Isolated Soy Protien (Contains Soy Lecithin), Salt, Sodium Phosphate, Sugar, Flavoring. Caramel Color Added, rubbed with Qualifier (See Ingedient Statement) Qualifying Statement: Rubbed with Salt, Dextrose, Sugar, Caramel Color,…

Allergens

Contains

Soy

Compare with other items

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

Quick comparisons

Roast Beef - Medium (Classic Sub #18) has 4126 fewer calories than 2-Foot Brookie in a Box and 22.9g less protein. Compare

Roast Beef - Medium (Classic Sub #18) has 3126 fewer calories than 2-Foot Brownie in a Box and 12.9g less 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

Roast Beef - Medium (Classic Sub #18) Compared With Nearby Items

Port of Subs Roast Beef - Medium (Classic Sub #18) is listed in the Meats - Medium Subs Ingredients differ among locations and are specified below. Nutrition information provided by per serving in sub. category with 73 calories, 10.4g protein, 0g carbs, and 3.1g fat per serving.

Data Source and Methodology

Nutrition values for Roast Beef - Medium (Classic Sub #18) 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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