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Last updated: Aug 9, 2026
Big Town Hero

Tuna Sub, 8"

Favorite SubsPopular

Big Town Hero Tuna Sub, 8" is carb-leaning, with about 57% of macro calories from carb. Each serving has 766 calories, 22g protein, 90g carbs, and 21g fat, making it better suited to carb-aware planning than low-carb goals.

8 inch
Serving Size
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766
Calories
Per serving
22 g
Protein
90 g
Carbs
21 g
Fat

Nutrition Facts

Amount per serving

Calories766 kcal
% Daily Value*
Total Fat 21 g27%
Saturated Fat 5 g25%
Trans Fat 0 g—
Cholesterol 57 mg19%
Sodium 1,130 mg49%
Total Carbohydrate 90 g33%
Dietary Fiber 5.3 g19%
Total Sugars 6 g—
Protein 22 g44%
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

766
kcal
Protein22 g (14%)
Carbs90 g (57%)
Fat21 g (30%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density2.9/10

14% of macro calories come from protein.

Satiety index10/10

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

Activity estimate192 min walk

About 77 minutes of running for these calories.

Key Nutrients

Protein 22 g44%
Fiber 5.3 g19%
Sodium 1,130 mg49%
Sugars 6 g—
Saturated Fat 5 g25%
How we calculate these values

Diet Compatibility

High protein2.9/10 protein density from 22g protein and 766 calories.No
Lower carb90g carbs per serving.No
Low fat21g total fat per serving.No
High sugar6g total sugars per serving.No
High sodium1,130mg sodium per serving.Yes
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Similar Items in Favorite Subs

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Arti Parm Chicken Sub, 12"1,804 kcal · 71 g proteinArti Parm Chicken Sub, 8"1,248 kcal · 49 g proteinArti Parm Chicken Sub, Mini666 kcal · 27 g protein

Compare with other items

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

Quick comparisons

Tuna Sub, 8" has 281 fewer calories than Americano Panini and 12.5g less protein. Compare

Tuna Sub, 8" has 1038 fewer calories than Arti Parm Chicken Sub, 12" and 49g less protein. Compare

Compare with Americano Panini

Tuna Sub, 8" Compared With Nearby Items

Compared with Arti Parm Chicken Sub, Mini, another Favorite Subs item at Big Town Hero, Tuna Sub, 8" has 100 more calories than it and 5g less protein than it. That makes this page useful for deciding between nearby menu choices, not just reading a raw nutrition label.

Data Source and Methodology

Nutrition values for Tuna Sub, 8" 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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