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Last updated: Aug 9, 2026
Big Town Hero

Tuna Sub, Mini

Favorite SubsPopular

Big Town Hero Tuna Sub, Mini is carb-leaning, with about 60% of macro calories from carb. Each serving has 434 calories, 12g protein, 54g carbs, and 11g fat, making it better suited to carb-aware planning than low-carb goals.

1 Mini
Serving Size
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434
Calories
Per serving
12 g
Protein
54 g
Carbs
11 g
Fat

Nutrition Facts

Amount per serving

Calories434 kcal
% Daily Value*
Total Fat 11 g14%
Saturated Fat 3 g15%
Trans Fat 0 g—
Cholesterol 28 mg9%
Sodium 630 mg27%
Total Carbohydrate 54 g20%
Dietary Fiber 3.7 g13%
Total Sugars 2.6 g—
Protein 12 g24%
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

434
kcal
Protein12 g (13%)
Carbs54 g (60%)
Fat11 g (27%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density2.8/10

13% of macro calories come from protein.

Satiety index9.2/10

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

Activity estimate109 min walk

About 43 minutes of running for these calories.

Key Nutrients

Protein 12 g24%
Fiber 3.7 g13%
Sodium 630 mg27%
Sugars 2.6 g—
Saturated Fat 3 g15%
How we calculate these values

Diet Compatibility

High protein2.8/10 protein density from 12g protein and 434 calories.No
Lower carb54g carbs per serving.No
Low fat11g total fat per serving.No
High sugar2.6g total sugars per serving.No
High sodium630mg sodium per serving.No
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, Mini has 613 fewer calories than Americano Panini and 22.5g less protein. Compare

Tuna Sub, Mini has 1370 fewer calories than Arti Parm Chicken Sub, 12" and 59g less protein. Compare

Compare with Americano Panini

Tuna Sub, Mini Compared With Nearby Items

Compared with Arti Parm Chicken Sub, Mini, another Favorite Subs item at Big Town Hero, Tuna Sub, Mini has 232 fewer calories than it and 15g 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, Mini 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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