What is a Subway macro calculator?
A Subway macro calculator lets you build your sandwich ingredient by ingredient and see the exact nutritional content — calories, protein, carbohydrates, fat, sugar, fiber, and sodium — before you order. Unlike looking up a pre-set sandwich, a component builder accounts for your specific bread, protein, cheese, vegetables, and sauce combination.
Subway is one of the most macro-friendly fast food options because you control every ingredient. A 6-inch Veggie Delite is 230 kcal. A footlong Italian BMT with mayo and cheddar can exceed 900 kcal. The same protein with a different sauce or size dramatically changes the outcome.
Subway protein comparison — 6-inch on 9-grain wheat, standard veggies, no sauce
| Sub | Calories | Protein | Fat | Carbs | Sodium |
|---|---|---|---|---|---|
| Veggie Delite | ~227 | ~9g | ~3g | ~46g | ~415mg |
| Turkey Breast | ~277 | ~19g | ~5g | ~48g | ~875mg |
| Black Forest Ham | ~287 | ~19g | ~6g | ~48g | ~1095mg |
| Oven Roasted Chicken | ~317 | ~26g | ~6g | ~50g | ~755mg |
| Rotisserie Chicken | ~347 | ~24g | ~8g | ~48g | ~745mg |
| Roast Beef | ~317 | ~26g | ~7g | ~48g | ~925mg |
| Sweet Onion Teriyaki | ~367 | ~26g | ~6g | ~60g | ~1045mg |
| Steak | ~367 | ~28g | ~11g | ~51g | ~1175mg |
| Cold Cut Combo | ~357 | ~20g | ~13g | ~47g | ~1285mg |
| BLT | ~317 | ~16g | ~11g | ~46g | ~805mg |
| Tuna | ~482 | ~21g | ~26g | ~47g | ~625mg |
| Italian BMT | ~412 | ~24g | ~17g | ~46g | ~1335mg |
| Spicy Italian | ~462 | ~20g | ~25g | ~46g | ~1185mg |
| Meatball Marinara | ~482 | ~22g | ~16g | ~66g | ~985mg |
Component-based estimates. Actual values may vary by region and preparation.
Subway sauce calories — the biggest hidden variable
Sauce is where Subway orders most often go off-track. A generous drizzle of ranch or mayo on a 6-inch sub adds more calories than most protein fillings:
| Sauce (6-inch serving) | Calories | Fat | Sugar |
|---|---|---|---|
| Red Wine Vinegar | 0 | 0g | 0g |
| Mustard | 5 | 0g | 0g |
| Fat Free Italian | 25 | 0g | 5g |
| Fat Free Honey Mustard | 30 | 0g | 5g |
| Fat Free Sweet Onion | 40 | 0g | 8g |
| Olive Oil Blend | 45 | 5g | 0g |
| Chipotle Southwest | 90 | 9g | 0g |
| Light Mayo | 50 | 5g | 0g |
| Ranch | 110 | 11g | 1g |
| Mayonnaise | 110 | 12g | 0g |
How to build the highest-protein Subway order
For maximum protein efficiency (grams of protein per calorie), follow this order-building strategy:
- Bread: Hearty Multigrain — 4 g fiber, moderate carbs, same calories as Italian
- Protein: Steak, Oven Roasted Chicken, or Rotisserie — highest protein per calorie
- Double meat: Adds ~17–19 g protein for ~100–160 extra calories
- Cheese: Provolone or Swiss — 3–4 g protein, 45–50 cal per slice
- Vegetables: All free — lettuce, spinach, tomato, onion, cucumber, green pepper
- Sauce: Mustard (5 cal) or Red Wine Vinegar (0 cal)
A 6-inch double chicken on multigrain with provolone and mustard delivers approximately 40 g protein at 450 calories — 8.9 g protein per 100 kcal.
Frequently asked questions
How many calories are in a Subway 6-inch sandwich?
A Subway 6-inch sandwich ranges from about 230 calories (Veggie Delite, no sauce) to 480+ calories (Tuna, Meatball Marinara). A standard Turkey Breast on 9-grain wheat with standard vegetables and no sauce is approximately 280 calories. Adding mayo adds ~110 calories; cheese adds 35–50 calories.
What is the highest-protein Subway sandwich?
The highest-protein 6-inch Subway subs are Steak (~26 g protein), Oven Roasted Chicken (~24 g), and Sweet Onion Chicken Teriyaki (~24 g). For maximum protein, order a footlong with double meat — a double Steak footlong delivers 55–60 g protein.
Is Subway good for a high-protein diet?
Yes — Subway is one of the most macro-friendly fast food chains. A well-built 6-inch sub on multigrain with chicken or steak, no sauce, and standard vegetables provides about 20–26 g protein at 300–380 calories — roughly 7–8 g protein per 100 calories.
What is the lowest calorie Subway sandwich?
The lowest-calorie 6-inch options are Veggie Delite (~230 kcal), Turkey Breast (~280 kcal), and Black Forest Ham (~290 kcal) — all on Italian white or 9-grain wheat with standard vegetables and no sauce.
How many carbs are in Subway bread?
6-inch Subway bread carbs: Italian White (37 g), 9-Grain Wheat (40 g), Hearty Multigrain (40 g), Flatbread (38 g), Italian Herbs & Cheese (39 g), Honey Oat (49 g — highest), Jalapeño Cheddar (38 g), Flour Wrap (51 g), Gluten Free (41 g). Footlong doubles all values.
Is a Subway footlong double the calories of a 6-inch?
Yes — a footlong is exactly two 6-inch portions. All ingredients double in quantity. A 6-inch Turkey Breast is ~280 calories; the footlong is ~560 calories.
What Subway sauce has the fewest calories?
Red Wine Vinegar (0 calories), Mustard (5 calories), and Fat Free Italian (25 calories) are the lowest-calorie sauce options. Mayo and Ranch both add 110 calories and are the highest-calorie choices.
How much sodium is in a Subway sandwich?
Subway sandwiches are high in sodium. A standard 6-inch Turkey sub (no sauce) has about 875 mg sodium. High-sodium proteins include Italian BMT (~1,335 mg), Cold Cut Combo (~1,285 mg), and Spicy Italian (~1,185 mg). A footlong doubles all sodium values.
Is Subway good for bulking?
Yes — a footlong with double meat, full-fat cheese, and regular sauce can provide 700–900 kcal and 45–60 g protein. The high-carbohydrate content makes it effective as a post-workout meal when carbohydrate replenishment is needed.
How do I track Subway macros for IIFYM?
Use this calculator to build your exact sandwich, then enter your daily macro targets in the budget section to see what percentage of your day it uses. A standard 6-inch Turkey Breast on multigrain (no sauce) is ~280 calories, using about 14% of a 2,000 calorie budget.