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Arby's Roast Beef Jr. Sandwich Calories
Small roast beef sandwich, high sodium, good protein source
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 piece (whole) of Arby's Roast Beef Jr. Sandwich (163 g) has 398 calories. That works out to 244 calories per 100 g. It contains 39.8 g of carbs, 23.8 g of protein, 16 g of fat and 2.4 g of fiber. Its 1.4 µg of B12 covers 58% of the Daily Value. Its glycemic index is 68 (medium), so it raises blood sugar at a moderate pace.
Arby's Roast Beef Jr. Sandwich Nutrition Facts
Selected: 1 piece (whole) · 163 g
398
KCAL / 163G
Carbs
39.8g
· 14% DV
Protein
23.8g
· 48% DV
Fat
16g
· 21% DV
Fiber
2.4g
· 9% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 40% · Protein 24% · Fat 36%
Arby's Roast Beef Jr. Sandwich nutrition facts table · 1 piece (whole) (163 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 398 kcal | |
| Total fat | 16 g | 21% |
| Saturated fat | 5.05 g | 25% |
| Trans fat | 0.36 g | |
| Sodium | 1094 mg | 48% |
| Total carbohydrate | 39.8 g | 14% |
| Fiber | 2.4 g | 9% |
| Protein | 23.8 g | 48% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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How Many Calories in 1 Arby's Roast Beef Jr. Sandwich?
| Serving | Amount | Calories |
|---|---|---|
| 1 piece (whole) | 163 g | 398 kcal |
| 1 ounce (whole) | 28 g | 68 kcal |
| 0.25 piece (quarter) | 41 g | 100 kcal |
| ½ piece (half) | 82 g | 200 kcal |
| 100 g | 100 g | 244 kcal |
| 1 piece (small) | 130 g | 317 kcal |
| 1 serving (medium) | 163 g | 398 kcal |
| 1 piece (large) | 190 g | 464 kcal |
| 2 piece (double) | 326 g | 795 kcal |
Calculated from 244 calories per 100 g.
Frequently Asked Questions About Arby's Roast Beef Jr. Sandwich
What is in an Arby's Roast Beef Jr. Sandwich?
An Arby's Roast Beef Jr. Sandwich is built around thinly sliced roast beef in a sandwich bun. Sauce and optional extras can vary by location and order, so the exact build may not be identical everywhere.
How is an Arby's Roast Beef Jr. Sandwich different from the Classic Roast Beef?
The Jr. is the smaller roast beef sandwich, while the Classic is a larger serving. The amount of bread and roast beef changes with the size; menu details can vary between countries and locations.
Is the roast beef in an Arby's Roast Beef Jr. Sandwich real beef?
Yes. It is beef that has been cooked, seasoned, and thinly sliced for sandwiches. It is a commercially prepared, processed roast beef product rather than a fresh steak carved to order.
Does an Arby's Roast Beef Jr. Sandwich come with Arby's Sauce?
The sauce may be offered separately or added depending on the location and how you order. The basic sandwich is roast beef on a bun, so ask for sauce on the side if you want control over how much you use.
Is an Arby's Roast Beef Jr. Sandwich healthy?
It provides protein, but it is high in sodium and contains processed roast beef. It can fit as an occasional fast-food meal, while people limiting sodium may want to choose it less often.
Is an Arby's Roast Beef Jr. Sandwich the same as a Beef 'n Cheddar?
No. The Roast Beef Jr. is the smaller roast beef sandwich, while a Beef 'n Cheddar includes cheddar cheese and a different sauce. Exact ingredients may vary by market.
Can you add cheese to an Arby's Roast Beef Jr. Sandwich?
Usually, cheese can be added if the location offers that customization. It is not generally part of the standard Jr. roast beef build, so check the ordering menu for the options at your restaurant.
How should you store leftover Arby's Roast Beef Jr. Sandwich?
Refrigerate leftover Arby's Roast Beef Jr. Sandwich promptly in a covered container. The bun can turn soggy as it sits, so keeping the sauce separate, when possible, helps preserve its texture.
What is the best way to reheat an Arby's Roast Beef Jr. Sandwich?
Warm it in a microwave in short intervals, covered, until heated through. For a better texture, separate the roast beef from the bun and heat the meat on its own; microwaving the assembled sandwich can soften the bread.
Can you eat an Arby's Roast Beef Jr. Sandwich during pregnancy?
Yes, choose one that is freshly prepared and served hot. Avoid cold or improperly stored roast beef, and ask your healthcare professional if you have a pregnancy-related concern or a specific food-safety restriction.
Arby's Roast Beef Jr. Sandwich Vitamins & Minerals
Vitamins
B12
1.39µg · 58% DV
B3
6.19mg · 39% DV
B1
0.26mg · 22% DV
B2
0.23mg · 18% DV
Minerals
Selenium
29µg · 53% DV
Sodium
1094mg · 48% DV
Zinc
3.75mg · 34% DV
Phosphorus
238mg · 34% DV
Potassium ⭐
323mg · 10% DV
Arby's Roast Beef Jr. Sandwich Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Arby's Roast Beef Jr. Sandwich
To burn the 398 calories in 1 piece (whole) (163 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
What is Arby's Roast Beef Jr. Sandwich?
Arby's Roast Beef Jr. Sandwich is a small roast beef sandwich from the American fast-food chain Arby’s, made with thinly sliced cooked beef in a soft bun. Its savoury, mildly salty meat and tender bread make it a straightforward, filling option when you want a quick meal. The sauce often served with it adds tang and moisture.
In the United States it is commonly eaten as a convenient lunch or on the go; elsewhere, it works as a casual meal with a side salad or vegetables. It provides a good amount of protein, with 14.6 g per 100 g, but is also high in sodium. For a lighter meal, skip fries, choose a fresh side, or ask for less sauce.
How Nutritious Is Arby's Roast Beef Jr. Sandwich?
Nutrient density
Low
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Satiety score
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
Is Arby's Roast Beef Jr. Sandwich Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Arby's Roast Beef Jr. Sandwich Contain Allergens?
Contains these allergens:
Which Diets Is Arby's Roast Beef Jr. Sandwich Good For?
Vegan
— Not suitable
Vegetarian
— Not suitable
Gluten-Free
— Not suitable
Dairy-Free
— Not suitable
Mediterranean
— Not suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Arby's Roast Beef Jr. Sandwich Fat Profile
SATURATED
5.05g
MONOUNSATURATED
6.03g
POLYUNSATURATED
2.61g
Omega 6:3 ratio 29.5:1
Above the ideal 4:1 (29.5:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.