Burger King Jr. Whopper Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 burger (138g); per 100 g: 20.3g net carbs, 246 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.
How many carbs are in burger king jr. whopper?
Burger King Jr. Whopper — 1 burger (138g) — has 28g net carbs: 29.9g total carbs minus 1.9g fiber, plus 15g protein, 19g fat, and 339 calories. Per 100g that is 20.3g net carbs (21.7g total carbs, 1.4g fiber) and 246 calories. That makes burger king jr. whopper high in net carbs and about average for the typical fast-food item, which averages about 26.2g net carbs per 100g. At this carb count, burger king jr. whopper is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is burger king jr. whopper keto-friendly?
Burger King Jr. Whopper is generally not keto-friendly. 1 burger (138g) is 28g net carbs (29.9g total carbs − 1.9g fiber); per 100g that is 20.3g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
Keeping an eye on carbs in burger king jr. whopper?
Burger King Jr. Whopper runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 burger | 28g | 29.9g | 15g | 339 |
| 100 g (3.5 oz) | 20.3g | 21.7g | 10.9g | 246 |
| 1 oz (28 g) | 5.7g | 6.1g | 3.1g | 69 |
How many calories are in burger king jr. whopper?
Burger King Jr. Whopper — 1 burger (138g) — has 339 calories, with 15g protein, 19g fat, and 28g net carbs. Per 100g: 246 calories and 20.3g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 246 |
| Total carbs | 21.7g |
| Net carbs | 20.3g |
| Fiber | 1.4g |
| Sugar | 5.1g |
| Sugar alcohols | 0g |
| Protein | 10.9g |
| Fat | 13.8g |
| Sodium | 456mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (fast-food). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in burger king jr. whopper?
- Burger King Jr. Whopper (1 burger, 138g) has 29.9g of total carbs and 28g of net carbs. Per 100 grams: 21.7g total, 20.3g net.
- How many net carbs are in burger king jr. whopper?
- Burger King Jr. Whopper has 28g of net carbs per 1 burger (138g) — 29.9g total carbs minus 1.9g fiber.
- Is burger king jr. whopper keto-friendly?
- Burger King Jr. Whopper is generally not keto-friendly. 1 burger (138g) is 28g net carbs (29.9g total carbs − 1.9g fiber); per 100g that is 20.3g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in burger king jr. whopper?
- Burger King Jr. Whopper (1 burger, 138g) has 339 calories; that is 246 calories per 100 grams.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.