Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Granola Bar vs Popcorn: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Popcorn is generally healthier

Popcorn comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has more fiber (15g vs 2g), less sugar (1.1g vs 12g), less sodium (2mg vs 178mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Granola Bar

193 kcal

More Protein

Granola Bar

4g

More Fiber

Popcorn

15g

Less Sugar

Popcorn

1.1g

Visual Comparison

Caloriesper 100g
Granola Bar
193
Popcorn
387
Proteinper 100g
Granola Bar
4g
Popcorn
3.5g
Carbohydratesper 100g
Granola Bar
28g
Popcorn
77g
Fatper 100g
Granola Bar
8g
Popcorn
4.5g

Side-by-Side Nutrition Table

NutrientGranola BarPopcornDifference
Calories193kcal387kcal-194.0kcal
Protein4g3.5g+0.5g
Carbohydrates28g77g-49.0g
Fat8g4.5g+3.5g
Fiber2g15g-13.0g
Sugar12g1.1g+10.9g
Sodium178mg2mg+176.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Granola Bar

Per 100g:193 calories
Per cup (150g):290 calories
Per serving (85g):164 calories

Popcorn

Per 100g:387 calories
Per cup (150g):581 calories
Per serving (85g):329 calories

Diet Compatibility

Granola Bar

VeganVegetarianLow-Sodium

Popcorn

VeganVegetarianLow-Sodium

When to Choose Granola Bar

  • Lower in calories (193 vs 387)
  • Higher in protein (4g vs 3.5g)
  • Lower in carbs (28g vs 77g)

Common Uses

Between mealsMovie nightsPartiesTravel food
View full Granola Bar nutrition →

When to Choose Popcorn

  • More fiber (15g vs 2g)
  • Less sugar (1.1g vs 12g)
  • Lower sodium (2mg vs 178mg)

Common Uses

Between mealsMovie nightsPartiesTravel food
View full Popcorn nutrition →

Granola Bar vs Popcorn: Nutritional Analysis

Popcorn is more calorie-dense at 387 calories per 100g compared to 193 for Granola Bar, a difference of 194 calories. On the protein front, Granola Bar delivers more with 4g per 100g versus 3.5g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Granola Bar and Popcorn tell different nutritional stories. Granola Bar provides 28g of carbohydrates, 8g of fat, and 2g of fiber per 100g, while Popcorn contains 77g carbs, 4.5g fat, and 15g fiber. The higher fiber content in Popcorn supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Granola Bar contains 12g while Popcorn has 1.1g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Granola Bar is the lower-calorie choice at 193 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Granola Bar provides more protein (4g/100g), supporting muscle repair and growth.
  • For sustained energy: Popcorn offers more fiber (15g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Granola Bar or Popcorn?

Popcorn has more calories with 387 kcal per 100g, compared to Granola Bar with 193 kcal. That's a difference of 194 calories per 100g serving.

Is Granola Bar healthier than Popcorn?

Based on our nutritional analysis, Popcorn is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Popcorn has 387 calories, 3.5g protein, and 15g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Granola Bar and Popcorn?

Granola Bar has more protein with 4g per 100g, compared to Popcorn with 3.5g. Granola Bar provides 0.5g more protein per 100g serving.

Which is better for weight loss, Granola Bar or Popcorn?

For weight loss, Granola Bar is the better choice with only 193 calories per 100g compared to 387 calories in Popcorn. Popcorn also offers 15g of fiber per 100g, which helps you feel fuller longer.

Does Granola Bar or Popcorn have fewer carbs?

Granola Bar has fewer carbs with 28g per 100g, compared to Popcorn with 77g. If you're following a low-carb diet, Granola Bar is the better option with 49.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.