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

Protein Bar vs Potato Chips: 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?

Protein Bar is generally healthier

Protein Bar comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (374 vs 536), more protein (23g vs 6g), less sodium (336mg vs 661mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Protein Bar

374 kcal

More Protein

Protein Bar

23g

More Fiber

Potato Chips

5g

Less Sugar

Potato Chips

1.2g

Visual Comparison

Caloriesper 100g
Protein Bar
374
Potato Chips
536
Proteinper 100g
Protein Bar
23g
Potato Chips
6g
Carbohydratesper 100g
Protein Bar
44g
Potato Chips
53g
Fatper 100g
Protein Bar
11g
Potato Chips
33g

Side-by-Side Nutrition Table

NutrientProtein BarPotato ChipsDifference
Calories374kcal536kcal-162.0kcal
Protein23g6g+17.0g
Carbohydrates44g53g-9.0g
Fat11g33g-22.0g
Fiber4.6g5g-0.4g
Sugar26g1.2g+24.8g
Sodium336mg661mg-325.0mg

Serving Size Comparison

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

Protein Bar

Per 100g:374 calories
Per cup (150g):561 calories
Per serving (85g):318 calories

Potato Chips

Per 100g:536 calories
Per cup (150g):804 calories
Per serving (85g):456 calories

Diet Compatibility

Protein Bar

High-ProteinVeganVegetarian

Potato Chips

VeganVegetarian

When to Choose Protein Bar

  • Lower in calories (374 vs 536)
  • Higher in protein (23g vs 6g)
  • Lower in carbs (44g vs 53g)
  • Lower sodium (336mg vs 661mg)

Common Uses

Between mealsMovie nightsPartiesTravel food
View full Protein Bar nutrition →

When to Choose Potato Chips

  • More fiber (5g vs 4.6g)
  • Less sugar (1.2g vs 26g)

Common Uses

Between mealsMovie nightsPartiesTravel food
View full Potato Chips nutrition →

Protein Bar vs Potato Chips: Nutritional Analysis

Potato Chips is more calorie-dense at 536 calories per 100g compared to 374 for Protein Bar, a difference of 162 calories. On the protein front, Protein Bar delivers more with 23g per 100g versus 6g, 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 Protein Bar and Potato Chips tell different nutritional stories. Protein Bar provides 44g of carbohydrates, 11g of fat, and 4.6g of fiber per 100g, while Potato Chips contains 53g carbs, 33g fat, and 5g fiber. The higher fiber content in Potato Chips supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Protein Bar contains 26g while Potato Chips has 1.2g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Protein Bar is the lower-calorie choice at 374 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Protein Bar provides more protein (23g/100g), supporting muscle repair and growth.
  • For sustained energy: Potato Chips offers more fiber (5g/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, Protein Bar or Potato Chips?

Potato Chips has more calories with 536 kcal per 100g, compared to Protein Bar with 374 kcal. That's a difference of 162 calories per 100g serving.

Is Protein Bar healthier than Potato Chips?

Based on our nutritional analysis, Protein Bar is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Protein Bar has 374 calories, 23g protein, and 4.6g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Protein Bar and Potato Chips?

Protein Bar has more protein with 23g per 100g, compared to Potato Chips with 6g. Protein Bar provides 17.0g more protein per 100g serving.

Which is better for weight loss, Protein Bar or Potato Chips?

For weight loss, Protein Bar is the better choice with only 374 calories per 100g compared to 536 calories in Potato Chips. Potato Chips also offers 5g of fiber per 100g, which helps you feel fuller longer.

Does Protein Bar or Potato Chips have fewer carbs?

Protein Bar has fewer carbs with 44g per 100g, compared to Potato Chips with 53g. If you're following a low-carb diet, Protein Bar is the better option with 9.0g 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.