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

Soda vs Pepsi: 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?

Both foods have similar nutritional profiles

Both foods have similar nutritional profiles with each winning in different categories. Your choice should depend on your specific dietary goals and preferences. Soda has 41 calories while Pepsi has 43 calories per 100g.

Quick Summary

Fewer Calories

Soda

41 kcal

More Protein

Soda

0g

More Fiber

Soda

0g

Less Sugar

Soda

11g

Visual Comparison

Caloriesper 100g
Soda
41
Pepsi
43
Proteinper 100g
Soda
0g
Pepsi
0g
Carbohydratesper 100g
Soda
11g
Pepsi
11g
Fatper 100g
Soda
0g
Pepsi
0g

Side-by-Side Nutrition Table

NutrientSodaPepsiDifference
Calories41kcal43kcal-2.0kcal
Protein0g0g0.0g
Carbohydrates11g11g0.0g
Fat0g0g0.0g
Fiber0g0g0.0g
Sugar11g11g0.0g
Sodium4mg3mg+1.0mg

Serving Size Comparison

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

Soda

Per 100g:41 calories
Per cup (150g):62 calories
Per serving (85g):35 calories

Pepsi

Per 100g:43 calories
Per cup (150g):65 calories
Per serving (85g):37 calories

Diet Compatibility

Soda

Low-CalorieVeganVegetarianLow-Sodium

Pepsi

Low-CalorieVeganVegetarianLow-Sodium

When to Choose Soda

  • Lower in calories (41 vs 43)
  • Higher in protein (0g vs 0g)
  • More fiber (0g vs 0g)
  • Lower in carbs (11g vs 11g)
  • Less sugar (11g vs 11g)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Soda nutrition →

When to Choose Pepsi

  • Lower sodium (3mg vs 4mg)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Pepsi nutrition →

Soda vs Pepsi: Nutritional Analysis

Pepsi is more calorie-dense at 43 calories per 100g compared to 41 for Soda, a difference of 2 calories. 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 Soda and Pepsi tell different nutritional stories. Soda provides 11g of carbohydrates, 0g of fat, and 0g of fiber per 100g, while Pepsi contains 11g carbs, 0g fat, and 0g fiber.

Key Takeaways

  • For weight management: Soda is the lower-calorie choice at 41 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Soda provides more protein (0g/100g), supporting muscle repair and growth.
  • For sustained energy: Soda offers more fiber (0g/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, Soda or Pepsi?

Pepsi has more calories with 43 kcal per 100g, compared to Soda with 41 kcal. That's a difference of 2 calories per 100g serving.

Is Soda healthier than Pepsi?

Soda and Pepsi have similar nutritional profiles, with each food winning in different categories. The healthier choice depends on your specific dietary goals and nutritional needs.

What is the protein difference between Soda and Pepsi?

Soda and Pepsi have the same protein content at 0g per 100g.

Which is better for weight loss, Soda or Pepsi?

For weight loss, Soda is the better choice with only 41 calories per 100g compared to 43 calories in Pepsi. Pepsi also offers 0g of fiber per 100g, which helps you feel fuller longer.

Does Soda or Pepsi have fewer carbs?

Soda and Pepsi have the same carbohydrate content at 11g per 100g.

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.