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

Peanuts vs Breakfast Cereal: 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?

Peanuts is generally healthier

Peanuts comes out ahead in this comparison, winning in 4 out of 5 key nutritional categories. It has more protein (26g vs 7g), more fiber (9g vs 6g), less sugar (4.7g vs 24g), less sodium (18mg vs 760mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Breakfast Cereal

379 kcal

More Protein

Peanuts

26g

More Fiber

Peanuts

9g

Less Sugar

Peanuts

4.7g

Visual Comparison

Caloriesper 100g
Peanuts
567
Breakfast Cereal
379
Proteinper 100g
Peanuts
26g
Breakfast Cereal
7g
Carbohydratesper 100g
Peanuts
16g
Breakfast Cereal
84g
Fatper 100g
Peanuts
49g
Breakfast Cereal
1.9g

Side-by-Side Nutrition Table

NutrientPeanutsBreakfast CerealDifference
Calories567kcal379kcal+188.0kcal
Protein26g7g+19.0g
Carbohydrates16g84g-68.0g
Fat49g1.9g+47.1g
Fiber9g6g+3.0g
Sugar4.7g24g-19.3g
Sodium18mg760mg-742.0mg

Serving Size Comparison

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

Peanuts

Per 100g:567 calories
Per cup (150g):851 calories
Per serving (85g):482 calories

Breakfast Cereal

Per 100g:379 calories
Per cup (150g):569 calories
Per serving (85g):322 calories

Diet Compatibility

Peanuts

High-ProteinVeganVegetarianPaleoLow-Sodium

Breakfast Cereal

VeganVegetarian

When to Choose Peanuts

  • Higher in protein (26g vs 7g)
  • More fiber (9g vs 6g)
  • Lower in carbs (16g vs 84g)
  • Less sugar (4.7g vs 24g)
  • Lower sodium (18mg vs 760mg)

Common Uses

SnackingToppingsTrail mixBaking
View full Peanuts nutrition →

When to Choose Breakfast Cereal

  • Lower in calories (379 vs 567)

Common Uses

Side dishesBreakfastMeal baseEnergy food
View full Breakfast Cereal nutrition →

Peanuts vs Breakfast Cereal: Nutritional Analysis

Peanuts is more calorie-dense at 567 calories per 100g compared to 379 for Breakfast Cereal, a difference of 188 calories. On the protein front, Peanuts delivers more with 26g per 100g versus 7g, 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 Peanuts and Breakfast Cereal tell different nutritional stories. Peanuts provides 16g of carbohydrates, 49g of fat, and 9g of fiber per 100g, while Breakfast Cereal contains 84g carbs, 1.9g fat, and 6g fiber. The higher fiber content in Peanuts supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Peanuts contains 4.7g while Breakfast Cereal has 24g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Breakfast Cereal is the lower-calorie choice at 379 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Peanuts provides more protein (26g/100g), supporting muscle repair and growth.
  • For sustained energy: Peanuts offers more fiber (9g/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, Peanuts or Breakfast Cereal?

Peanuts has more calories with 567 kcal per 100g, compared to Breakfast Cereal with 379 kcal. That's a difference of 188 calories per 100g serving.

Is Peanuts healthier than Breakfast Cereal?

Based on our nutritional analysis, Peanuts is generally the healthier choice, winning in 4 out of 5 key nutritional categories. Peanuts has 567 calories, 26g protein, and 9g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Peanuts and Breakfast Cereal?

Peanuts has more protein with 26g per 100g, compared to Breakfast Cereal with 7g. Peanuts provides 19.0g more protein per 100g serving.

Which is better for weight loss, Peanuts or Breakfast Cereal?

For weight loss, Breakfast Cereal is the better choice with only 379 calories per 100g compared to 567 calories in Peanuts. Peanuts also offers 9g of fiber per 100g, which helps you feel fuller longer.

Does Peanuts or Breakfast Cereal have fewer carbs?

Peanuts has fewer carbs with 16g per 100g, compared to Breakfast Cereal with 84g. If you're following a low-carb diet, Peanuts is the better option with 68.0g 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.