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

Walnuts vs Chocolate: 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?

Walnuts is generally healthier

Walnuts comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has more protein (9g vs 4.9g), less sugar (2.6g vs 48g), less sodium (2mg vs 79mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Chocolate

546 kcal

More Protein

Walnuts

9g

More Fiber

Chocolate

7g

Less Sugar

Walnuts

2.6g

Visual Comparison

Caloriesper 100g
Walnuts
654
Chocolate
546
Proteinper 100g
Walnuts
9g
Chocolate
4.9g
Carbohydratesper 100g
Walnuts
14g
Chocolate
61g
Fatper 100g
Walnuts
65g
Chocolate
31g

Side-by-Side Nutrition Table

NutrientWalnutsChocolateDifference
Calories654kcal546kcal+108.0kcal
Protein9g4.9g+4.1g
Carbohydrates14g61g-47.0g
Fat65g31g+34.0g
Fiber6.7g7g-0.3g
Sugar2.6g48g-45.4g
Sodium2mg79mg-77.0mg

Serving Size Comparison

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

Walnuts

Per 100g:654 calories
Per cup (150g):981 calories
Per serving (85g):556 calories

Chocolate

Per 100g:546 calories
Per cup (150g):819 calories
Per serving (85g):464 calories

Diet Compatibility

Walnuts

VeganVegetarianPaleoLow-Sodium

Chocolate

VeganVegetarianLow-Sodium

When to Choose Walnuts

  • Higher in protein (9g vs 4.9g)
  • Lower in carbs (14g vs 61g)
  • Less sugar (2.6g vs 48g)
  • Lower sodium (2mg vs 79mg)

Common Uses

SnackingToppingsTrail mixBaking
View full Walnuts nutrition →

When to Choose Chocolate

  • Lower in calories (546 vs 654)
  • More fiber (7g vs 6.7g)

Common Uses

TreatsCelebrationsComfort foodSocial occasions
View full Chocolate nutrition →

Walnuts vs Chocolate: Nutritional Analysis

Walnuts is more calorie-dense at 654 calories per 100g compared to 546 for Chocolate, a difference of 108 calories. On the protein front, Walnuts delivers more with 9g per 100g versus 4.9g, 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 Walnuts and Chocolate tell different nutritional stories. Walnuts provides 14g of carbohydrates, 65g of fat, and 6.7g of fiber per 100g, while Chocolate contains 61g carbs, 31g fat, and 7g fiber. The higher fiber content in Chocolate supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Walnuts contains 2.6g while Chocolate has 48g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Chocolate is the lower-calorie choice at 546 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Walnuts provides more protein (9g/100g), supporting muscle repair and growth.
  • For sustained energy: Chocolate offers more fiber (7g/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, Walnuts or Chocolate?

Walnuts has more calories with 654 kcal per 100g, compared to Chocolate with 546 kcal. That's a difference of 108 calories per 100g serving.

Is Walnuts healthier than Chocolate?

Based on our nutritional analysis, Walnuts is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Walnuts has 654 calories, 9g protein, and 6.7g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Walnuts and Chocolate?

Walnuts has more protein with 9g per 100g, compared to Chocolate with 4.9g. Walnuts provides 4.1g more protein per 100g serving.

Which is better for weight loss, Walnuts or Chocolate?

For weight loss, Chocolate is the better choice with only 546 calories per 100g compared to 654 calories in Walnuts. Chocolate also offers 7g of fiber per 100g, which helps you feel fuller longer.

Does Walnuts or Chocolate have fewer carbs?

Walnuts has fewer carbs with 14g per 100g, compared to Chocolate with 61g. If you're following a low-carb diet, Walnuts is the better option with 47.0g 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.