Macadamia Nuts vs Walnuts
Side-by-side macro comparison. Macadamia Nuts vs Walnuts per their standard serving sizes.
Macro Comparison Table
| Macro | Macadamia Nuts | Walnuts | Difference |
|---|---|---|---|
| Calories | 204 cal | 185 cal | +10% Macadamia |
| Protein | 2.2g | 4.3g | -49% Macadamia |
| Carbs | 3.9g | 3.9g | 0% Macadamia |
| Fat | 21g | 18g | +17% Macadamia |
Differences shown relative to Macadamia Nuts. Positive = Macadamia Nuts has more.
Quick Take
Macadamia Nuts delivers 204 calories per serving with 2.2g protein, 3.9g carbs, and 21g fat. Walnuts delivers 185 calories with 4.3g protein, 3.9g carbs, and 18g fat. The most meaningful difference: they're within 19 calories per serving, so calorie load is essentially equivalent. Both deliver similar protein density.
When to Pick Each
For Cutting / Weight Loss
When cutting on a tight calorie budget, Walnuts gives you 19 more calories of headroom per serving — that's room for an extra snack, more vegetables, or a higher-protein second portion. If protein density matters more (which it does for preserving muscle on a deficit), Walnuts delivers more grams of protein per calorie consumed.
For Bulking / Muscle Gain
For muscle gain, you want calories AND protein. Macadamia Nuts brings 204 calories — useful when you're chasing a surplus and struggling to eat enough. Walnuts delivers 4.3g of protein per serving, which directly feeds muscle protein synthesis. The best pick depends on whether you need more total calories or more usable protein.
For Keto / Low-Carb
Both Macadamia Nuts and Walnuts are keto-friendly with under 10g carbs per serving.
Frequently Asked
Which has more protein, Macadamia Nuts or Walnuts?
Walnuts has more protein: 4.3g vs 2.2g per serving. That's a difference of 2.0999999999999996g.
Which has fewer calories, Macadamia Nuts or Walnuts?
Walnuts has 185 calories per serving vs 204 calories in Macadamia Nuts — a difference of 19 calories.
Is Macadamia Nuts or Walnuts better for keto?
Walnuts is the better keto choice at 3.9g carbs per serving vs 3.9g carbs in Macadamia Nuts.
Is Macadamia Nuts or Walnuts better for weight loss?
For weight loss, Walnuts gives you more calorie flexibility (19 cal less per serving). For preserving muscle during a deficit, Walnuts delivers more protein per calorie. Most people on cuts benefit from Walnuts.
Which Is Better for Your Goal?
🔥 Weight Loss
Walnuts
Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.
💪 Muscle Gain
Walnuts
Higher absolute protein per serving better supports muscle protein synthesis.
🥑 Low-Carb / Keto
tie
Lower carbohydrate content fits keto and low-carb macros without burning your carb budget.
Both fit most balanced diets. These verdicts reflect macro-only comparisons — taste, satiety, cost, and personal preference also matter.
Find Your Personal Macros
The "right" food depends on your individual macro targets. Calculate yours in 60 seconds:
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Other ways Macadamia Nuts and Walnuts stack up:
Full Macadamia Nuts guide • Full Walnuts guide • All comparisons