Banana vs Oatly Oat Milk

Side-by-side macro comparison. Banana vs Oatly Oat Milk per their standard serving sizes.

Banana

per 1 medium (118g)

105 cal
1.3g Protein
27g Carbs
0.4g Fat
Full Banana macros →
vs

Oatly Oat Milk

per 120 vs 30 cal

120 cal
3g Protein
16g Carbs
1g Fat
Full Oatly Oat Milk macros →

Macro Comparison Table

Macro Banana Oatly Oat Milk Difference
Calories 105 cal 120 cal -12% Banana
Protein 1.3g 3g -57% Banana
Carbs 27g 16g +69% Banana
Fat 0.4g 1g -60% Banana

Differences shown relative to Banana. Positive = Banana has more.

Quick Take

Banana delivers 105 calories per serving with 1.3g protein, 27g carbs, and 0.4g fat. Oatly Oat Milk delivers 120 calories with 3g protein, 16g carbs, and 1g fat. The most meaningful difference: they're within 15 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, Banana gives you 15 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), Oatly Oat Milk delivers more grams of protein per calorie consumed.

For Bulking / Muscle Gain

For muscle gain, you want calories AND protein. Oatly Oat Milk brings 120 calories — useful when you're chasing a surplus and struggling to eat enough. Oatly Oat Milk delivers 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

Oatly Oat Milk fits cleanly into keto with only 16g carbs. Banana at 27g carbs uses significantly more of your daily 20-30g carb budget.

Frequently Asked

Which has more protein, Banana or Oatly Oat Milk?

Oatly Oat Milk has more protein: 3g vs 1.3g per serving. That's a difference of 1.7g.

Which has fewer calories, Banana or Oatly Oat Milk?

Banana has 105 calories per serving vs 120 calories in Oatly Oat Milk — a difference of 15 calories.

Is Banana or Oatly Oat Milk better for keto?

Oatly Oat Milk is the better keto choice at 16g carbs per serving vs 27g carbs in Banana.

Is Banana or Oatly Oat Milk better for weight loss?

For weight loss, Banana gives you more calorie flexibility (15 cal less per serving). For preserving muscle during a deficit, Oatly Oat Milk delivers more protein per calorie. Most people on cuts benefit from Oatly Oat Milk.

Which Is Better for Your Goal?

🔥 Weight Loss

Oatly Oat Milk

Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.

💪 Muscle Gain

Oatly Oat Milk

Higher absolute protein per serving better supports muscle protein synthesis.

🥑 Low-Carb / Keto

Oatly Oat Milk

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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Related Comparisons

Other ways Banana and Oatly Oat Milk stack up:

Full Banana guideFull Oatly Oat Milk guideAll comparisons