Oat Milk vs Almond Milk for Smoothies: Calories, Nutrition & Best Uses
Blendit Blender Journal · Milk Comparison

Oat Milk vs Almond Milk for Smoothies

Compare calories, texture, flavour, ingredients and smoothie performance to decide which plant-based milk fits your recipe best.

Oat milk and almond milk are two of the most common plant-based options used in smoothies, iced matcha and breakfast drinks.

Oat milk is usually creamier and naturally sweeter, while unsweetened almond milk is often lighter and lower in calories. The exact nutrition, however, varies significantly between brands.

This guide compares oat milk vs almond milk for smoothies so you can choose according to flavour, texture, calories and recipe style.

Oat milk or almond milk: which is better?

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Choose oat milk for creaminess

Oat milk is usually fuller, smoother and naturally sweeter in smoothies and iced matcha.

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Choose almond milk for a lighter drink

Unsweetened almond milk is typically thinner and lower in calories.

There is no single winner.

The better choice depends on the exact brand, whether it is sweetened, and whether you prefer a creamy or lighter smoothie.

Oat milk vs almond milk nutrition

Nutrition varies by brand, fortification and added ingredients. The table below shows broad typical ranges for one cup.

Per cup Oat milk Unsweetened almond milk
Calories Approximately 90–140 Approximately 25–50
Protein Approximately 2–4 g Approximately 1–2 g
Carbohydrates Approximately 14–22 g Approximately 1–3 g
Fat Approximately 3–7 g Approximately 2–4 g
Fibre Usually 1–3 g Usually 0–1 g
Natural texture Creamier and fuller Lighter and thinner
Check the carton.

Sweetened, barista and flavoured versions can contain substantially more calories, carbohydrates or added sugar.

Which is lower in calories?

Unsweetened almond milk is usually lower in calories than oat milk. This can make it useful when the smoothie already contains banana, oats, nut butter, yogurt or protein powder.

Oat milk may be preferable when the smoothie needs more body or when you want a naturally sweeter flavour without adding banana or sweetener.

  • Use unsweetened almond milk for a lighter smoothie.
  • Use oat milk for a creamier, fuller drink.
  • Choose unsweetened versions when controlling added sugar.
  • Compare the same serving size on both cartons.
  • Check whether the product is original, vanilla or barista style.

Texture and flavour differences

Feature Oat milk Almond milk
Texture Creamier and more substantial Lighter and more fluid
Flavour Mild, slightly sweet and cereal-like Mildly nutty
Best with Banana, cocoa, coffee, matcha and oats Berries, pineapple, greens and lighter fruit blends
Sweetener need Often less sweetener needed May taste less sweet in the same recipe

Which milk is better for smoothies?

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Banana smoothie

Almond milk keeps it lighter; oat milk makes it more dessert-like.

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Berry smoothie

Almond milk allows fresh berry flavour to remain more prominent.

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Chocolate smoothie

Oat milk works especially well when you want a richer, creamier result.

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Green smoothie

Almond milk creates a lighter blend; oat milk softens stronger greens.

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Protein smoothie

Choose based on the calorie target and the thickness of the protein powder.

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Breakfast smoothie

Oat milk suits oats, banana and nut butter; almond milk is useful when several thick ingredients are already included.

Oat milk vs almond milk for matcha

Both work well with matcha, but they create different results.

Matcha drink Better starting choice Why
Creamy matcha latte Oat milk Fuller body and gentle sweetness
Light iced matcha Almond milk Less heavy and lower calorie
Fruit matcha smoothie Either Choose according to fruit and desired texture
Strawberry matcha Almond or oat milk Almond is lighter; oat is creamier
Mango matcha smoothie Almond milk Mango already provides substantial creaminess

How to compare plant-based milk labels

Brand differences can be larger than the basic difference between oat and almond milk.

  • Check the serving size.
  • Compare calories per cup.
  • Look for added sugar.
  • Review protein and carbohydrate content.
  • Check whether calcium, vitamin D or vitamin B12 are added.
  • Review the ingredient list for oils, gums or flavourings if these matter to you.
  • Choose unsweetened when you want the fruit to control sweetness.
Fortification varies.

Calcium and vitamin levels depend on the brand, so do not assume every oat or almond milk has the same nutrient profile.

Matcha Green Smoothie: Oat Milk or Almond Milk

Ingredients

  • 1 cup oat milk or unsweetened almond milk
  • 1 banana
  • 1 handful spinach
  • 1 teaspoon Japanese matcha
  • 1 teaspoon chia seeds
  • 1 teaspoon ground flax seeds
  • A few small ice cubes, optional

Instructions

  1. Add the milk to the blender first.
  2. Add matcha, chia and ground flax seeds.
  3. Add banana and spinach.
  4. Add small ice pieces if desired.
  5. Blend until smooth and creamy.
  6. Add more milk if the smoothie is too thick.
  7. Serve immediately.
Calorie difference

The smoothie will usually be lower in calories with unsweetened almond milk and creamier with oat milk. Exact nutrition depends on the brand.

Create smoothies and matcha your way

Explore Blendit portable blenders and Japanese matcha for creamy oat-milk blends, lighter almond-milk smoothies and everyday iced drinks.

Oat milk vs almond milk FAQs

Can almond milk replace oat milk in a smoothie?

Yes. Use the same quantity, then adjust for texture because almond milk is usually thinner and less sweet.

Which has fewer calories?

Unsweetened almond milk is usually lower in calories than oat milk, but always compare the specific labels.

Which makes smoothies creamier?

Oat milk is generally creamier and fuller than almond milk.

Which is better for a matcha latte?

Oat milk is a popular choice for a creamy matcha latte, while almond milk creates a lighter result.

Is homemade oat milk better than store-bought?

Homemade oat milk gives more control over ingredients, but store-bought versions may be fortified and more consistent in texture. “Better” depends on your priorities.

Which has more protein?

Oat milk often has slightly more protein than almond milk, although both are usually lower in protein than soy or dairy milk.

Should I use sweetened or unsweetened milk?

Unsweetened milk gives you more control over the final sweetness and added sugar in the smoothie.

Final thoughts

Choose oat milk when you want a creamier, naturally sweeter smoothie or matcha latte. Choose unsweetened almond milk when you want a lighter drink with fewer calories.

The exact brand matters. Compare labels and select the option that fits the fruit, powders and texture already in your recipe.

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Written by Blendit Editorial Team

Blendit shares practical smoothie recipes, portable blending guidance, Japanese matcha education and everyday wellness inspiration.

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