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Cornflakes vs Oatmeal (Rolled Oats)

Calories, macronutrients and nutrition facts compared side by side (per 100g).

Nutrition Comparison

Per 100gCornflakesOatmeal (Rolled Oats)
Calories357kcal389kcal
Protein7.5g16.9g
Carbs84g66.3g
Fat0.4g6.9g
Fiber3g10.6g
Sugar8g0g
Sodium729mg2mg

Green marks the more favorable value (fewer calories/sugar/sodium, more protein/fiber).

Key Takeaways

  • Cornflakes has 32 fewer calories per 100g than Oatmeal (Rolled Oats) (9% less).
  • Oatmeal (Rolled Oats) delivers more protein (16.9g vs 7.5g per 100g).
  • Oatmeal (Rolled Oats) has more fiber (10.6g vs 3g).
  • Cornflakes contains less fat (0.4g vs 6.9g).
  • Oatmeal (Rolled Oats) has less sugar (0g vs 8g).

Cornflakes

Cornflakes are a low-fat but highly refined breakfast cereal with a high glycemic index, so they spike blood sugar quickly. Most brands are fortified with B vitamins and iron, but they are low in fiber and protein on their own.

View Cornflakes nutrition →

Oatmeal (Rolled Oats)

Oatmeal is an excellent source of fiber and complex carbohydrates. It contains beta-glucan, a soluble fiber that has been shown to lower LDL cholesterol levels and support heart health. Oats also provide manganese, phosphorus, and B vitamins.

View Oatmeal (Rolled Oats) nutrition →

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