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Grapes vs Watermelon

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

Nutrition Comparison

Per 100gGrapesWatermelon
Calories69kcal30kcal
Protein0.7g0.6g
Carbs18.1g7.6g
Fat0.2g0.2g
Fiber0.9g0.4g
Sugar15.5g6.2g
Sodium2mg1mg

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

Key Takeaways

  • Watermelon has 39 fewer calories per 100g than Grapes (130% less).
  • Grapes delivers more protein (0.7g vs 0.6g per 100g).
  • Grapes has more fiber (0.9g vs 0.4g).
  • Watermelon has less sugar (6.2g vs 15.5g).

Grapes

Grapes are a concentrated source of natural sugars but also provide resveratrol — a polyphenol studied for its potential to support cardiovascular health. They contain vitamins K and C and small amounts of multiple B vitamins. Portion control matters: a generous handful is easy to overshoot.

View Grapes nutrition →

Watermelon

Watermelon is 92% water, making it ideal for hydration on hot days. It is a leading dietary source of lycopene — an antioxidant linked to heart health and lower oxidative stress — and provides citrulline, an amino acid that supports blood-flow regulation.

View Watermelon nutrition →

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