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Watermelon vs. Banana — In-Depth Nutrition Comparison

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What are the main differences between watermelon and bananas?

  • Watermelon is richer in vitamin A, yet bananas are richer in vitamin B6, manganese, fiber, and potassium.
  • Bananas' daily need coverage for vitamin B6 is 25% higher.
  • Watermelon has 9 times more vitamin A than bananas. Watermelon has 569 IU of vitamin A, while bananas have 64 IU.
  • Watermelon contains less sugar.
  • Bananas have a lower glycemic index than watermelon.

We used Watermelon, raw and Bananas, raw types in this comparison.

Infographic

Watermelon vs Banana infographic
Infographic link

Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 2.1% 9.9% 9% 14% 2.7% 4.7% 0.13% 5% 2.2%
Banana
Banana
7
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 19% 1.5% 32% 9.8% 26% 4.1% 9.4% 0.13% 35% 5.5%
Contains more CalciumCalcium +40%
Contains more MagnesiumMagnesium +170%
Contains more PotassiumPotassium +219.6%
Contains more CopperCopper +85.7%
Contains more ZincZinc +50%
Contains more PhosphorusPhosphorus +100%
Contains more ManganeseManganese +610.5%
Contains more SeleniumSelenium +150%
~equal in Iron ~0.26mg
~equal in Sodium ~1mg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate 27% 0% 9.3% 1% 8.3% 4.8% 3.3% 13% 10% 0% 0.25% 2.3%
Banana
Banana
7
Vitamin C Vit. C Vitamin D Vit. D Vitamin A Vit. A Vitamin E Vit. E Vitamin B1 Vit. B1 Vitamin B2 Vit. B2 Vitamin B3 Vit. B3 Vitamin B5 Vit. B5 Vitamin B6 Vit. B6 Vitamin B12 Vit. B12 Vitamin K Vit. K Folate Folate 29% 0% 1% 2% 7.8% 17% 12% 20% 85% 0% 1.3% 15%
Contains more Vitamin AVitamin A +833.3%
Contains more Vitamin EVitamin E +100%
Contains more Vitamin B2Vitamin B2 +247.6%
Contains more Vitamin B3Vitamin B3 +273.6%
Contains more Vitamin B5Vitamin B5 +51.1%
Contains more Vitamin B6Vitamin B6 +715.6%
Contains more Vitamin KVitamin K +400%
Contains more FolateFolate +566.7%
~equal in Vitamin C ~8.7mg
~equal in Vitamin D ~0µg
~equal in Vitamin B1 ~0.031mg
~equal in Vitamin B12 ~0µg

All nutrients comparison - raw data values

Nutrient Watermelon Banana DV% diff.
Vitamin B6 0.045mg 0.367mg 25%
Manganese 0.038mg 0.27mg 10%
Fiber 0.4g 2.6g 9%
Potassium 112mg 358mg 7%
Carbs 7.55g 22.84g 5%
Magnesium 10mg 27mg 4%
Copper 0.042mg 0.078mg 4%
Vitamin B2 0.021mg 0.073mg 4%
Folate 3µg 20µg 4%
Calories 30kcal 89kcal 3%
Vitamin A 28µg 3µg 3%
Vitamin B3 0.178mg 0.665mg 3%
Starch 0g 5.38g 2%
Phosphorus 11mg 22mg 2%
Vitamin B5 0.221mg 0.334mg 2%
Fructose 3.36g 4.85g 2%
Protein 0.61g 1.09g 1%
Vitamin C 8.1mg 8.7mg 1%
Selenium 0.4µg 1µg 1%
Choline 4.1mg 9.8mg 1%
Protein per 100 calories 2g 1.2g N/A
Calories per 10 g protein 492kcal 817kcal N/A
Weight per 100 calories 333g 112g N/A
Fats 0.15g 0.33g 0%
Net carbs 7.15g 20.24g N/A
Calcium 7mg 5mg 0%
Iron 0.24mg 0.26mg 0%
Sugar 6.2g 12.23g N/A
Zinc 0.1mg 0.15mg 0%
Sodium 1mg 1mg 0%
Vitamin E 0.05mg 0.1mg 0%
Vitamin B1 0.033mg 0.031mg 0%
Vitamin K 0.1µg 0.5µg 0%
Saturated fat 0.016g 0.112g 0%
Monounsaturated fat 0.037g 0.032g 0%
Polyunsaturated fat 0.05g 0.073g 0%
Tryptophan 0.007mg 0.009mg 0%
Threonine 0.027mg 0.028mg 0%
Isoleucine 0.019mg 0.028mg 0%
Leucine 0.018mg 0.068mg 0%
Lysine 0.062mg 0.05mg 0%
Methionine 0.006mg 0.008mg 0%
Phenylalanine 0.015mg 0.049mg 0%
Valine 0.016mg 0.047mg 0%
Histidine 0.006mg 0.077mg 0%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
8% 91%
Protein: 0.61 g
Fats: 0.15 g
Carbs: 7.55 g
Water: 91.45 g
Other: 0.24 g
Banana
Banana
4
23% 75%
Protein: 1.09 g
Fats: 0.33 g
Carbs: 22.84 g
Water: 74.91 g
Other: 0.83 g
Contains more WaterWater +22.1%
Contains more ProteinProtein +78.7%
Contains more FatsFats +120%
Contains more CarbsCarbs +202.5%
Contains more OtherOther +245.8%

Fat Type Comparison

Fat type breakdown side-by-side comparison
16% 36% 49%
Saturated fat: Sat. Fat 0.016 g
Monounsaturated fat: Mono. Fat 0.037 g
Polyunsaturated fat: Poly. Fat 0.05 g
Banana
Banana
1
52% 15% 34%
Saturated fat: Sat. Fat 0.112 g
Monounsaturated fat: Mono. Fat 0.032 g
Polyunsaturated fat: Poly. Fat 0.073 g
Contains less Sat. FatSaturated fat -85.7%
Contains more Mono. FatMonounsaturated fat +15.6%
Contains more Poly. FatPolyunsaturated fat +46%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
19% 25% 54%
Starch: 0 g
Sucrose: 1.21 g
Glucose: 1.58 g
Fructose: 3.36 g
Lactose: 0 g
Maltose: 0.06 g
Galactose: 0 g
Banana
Banana
4
31% 14% 28% 28%
Starch: 5.38 g
Sucrose: 2.39 g
Glucose: 4.98 g
Fructose: 4.85 g
Lactose: 0 g
Maltose: 0.01 g
Galactose: 0 g
Contains more MaltoseMaltose +500%
Contains more StarchStarch +∞%
Contains more SucroseSucrose +97.5%
Contains more GlucoseGlucose +215.2%
Contains more FructoseFructose +44.3%
~equal in Lactose ~0g
~equal in Galactose ~0g

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References

All the values for which the sources are not specified explicitly are taken from FDA’s Food Central. The exact link to the food presented on this page can be found below.

  1. Watermelon - https://fdc.nal.usda.gov/fdc-app.html#/food-details/167765/nutrients
  2. Banana - https://fdc.nal.usda.gov/fdc-app.html#/food-details/173944/nutrients

All the Daily Values are presented for males aged 31-50, for 2000-calorie diets.

Data provided by FoodStruct.com should be considered and used as information only. Please consult your physician before beginning any diet.