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Tomato vs. Watermelon — In-Depth Nutrition Comparison

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A recap on differences between Tomato and Watermelon

  • Tomato is higher than Watermelon in Vitamin K, and Vitamin C.
  • Tomato contains 11 times more Vitamin E than Watermelon. While Tomato contains 0.54mg of Vitamin E, Watermelon contains only 0.05mg.
  • The amount of Sugar in Tomato is lower.

Food varieties used in this article are Tomatoes, red, ripe, raw, year round average and Watermelon, raw.

Infographic

Tomato vs Watermelon 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.
Tomato
7
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.9% 3% 21% 10% 20% 4.6% 10% 0.65% 15% 0%
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%
Contains more CalciumCalcium +42.9%
Contains more PotassiumPotassium +111.6%
Contains more IronIron +12.5%
Contains more CopperCopper +40.5%
Contains more ZincZinc +70%
Contains more PhosphorusPhosphorus +118.2%
Contains more ManganeseManganese +200%
Contains less SodiumSodium -80%
Contains more SeleniumSelenium +∞%
~equal in Magnesium ~10mg

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.
Tomato
9
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D 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 Choline Choline 46% 50% 11% 0% 9.3% 4.4% 11% 5.3% 18% 0% 20% 11% 3.7%
Vitamin C Vit. C Vitamin A Vit. A Vitamin E Vit. E Vitamin D Vit. D 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 Choline Choline 27% 34% 1% 0% 8.3% 4.8% 3.3% 13% 10% 0% 0.25% 2.3% 2.2%
Contains more Vitamin CVitamin C +69.1%
Contains more Vitamin AVitamin A +46.4%
Contains more Vitamin EVitamin E +980%
Contains more Vitamin B1Vitamin B1 +12.1%
Contains more Vitamin B3Vitamin B3 +233.7%
Contains more Vitamin B6Vitamin B6 +77.8%
Contains more Vitamin KVitamin K +7800%
Contains more FolateFolate +400%
Contains more CholineCholine +63.4%
Contains more Vitamin B2Vitamin B2 +10.5%
Contains more Vitamin B5Vitamin B5 +148.3%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Tomato
4
4% 95%
Protein: 0.88 g
Fats: 0.2 g
Carbs: 3.89 g
Water: 94.52 g
Other: 0.51 g
8% 91%
Protein: 0.61 g
Fats: 0.15 g
Carbs: 7.55 g
Water: 91.45 g
Other: 0.24 g
Contains more ProteinProtein +44.3%
Contains more FatsFats +33.3%
Contains more OtherOther +112.5%
Contains more CarbsCarbs +94.1%
~equal in Water ~91.45g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Tomato
1
20% 22% 58%
Saturated Fat: Sat. Fat 0.028 g
Monounsaturated Fat: Mono. Fat 0.031 g
Polyunsaturated fat: Poly. Fat 0.083 g
16% 36% 49%
Saturated Fat: Sat. Fat 0.016 g
Monounsaturated Fat: Mono. Fat 0.037 g
Polyunsaturated fat: Poly. Fat 0.05 g
Contains more Poly. FatPolyunsaturated fat +66%
Contains less Sat. FatSaturated Fat -42.9%
Contains more Mono. FatMonounsaturated Fat +19.4%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Tomato
0
48% 52%
Starch: 0 g
Sucrose: 0 g
Glucose: 1.25 g
Fructose: 1.37 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
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
Contains more SucroseSucrose +∞%
Contains more GlucoseGlucose +26.4%
Contains more FructoseFructose +145.3%
Contains more MaltoseMaltose +∞%
~equal in Starch ~0g
~equal in Lactose ~0g
~equal in Galactose ~0g

Comparison summary table

Pay attention to the rightmost column. It displays the amounts side by side, giving a clearer understanding of the difference.
Tomato Watermelon
Lower in Sodium ok
Lower in Saturated Fat ok
Lower in price ok
Lower in Sugar ok
Lower in Glycemic Index ok
Rich in minerals ok
Rich in vitamins ok
Lower in Cholesterol Equal

All nutrients comparison - raw data values

Nutrient Tomato Watermelon Opinion
Calories 18kcal 30kcal Watermelon
Protein 0.88g 0.61g Tomato
Fats 0.2g 0.15g Tomato
Vitamin C 13.7mg 8.1mg Tomato
Net carbs 2.69g 7.15g Watermelon
Carbs 3.89g 7.55g Watermelon
Magnesium 11mg 10mg Tomato
Calcium 10mg 7mg Tomato
Potassium 237mg 112mg Tomato
Iron 0.27mg 0.24mg Tomato
Sugar 2.63g 6.2g Tomato
Fiber 1.2g 0.4g Tomato
Copper 0.059mg 0.042mg Tomato
Zinc 0.17mg 0.1mg Tomato
Phosphorus 24mg 11mg Tomato
Sodium 5mg 1mg Watermelon
Vitamin A 833IU 569IU Tomato
Vitamin A 42µg 28µg Tomato
Vitamin E 0.54mg 0.05mg Tomato
Manganese 0.114mg 0.038mg Tomato
Selenium 0µg 0.4µg Watermelon
Vitamin B1 0.037mg 0.033mg Tomato
Vitamin B2 0.019mg 0.021mg Watermelon
Vitamin B3 0.594mg 0.178mg Tomato
Vitamin B5 0.089mg 0.221mg Watermelon
Vitamin B6 0.08mg 0.045mg Tomato
Vitamin K 7.9µg 0.1µg Tomato
Folate 15µg 3µg Tomato
Choline 6.7mg 4.1mg Tomato
Saturated Fat 0.028g 0.016g Watermelon
Monounsaturated Fat 0.031g 0.037g Watermelon
Polyunsaturated fat 0.083g 0.05g Tomato
Tryptophan 0.006mg 0.007mg Watermelon
Threonine 0.027mg 0.027mg
Isoleucine 0.018mg 0.019mg Watermelon
Leucine 0.025mg 0.018mg Tomato
Lysine 0.027mg 0.062mg Watermelon
Methionine 0.006mg 0.006mg
Phenylalanine 0.027mg 0.015mg Tomato
Valine 0.018mg 0.016mg Tomato
Histidine 0.014mg 0.006mg Tomato
Fructose 1.37g 3.36g Watermelon

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Tomato Watermelon
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

People also compare

Vitamins & Minerals Daily Need Coverage Score

The summary scores indicate the extent to which this food can fulfill your daily vitamin and mineral requirements if you consume 3 servings, consisting of 100 grams of each (an approximation of 3 serving sizes).
Vitamins Daily Need Coverage Score
15%
Tomato
8%
Watermelon
Minerals Daily Need Coverage Score
9%
Tomato
6%
Watermelon

Comparison summary

Which food contains less Sodium?
Watermelon
Watermelon contains less Sodium (difference - 4mg)
Which food is lower in Saturated Fat?
Watermelon
Watermelon is lower in Saturated Fat (difference - 0.012g)
Which food is cheaper?
Watermelon
Watermelon is cheaper (difference - $0.3)
Which food is lower in Sugar?
Tomato
Tomato is lower in Sugar (difference - 3.57g)
Which food is lower in glycemic index?
Tomato
Tomato is lower in glycemic index (difference - 53)
Which food is richer in minerals?
Tomato
Tomato is relatively richer in minerals
Which food is richer in vitamins?
Tomato
Tomato is relatively richer in vitamins
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)

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. Tomato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170457/nutrients
  2. Watermelon - https://fdc.nal.usda.gov/fdc-app.html#/food-details/167765/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.