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Fennel vs. Tomato — In-Depth Nutrition Comparison

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What are the main differences between fennel and tomatoes?

  • Fennel has more vitamin K, fiber, iron, and potassium than tomatoes.
  • Fennel's daily need coverage for vitamin K is 46% higher.
  • Tomatoes have 5 times less calcium than fennel. Fennel has 49mg of calcium, while tomatoes have 10mg.
  • Fennel has a higher glycemic index (45) than tomatoes (23).

We used Fennel, bulb, raw and Tomatoes, red, ripe, raw, year round average types in this comparison.

Infographic

Fennel vs Tomato 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.
Fennel
9
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 12% 15% 37% 27% 22% 5.5% 21% 6.8% 25% 3.8%
Tomato
1
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%
Contains more MagnesiumMagnesium +54.5%
Contains more CalciumCalcium +390%
Contains more PotassiumPotassium +74.7%
Contains more IronIron +170.4%
Contains more CopperCopper +11.9%
Contains more ZincZinc +17.6%
Contains more PhosphorusPhosphorus +108.3%
Contains more ManganeseManganese +67.5%
Contains more SeleniumSelenium +∞%
Contains less SodiumSodium -90.4%

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.
Fennel
6
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 40% 16% 12% 0% 2.5% 7.4% 12% 14% 11% 0% 157% 20% 7.2%
Tomato
3
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% 14% 11% 0% 9.3% 4.4% 11% 5.3% 18% 0% 20% 11% 3.7%
Contains more Vitamin AVitamin A +14.3%
Contains more Vitamin B2Vitamin B2 +68.4%
Contains more Vitamin B5Vitamin B5 +160.7%
Contains more Vitamin KVitamin K +694.9%
Contains more FolateFolate +80%
Contains more CholineCholine +97%
Contains more Vitamin CVitamin C +14.2%
Contains more Vitamin B1Vitamin B1 +270%
Contains more Vitamin B6Vitamin B6 +70.2%
~equal in Vitamin E ~0.54mg
~equal in Vitamin D ~0µg
~equal in Vitamin B3 ~0.594mg
~equal in Vitamin B12 ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Fennel
3
7% 90%
Protein: 1.24 g
Fats: 0.2 g
Carbs: 7.3 g
Water: 90.21 g
Other: 1.05 g
Tomato
1
4% 95%
Protein: 0.88 g
Fats: 0.2 g
Carbs: 3.89 g
Water: 94.52 g
Other: 0.51 g
Contains more ProteinProtein +40.9%
Contains more CarbsCarbs +87.7%
Contains more OtherOther +105.9%
~equal in Fats ~0.2g
~equal in Water ~94.52g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Fennel
2
28% 21% 52%
Saturated fat: Sat. Fat 0.09 g
Monounsaturated fat: Mono. Fat 0.068 g
Polyunsaturated fat: Poly. Fat 0.169 g
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
Contains more Mono. FatMonounsaturated fat +119.4%
Contains more Poly. FatPolyunsaturated fat +103.6%
Contains less Sat. FatSaturated fat -68.9%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Fennel Tomato DV% diff.
Vitamin K 62.8µg 7.9µg 46%
Fiber 3.1g 1.2g 8%
Iron 0.73mg 0.27mg 6%
Potassium 414mg 237mg 5%
Phosphorus 50mg 24mg 4%
Calcium 49mg 10mg 4%
Folate 27µg 15µg 3%
Vitamin B6 0.047mg 0.08mg 3%
Vitamin B5 0.232mg 0.089mg 3%
Manganese 0.191mg 0.114mg 3%
Fructose 1.37g 2%
Sodium 52mg 5mg 2%
Vitamin B1 0.01mg 0.037mg 2%
Vitamin C 12mg 13.7mg 2%
Calories 31kcal 18kcal 1%
Vitamin B2 0.032mg 0.019mg 1%
Polyunsaturated fat 0.169g 0.083g 1%
Copper 0.066mg 0.059mg 1%
Carbs 7.3g 3.89g 1%
Choline 13.2mg 6.7mg 1%
Protein 1.24g 0.88g 1%
Selenium 0.7µg 0µg 1%
Magnesium 17mg 11mg 1%
Vitamin A 48µg 42µg 1%
Fats 0.2g 0.2g 0%
Net carbs 4.2g 2.69g N/A
Sugar 3.93g 2.63g N/A
Zinc 0.2mg 0.17mg 0%
Vitamin E 0.58mg 0.54mg 0%
Vitamin B3 0.64mg 0.594mg 0%
Saturated fat 0.09g 0.028g 0%
Monounsaturated fat 0.068g 0.031g 0%
Tryptophan 0.006mg 0%
Threonine 0.027mg 0%
Isoleucine 0.018mg 0%
Leucine 0.025mg 0%
Lysine 0.027mg 0%
Methionine 0.006mg 0%
Phenylalanine 0.027mg 0%
Valine 0.018mg 0%
Histidine 0.014mg 0%

Which food is preferable for your diet?

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

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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
23%
Fennel
12%
Tomato
Minerals Daily Need Coverage Score
18%
Fennel
9%
Tomato

Comparison summary

Which food is lower in Sugar?
Tomato
Tomato is lower in Sugar (difference - 1.3g)
Which food contains less Sodium?
Tomato
Tomato contains less Sodium (difference - 47mg)
Which food is lower in Saturated fat?
Tomato
Tomato is lower in Saturated fat (difference - 0.062g)
Which food is lower in glycemic index?
Tomato
Tomato is lower in glycemic index (difference - 22)
Which food is cheaper?
Fennel
Fennel is cheaper (difference - $0.2)
Which food is richer in minerals?
Fennel
Fennel is relatively richer in minerals
Which food is richer in vitamins?
Fennel
Fennel 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. Fennel - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169385/nutrients
  2. Tomato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170457/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.