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Eggplant vs. Onion — In-Depth Nutrition Comparison

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Differences between Eggplant and Onion

  • Eggplant has more Fiber, while Onion has more Vitamin C.
  • Onion contains 2 times less Fiber than Eggplant. Eggplant contains 3g of Fiber, while Onion contains 1.7g.

The food types used in this comparison are Eggplant, raw and Onions, raw.

Infographic

Eggplant vs Onion 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.
:
4
Onion
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Manganese +79.8%
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Contains more Selenium +66.7%
Equal in Iron - 0.21
Equal in Zinc - 0.17
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 3% 9% 10% 11% 21% 1% 5% 27% 31% 2%
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 7% 8% 8% 13% 13% 1% 5% 14% 17% 3%
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Manganese +79.8%
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Contains more Selenium +66.7%
Equal in Iron - 0.21
Equal in Zinc - 0.17

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.
:
3
Onion
Contains more Vitamin A +1050%
Contains more Vitamin E +1400%
Contains more Vitamin B2 +37%
Contains more Vitamin B3 +459.5%
Contains more Vitamin B5 +128.5%
Contains more Folate +15.8%
Contains more Vitamin K +775%
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 2% 6% 0% 8% 10% 9% 13% 17% 20% 17% 0% 9%
Vitamin A Vitamin E Vitamin D Vitamin C Vitamin B1 Vitamin B2 Vitamin B3 Vitamin B5 Vitamin B6 Folate Vitamin B12 Vitamin K 1% 1% 0% 25% 12% 7% 3% 8% 28% 15% 0% 1%
Contains more Vitamin A +1050%
Contains more Vitamin E +1400%
Contains more Vitamin B2 +37%
Contains more Vitamin B3 +459.5%
Contains more Vitamin B5 +128.5%
Contains more Folate +15.8%
Contains more Vitamin K +775%
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
:
2
Onion
Contains more Fats +80%
Contains more Other +88.6%
Contains more Protein +12.2%
Contains more Carbs +58.8%
Equal in Water - 89.11
6% 92%
Protein: 0.98 g
Fats: 0.18 g
Carbs: 5.88 g
Water: 92.3 g
Other: 0.66 g
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more Fats +80%
Contains more Other +88.6%
Contains more Protein +12.2%
Contains more Carbs +58.8%
Equal in Water - 89.11

Fat Type Comparison

Fat type breakdown side-by-side comparison
:
0
Onion
Contains less Saturated Fat -19%
Contains more Monounsaturated Fat +23.1%
Contains more Polyunsaturated fat +347.1%
27% 13% 60%
Saturated Fat: 0.034 g
Monounsaturated Fat: 0.016 g
Polyunsaturated fat: 0.076 g
58% 18% 24%
Saturated Fat: 0.042 g
Monounsaturated Fat: 0.013 g
Polyunsaturated fat: 0.017 g
Contains less Saturated Fat -19%
Contains more Monounsaturated Fat +23.1%
Contains more Polyunsaturated fat +347.1%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
:
2
Onion
Contains more Fructose +19.4%
Contains more Sucrose +280.8%
Contains more Glucose +24.7%
8% 47% 46%
Starch: 0 g
Sucrose: 0.26 g
Glucose: 1.58 g
Fructose: 1.54 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
23% 46% 30%
Starch: 0 g
Sucrose: 0.99 g
Glucose: 1.97 g
Fructose: 1.29 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more Fructose +19.4%
Contains more Sucrose +280.8%
Contains more Glucose +24.7%

Comparison summary table

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

All nutrients comparison - raw data values

Nutrient Eggplant Onion Opinion
Net carbs 2.88g 7.64g Onion
Protein 0.98g 1.1g Onion
Fats 0.18g 0.1g Eggplant
Carbs 5.88g 9.34g Onion
Calories 25kcal 40kcal Onion
Fructose 1.54g 1.29g Eggplant
Sugar 3.53g 4.24g Eggplant
Fiber 3g 1.7g Eggplant
Calcium 9mg 23mg Onion
Iron 0.23mg 0.21mg Eggplant
Magnesium 14mg 10mg Eggplant
Phosphorus 24mg 29mg Onion
Potassium 229mg 146mg Eggplant
Sodium 2mg 4mg Eggplant
Zinc 0.16mg 0.17mg Onion
Copper 0.081mg 0.039mg Eggplant
Manganese 0.232mg 0.129mg Eggplant
Selenium 0.3µg 0.5µg Onion
Vitamin A 23IU 2IU Eggplant
Vitamin A RAE 1µg 0µg Eggplant
Vitamin E 0.3mg 0.02mg Eggplant
Vitamin C 2.2mg 7.4mg Onion
Vitamin B1 0.039mg 0.046mg Onion
Vitamin B2 0.037mg 0.027mg Eggplant
Vitamin B3 0.649mg 0.116mg Eggplant
Vitamin B5 0.281mg 0.123mg Eggplant
Vitamin B6 0.084mg 0.12mg Onion
Folate 22µg 19µg Eggplant
Vitamin K 3.5µg 0.4µg Eggplant
Tryptophan 0.009mg 0.014mg Onion
Threonine 0.037mg 0.021mg Eggplant
Isoleucine 0.045mg 0.014mg Eggplant
Leucine 0.064mg 0.025mg Eggplant
Lysine 0.047mg 0.039mg Eggplant
Methionine 0.011mg 0.002mg Eggplant
Phenylalanine 0.043mg 0.025mg Eggplant
Valine 0.053mg 0.021mg Eggplant
Histidine 0.023mg 0.014mg Eggplant
Saturated Fat 0.034g 0.042g Eggplant
Monounsaturated Fat 0.016g 0.013g Eggplant
Polyunsaturated fat 0.076g 0.017g Eggplant

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Eggplant Onion
Low Fats diet ok
Low Carbs diet ok
Low Calories 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
9%
Eggplant
8%
Onion
Minerals Daily Need Coverage Score
12%
Eggplant
8%
Onion

Comparison summary

Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 15)
Which food is lower in Sugar?
Eggplant
Eggplant is lower in Sugar (difference - 0.71g)
Which food contains less Sodium?
Eggplant
Eggplant contains less Sodium (difference - 2mg)
Which food is lower in Saturated Fat?
Eggplant
Eggplant is lower in Saturated Fat (difference - 0.008g)
Which food is richer in vitamins?
Eggplant
Eggplant is relatively richer in vitamins
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
Which food is cheaper?
?
The foods are relatively equal in price ($0.2)
Which food is richer in minerals?
?
It cannot be stated which food is richer in vitamins. See the charts below for detailed information. See the charts below for detailed information. See the charts below for detailed information.

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. Eggplant - https://fdc.nal.usda.gov/fdc-app.html#/food-details/169228/nutrients
  2. Onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170000/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.