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  6. Onion vs. Eggplant

Onion vs. Eggplant — In-Depth Nutrition Comparison

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Differences between Onion and Eggplant

  • Onion has more Vitamin C, while Eggplant has more Fiber.

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

Infographic

Onion vs Eggplant 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.
Onion
Onion
4
:
6
Eggplant
Eggplant
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Contains more Selenium +66.7%
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Manganese +79.8%
Equal in Iron - 0.23
Equal in Zinc - 0.16
Onion
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 7% 8% 8% 13% 13% 1% 5% 14% 17% 3%
Eggplant
Calcium Iron Magnesium Phosphorus Potassium Sodium Zinc Copper Manganese Selenium 3% 9% 10% 11% 21% 1% 5% 27% 31% 2%
Contains more Calcium +155.6%
Contains more Phosphorus +20.8%
Contains more Selenium +66.7%
Contains more Magnesium +40%
Contains more Potassium +56.8%
Contains less Sodium -50%
Contains more Copper +107.7%
Contains more Manganese +79.8%
Equal in Iron - 0.23
Equal in Zinc - 0.16

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.
Onion
Onion
3
:
7
Eggplant
Eggplant
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%
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%
Onion
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%
Eggplant
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%
Contains more Vitamin C +236.4%
Contains more Vitamin B1 +17.9%
Contains more Vitamin B6 +42.9%
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%

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Onion
Onion
2
:
3
Eggplant
Eggplant
Contains more Protein +12.2%
Contains more Carbs +58.8%
Contains more Fats +80%
Contains more Other +88.6%
Equal in Water - 92.3
Onion
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Eggplant
6% 92%
Protein: 0.98 g
Fats: 0.18 g
Carbs: 5.88 g
Water: 92.3 g
Other: 0.66 g
Contains more Protein +12.2%
Contains more Carbs +58.8%
Contains more Fats +80%
Contains more Other +88.6%
Equal in Water - 92.3

Fat Type Comparison

Fat type breakdown side-by-side comparison
Onion
Onion
0
:
3
Eggplant
Eggplant
Contains less Saturated Fat -19%
Contains more Monounsaturated Fat +23.1%
Contains more Polyunsaturated fat +347.1%
Onion
58% 18% 24%
Saturated Fat: 0.042 g
Monounsaturated Fat: 0.013 g
Polyunsaturated fat: 0.017 g
Eggplant
27% 13% 60%
Saturated Fat: 0.034 g
Monounsaturated Fat: 0.016 g
Polyunsaturated fat: 0.076 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
Onion
Onion
2
:
1
Eggplant
Eggplant
Contains more Sucrose +280.8%
Contains more Glucose +24.7%
Contains more Fructose +19.4%
Onion
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
Eggplant
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
Contains more Sucrose +280.8%
Contains more Glucose +24.7%
Contains more Fructose +19.4%

Comparison summary table

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

Which food is preferable for your diet?

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

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