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Banana vs. Onion — In-Depth Nutrition Comparison

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Important differences between Banana and Onion

  • Banana has more Vitamin B6, Potassium, and Manganese than Onion.
  • Banana's daily need coverage for Vitamin B6 is 19% more.
  • Banana contains 6 times more Vitamin B3 than Onion. Banana contains 0.665mg of Vitamin B3, while Onion contains 0.116mg.
  • Onion contains less Sugar.

The food varieties used in the comparison are Bananas, raw and Onions, raw.

Infographic

Banana vs Onion infographic
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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.
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%
Onion
3
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 7.1% 6.9% 13% 7.9% 13% 4.6% 12% 0.52% 17% 2.7%
Contains more MagnesiumMagnesium +170%
Contains more PotassiumPotassium +145.2%
Contains more IronIron +23.8%
Contains more CopperCopper +100%
Contains less SodiumSodium -75%
Contains more ManganeseManganese +109.3%
Contains more SeleniumSelenium +100%
Contains more CalciumCalcium +360%
Contains more ZincZinc +13.3%
Contains more PhosphorusPhosphorus +31.8%

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.
Banana
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 29% 3.8% 2% 0% 7.8% 17% 12% 20% 85% 0% 1.3% 15% 5.3%
Onion
1
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 25% 0.12% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin CVitamin C +17.6%
Contains more Vitamin AVitamin A +3100%
Contains more Vitamin EVitamin E +400%
Contains more Vitamin B2Vitamin B2 +170.4%
Contains more Vitamin B3Vitamin B3 +473.3%
Contains more Vitamin B5Vitamin B5 +171.5%
Contains more Vitamin B6Vitamin B6 +205.8%
Contains more Vitamin KVitamin K +25%
Contains more CholineCholine +60.7%
Contains more Vitamin B1Vitamin B1 +48.4%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg
~equal in Folate ~19µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Banana
3
23% 75%
Protein: 1.09 g
Fats: 0.33 g
Carbs: 22.84 g
Water: 74.91 g
Other: 0.83 g
Onion
2
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more FatsFats +230%
Contains more CarbsCarbs +144.5%
Contains more OtherOther +137.1%
Contains more WaterWater +19%
~equal in Protein ~1.1g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Banana
2
52% 15% 34%
Saturated Fat: Sat. Fat 0.112 g
Monounsaturated Fat: Mono. Fat 0.032 g
Polyunsaturated fat: Poly. Fat 0.073 g
Onion
1
58% 18% 24%
Saturated Fat: Sat. Fat 0.042 g
Monounsaturated Fat: Mono. Fat 0.013 g
Polyunsaturated fat: Poly. Fat 0.017 g
Contains more Mono. FatMonounsaturated Fat +146.2%
Contains more Poly. FatPolyunsaturated fat +329.4%
Contains less Sat. FatSaturated Fat -62.5%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Banana
5
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
Onion
0
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 StarchStarch +∞%
Contains more SucroseSucrose +141.4%
Contains more GlucoseGlucose +152.8%
Contains more FructoseFructose +276%
Contains more MaltoseMaltose +∞%
~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.
Banana Onion
Lower in Sugar ok
Lower in Saturated Fat ok
Lower in Glycemic Index ok
Lower in Sodium ok
Rich in vitamins ok
Lower in Cholesterol Equal
Lower in price Equal
Rich in minerals Equal

All nutrients comparison - raw data values

Nutrient Banana Onion Opinion
Calories 89kcal 40kcal Banana
Protein 1.09g 1.1g Onion
Fats 0.33g 0.1g Banana
Vitamin C 8.7mg 7.4mg Banana
Net carbs 20.24g 7.64g Banana
Carbs 22.84g 9.34g Banana
Magnesium 27mg 10mg Banana
Calcium 5mg 23mg Onion
Potassium 358mg 146mg Banana
Iron 0.26mg 0.21mg Banana
Sugar 12.23g 4.24g Onion
Fiber 2.6g 1.7g Banana
Copper 0.078mg 0.039mg Banana
Zinc 0.15mg 0.17mg Onion
Starch 5.38g 0g Banana
Phosphorus 22mg 29mg Onion
Sodium 1mg 4mg Banana
Vitamin A 64IU 2IU Banana
Vitamin A 3µg 0µg Banana
Vitamin E 0.1mg 0.02mg Banana
Manganese 0.27mg 0.129mg Banana
Selenium 1µg 0.5µg Banana
Vitamin B1 0.031mg 0.046mg Onion
Vitamin B2 0.073mg 0.027mg Banana
Vitamin B3 0.665mg 0.116mg Banana
Vitamin B5 0.334mg 0.123mg Banana
Vitamin B6 0.367mg 0.12mg Banana
Vitamin K 0.5µg 0.4µg Banana
Folate 20µg 19µg Banana
Choline 9.8mg 6.1mg Banana
Saturated Fat 0.112g 0.042g Onion
Monounsaturated Fat 0.032g 0.013g Banana
Polyunsaturated fat 0.073g 0.017g Banana
Tryptophan 0.009mg 0.014mg Onion
Threonine 0.028mg 0.021mg Banana
Isoleucine 0.028mg 0.014mg Banana
Leucine 0.068mg 0.025mg Banana
Lysine 0.05mg 0.039mg Banana
Methionine 0.008mg 0.002mg Banana
Phenylalanine 0.049mg 0.025mg Banana
Valine 0.047mg 0.021mg Banana
Histidine 0.077mg 0.014mg Banana
Fructose 4.85g 1.29g Banana

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Banana Onion
Low Calories diet ok
Low Fats diet ok
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
15%
Banana
8%
Onion
Minerals Daily Need Coverage Score
14%
Banana
8%
Onion

Comparison summary

Which food is lower in Sugar?
Onion
Onion is lower in Sugar (difference - 7.99g)
Which food is lower in Saturated Fat?
Onion
Onion is lower in Saturated Fat (difference - 0.07g)
Which food is lower in glycemic index?
Onion
Onion is lower in glycemic index (difference - 33)
Which food contains less Sodium?
Banana
Banana contains less Sodium (difference - 3mg)
Which food is richer in vitamins?
Banana
Banana 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. Banana - https://fdc.nal.usda.gov/fdc-app.html#/food-details/173944/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.