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Sweet onion vs. Cucumber — In-Depth Nutrition Comparison

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How are Sweet onion and Cucumber different?

  • Sweet onion is higher in Vitamin B6, however, Cucumber is richer in Vitamin K.
  • Daily need coverage for Vitamin K from Cucumber is 13% higher.
  • Sweet onion contains 3 times more Folate than Cucumber. While Sweet onion contains 23µg of Folate, Cucumber contains only 7µg.
  • Cucumber has less Sugar.

Onions, sweet, raw and Cucumber, with peel, raw are the varieties used in this article.

Infographic

Sweet onion vs Cucumber 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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 6.4% 6% 11% 9.8% 19% 3.5% 12% 1% 9.9% 2.7%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 9.3% 4.8% 13% 11% 14% 5.5% 10% 0.26% 10% 1.6%
Contains more CalciumCalcium +25%
Contains more CopperCopper +36.6%
Contains more PhosphorusPhosphorus +12.5%
Contains more SeleniumSelenium +66.7%
Contains more MagnesiumMagnesium +44.4%
Contains more PotassiumPotassium +23.5%
Contains more ZincZinc +53.8%
Contains less SodiumSodium -75%
~equal in Iron ~0.28mg
~equal in Manganese ~0.079mg

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.
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 16% 0.06% 0.4% 0% 10% 4.6% 2.5% 5.9% 30% 0% 0.75% 17% 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 9.3% 6.3% 0.6% 0% 6.8% 7.6% 1.8% 16% 9.2% 0% 41% 5.3% 3.3%
Contains more Vitamin CVitamin C +71.4%
Contains more Vitamin B1Vitamin B1 +51.9%
Contains more Vitamin B3Vitamin B3 +35.7%
Contains more Vitamin B6Vitamin B6 +225%
Contains more FolateFolate +228.6%
Contains more Vitamin AVitamin A +10400%
Contains more Vitamin EVitamin E +50%
Contains more Vitamin B2Vitamin B2 +65%
Contains more Vitamin B5Vitamin B5 +164.3%
Contains more Vitamin KVitamin K +5366.7%
~equal in Vitamin D ~0µg
~equal in Vitamin B12 ~0µg
~equal in Choline ~6mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
8% 91%
Protein: 0.8 g
Fats: 0.08 g
Carbs: 7.55 g
Water: 91.24 g
Other: 0.33 g
4% 95%
Protein: 0.65 g
Fats: 0.11 g
Carbs: 3.63 g
Water: 95.23 g
Other: 0.38 g
Contains more ProteinProtein +23.1%
Contains more CarbsCarbs +108%
Contains more FatsFats +37.5%
Contains more OtherOther +15.2%
~equal in Water ~95.23g

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
14% 45% 40%
Starch: 0 g
Sucrose: 0.72 g
Glucose: 2.26 g
Fructose: 2.02 g
Lactose: 0.02 g
Maltose: 0 g
Galactose: 0 g
33% 30% 35%
Starch: 0.83 g
Sucrose: 0.03 g
Glucose: 0.76 g
Fructose: 0.87 g
Lactose: 0 g
Maltose: 0.01 g
Galactose: 0 g
Contains more SucroseSucrose +2300%
Contains more GlucoseGlucose +197.4%
Contains more FructoseFructose +132.2%
Contains more LactoseLactose +∞%
Contains more StarchStarch +∞%
Contains more MaltoseMaltose +∞%
~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.
Sweet onion Cucumber
Lower in Saturated Fat ok
Lower in Glycemic Index ok
Lower in price ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Cholesterol Equal
Rich in minerals Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Sweet onion Cucumber Opinion
Calories 32kcal 15kcal Sweet onion
Protein 0.8g 0.65g Sweet onion
Fats 0.08g 0.11g Cucumber
Vitamin C 4.8mg 2.8mg Sweet onion
Net carbs 6.65g 3.13g Sweet onion
Carbs 7.55g 3.63g Sweet onion
Magnesium 9mg 13mg Cucumber
Calcium 20mg 16mg Sweet onion
Potassium 119mg 147mg Cucumber
Iron 0.26mg 0.28mg Cucumber
Sugar 5.02g 1.67g Cucumber
Fiber 0.9g 0.5g Sweet onion
Copper 0.056mg 0.041mg Sweet onion
Zinc 0.13mg 0.2mg Cucumber
Starch 0g 0.83g Cucumber
Phosphorus 27mg 24mg Sweet onion
Sodium 8mg 2mg Cucumber
Vitamin A 1IU 105IU Cucumber
Vitamin A 0µg 5µg Cucumber
Vitamin E 0.02mg 0.03mg Cucumber
Manganese 0.076mg 0.079mg Cucumber
Selenium 0.5µg 0.3µg Sweet onion
Vitamin B1 0.041mg 0.027mg Sweet onion
Vitamin B2 0.02mg 0.033mg Cucumber
Vitamin B3 0.133mg 0.098mg Sweet onion
Vitamin B5 0.098mg 0.259mg Cucumber
Vitamin B6 0.13mg 0.04mg Sweet onion
Vitamin K 0.3µg 16.4µg Cucumber
Folate 23µg 7µg Sweet onion
Choline 5.5mg 6mg Cucumber
Saturated Fat 0.037g Sweet onion
Monounsaturated Fat 0.005g Cucumber
Polyunsaturated fat 0.032g Cucumber
Tryptophan 0.009mg 0.005mg Sweet onion
Threonine 0.018mg 0.019mg Cucumber
Isoleucine 0.014mg 0.021mg Cucumber
Leucine 0.025mg 0.029mg Cucumber
Lysine 0.033mg 0.029mg Sweet onion
Methionine 0.009mg 0.006mg Sweet onion
Phenylalanine 0.024mg 0.019mg Sweet onion
Valine 0.02mg 0.022mg Cucumber
Histidine 0.011mg 0.01mg Sweet onion
Fructose 2.02g 0.87g Sweet onion

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Sweet onion Cucumber
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
7%
Sweet onion
8%
Cucumber
Minerals Daily Need Coverage Score
8%
Sweet onion
8%
Cucumber

Comparison summary

Which food is lower in Saturated Fat?
Sweet onion
Sweet onion is lower in Saturated Fat (difference - 0.037g)
Which food is lower in glycemic index?
Sweet onion
Sweet onion is lower in glycemic index (difference - 21)
Which food is cheaper?
Sweet onion
Sweet onion is cheaper (difference - $0.4)
Which food is lower in Sugar?
Cucumber
Cucumber is lower in Sugar (difference - 3.35g)
Which food contains less Sodium?
Cucumber
Cucumber contains less Sodium (difference - 6mg)
Which food contains less Cholesterol?
?
The foods are relatively equal in Cholesterol (0 mg)
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.
Which food is richer in vitamins?
?
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. Sweet onion - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170008/nutrients
  2. Cucumber - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168409/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.