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Submarine sandwich vs. Onion — In-Depth Nutrition Comparison

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What are the main differences between submarine sandwich and onions?

  • Onions have less selenium, vitamin B3, vitamin B1, iron, vitamin B2, calcium, phosphorus, and folate than submarine sandwich.
  • Submarine sandwich's daily need coverage for selenium is 35% higher.
  • Submarine sandwich has 144 times more sodium than onions. Submarine sandwich has 575mg of sodium, while onions have 4mg.

We used Fast foods, submarine sandwich, cold cut on white bread with lettuce and tomato and Onions, raw types in this comparison.

Infographic

Submarine sandwich 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.
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 14% 51% 25% 68% 28% 29% 48% 75% 46% 109%
Onion
1
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 +100%
Contains more CalciumCalcium +643.5%
Contains more PotassiumPotassium +93.2%
Contains more IronIron +761.9%
Contains more CopperCopper +115.4%
Contains more ZincZinc +517.6%
Contains more PhosphorusPhosphorus +286.2%
Contains more ManganeseManganese +174.4%
Contains more SeleniumSelenium +3880%
Contains less SodiumSodium -99.3%

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 25% 7.3% 8.2% 3% 86% 62% 81% 33% 47% 28% 11% 50% 16%
Onion
0
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% 0.4% 0% 12% 6.2% 2.2% 7.4% 28% 0% 1% 14% 3.3%
Contains more Vitamin AVitamin A +∞%
Contains more Vitamin EVitamin E +1950%
Contains more Vitamin DVitamin D +∞%
Contains more Vitamin B1Vitamin B1 +645.7%
Contains more Vitamin B2Vitamin B2 +888.9%
Contains more Vitamin B3Vitamin B3 +3626.7%
Contains more Vitamin B5Vitamin B5 +351.2%
Contains more Vitamin B6Vitamin B6 +69.2%
Contains more Vitamin B12Vitamin B12 +∞%
Contains more Vitamin KVitamin K +1025%
Contains more FolateFolate +247.4%
Contains more CholineCholine +377%
~equal in Vitamin C ~7.4mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
11% 10% 20% 57% 3%
Protein: 10.52 g
Fats: 10.04 g
Carbs: 20.43 g
Water: 56.51 g
Other: 2.5 g
Onion
1
9% 89%
Protein: 1.1 g
Fats: 0.1 g
Carbs: 9.34 g
Water: 89.11 g
Other: 0.35 g
Contains more ProteinProtein +856.4%
Contains more FatsFats +9940%
Contains more CarbsCarbs +118.7%
Contains more OtherOther +614.3%
Contains more WaterWater +57.7%

Fat Type Comparison

Fat type breakdown side-by-side comparison
39% 40% 21%
Saturated fat: Sat. Fat 3.554 g
Monounsaturated fat: Mono. Fat 3.716 g
Polyunsaturated fat: Poly. Fat 1.927 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 +28484.6%
Contains more Poly. FatPolyunsaturated fat +11235.3%
Contains less Sat. FatSaturated fat -98.8%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
83% 7% 7% 2%
Starch: 15.67 g
Sucrose: 0 g
Glucose: 1.23 g
Fructose: 1.4 g
Lactose: 0.08 g
Maltose: 0.47 g
Galactose: 0 g
Onion
2
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 LactoseLactose +∞%
Contains more MaltoseMaltose +∞%
Contains more SucroseSucrose +∞%
Contains more GlucoseGlucose +60.2%
~equal in Fructose ~1.29g
~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.
Submarine sandwich Onion
Lower in Sugar ok
Lower in Glycemic Index ok
Lower in price ok
Rich in minerals ok
Rich in vitamins ok
Lower in Cholesterol ok
Lower in Sodium ok
Lower in Saturated fat ok

All nutrients comparison - raw data values

Nutrient Submarine sandwich Onion DV% diff.
Selenium 19.9µg 0.5µg 35%
Vitamin B3 4.323mg 0.116mg 26%
Sodium 575mg 4mg 25%
Vitamin B1 0.343mg 0.046mg 25%
Iron 1.81mg 0.21mg 20%
Protein 10.52g 1.1g 19%
Vitamin B2 0.267mg 0.027mg 18%
Saturated fat 3.554g 0.042g 16%
Calcium 171mg 23mg 15%
Fats 10.04g 0.1g 15%
Polyunsaturated fat 1.927g 0.017g 13%
Folate 66µg 19µg 12%
Phosphorus 112mg 29mg 12%
Manganese 0.354mg 0.129mg 10%
Cholesterol 27mg 0mg 9%
Vitamin B12 0.22µg 0µg 9%
Vitamin B5 0.555mg 0.123mg 9%
Monounsaturated fat 3.716g 0.013g 9%
Calories 213kcal 40kcal 9%
Zinc 1.05mg 0.17mg 8%
Vitamin B6 0.203mg 0.12mg 6%
Starch 15.67g 0g 6%
Copper 0.084mg 0.039mg 5%
Choline 29.1mg 6.1mg 4%
Carbs 20.43g 9.34g 4%
Potassium 282mg 146mg 4%
Vitamin E 0.41mg 0.02mg 3%
Vitamin K 4.5µg 0.4µg 3%
Magnesium 20mg 10mg 2%
Vitamin A 22µg 0µg 2%
Fiber 1.2g 1.7g 2%
Vitamin D 0.2µg 0µg 1%
Vitamin D 7IU 0IU 1%
Vitamin C 7.5mg 7.4mg 0%
Net carbs 19.23g 7.64g N/A
Sugar 3.18g 4.24g N/A
Trans fat 0.119g 0g N/A
Tryptophan 0.1mg 0.014mg 0%
Threonine 0.331mg 0.021mg 0%
Isoleucine 0.431mg 0.014mg 0%
Leucine 0.752mg 0.025mg 0%
Lysine 0.491mg 0.039mg 0%
Methionine 0.21mg 0.002mg 0%
Phenylalanine 0.431mg 0.025mg 0%
Valine 0.501mg 0.021mg 0%
Histidine 0.301mg 0.014mg 0%
Fructose 1.4g 1.29g 0%
Omega-3 - EPA 0.001g 0g N/A
Omega-3 - DHA 0.002g 0g N/A
Omega-3 - ALA 0.104g N/A
Omega-3 - DPA 0.005g 0g N/A
Omega-3 - Eicosatrienoic acid 0.004g N/A
Omega-6 - Gamma-linoleic acid 0.003g N/A
Omega-6 - Dihomo-gamma-linoleic acid 0.013g N/A
Omega-6 - Eicosadienoic acid 0.048g 0g N/A
Omega-6 - Linoleic acid 1.665g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Submarine sandwich 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
35%
Submarine sandwich
8%
Onion
Minerals Daily Need Coverage Score
49%
Submarine sandwich
8%
Onion

Comparison summary

Which food is lower in Sugar?
Submarine sandwich
Submarine sandwich is lower in Sugar (difference - 1.06g)
Which food is lower in glycemic index?
Submarine sandwich
Submarine sandwich is lower in glycemic index (difference - 15)
Which food is cheaper?
Submarine sandwich
Submarine sandwich is cheaper (difference - $0.2)
Which food is richer in minerals?
Submarine sandwich
Submarine sandwich is relatively richer in minerals
Which food is richer in vitamins?
Submarine sandwich
Submarine sandwich is relatively richer in vitamins
Which food is lower in Cholesterol?
Onion
Onion is lower in Cholesterol (difference - 27mg)
Which food contains less Sodium?
Onion
Onion contains less Sodium (difference - 571mg)
Which food is lower in Saturated fat?
Onion
Onion is lower in Saturated fat (difference - 3.512g)

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. Submarine sandwich - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170696/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.