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Potato vs. Sweet potato — In-Depth Nutrition Comparison

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How are Potato and Sweet potato different?

  • Potato is higher in Vitamin C, and Vitamin B6, however, Sweet potato is richer in Vitamin A, and Vitamin B5.
  • Daily need coverage for Vitamin A from Sweet potato is 79% higher.
  • Potato contains 8 times more Vitamin C than Sweet potato. While Potato contains 19.7mg of Vitamin C, Sweet potato contains only 2.4mg.
  • Potato has less Sugar.

Potatoes, flesh and skin, raw and Sweet potato, raw, unprepared are the varieties used in this article.

Infographic

Potato vs Sweet potato 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.
Potato
4
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 16% 3.6% 38% 30% 37% 8.2% 24% 0.78% 26% 2.2%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 18% 9% 30% 23% 50% 8.2% 20% 7.2% 34% 3.3%
Contains more PotassiumPotassium +26.1%
Contains more IronIron +32.8%
Contains more PhosphorusPhosphorus +21.3%
Contains less SodiumSodium -89.1%
Contains more CalciumCalcium +150%
Contains more CopperCopper +37.3%
Contains more ManganeseManganese +29%
Contains more SeleniumSelenium +50%
~equal in Magnesium ~25mg
~equal in Zinc ~0.3mg

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.
Potato
4
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 66% 0.12% 0.2% 0% 20% 7.4% 20% 18% 69% 0% 5% 11% 6.6%
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 8% 851% 5.2% 0% 20% 14% 10% 48% 48% 0% 4.5% 8.3% 6.7%
Contains more Vitamin CVitamin C +720.8%
Contains more Vitamin B3Vitamin B3 +90.5%
Contains more Vitamin B6Vitamin B6 +42.6%
Contains more FolateFolate +36.4%
Contains more Vitamin AVitamin A +709250%
Contains more Vitamin EVitamin E +2500%
Contains more Vitamin B2Vitamin B2 +90.6%
Contains more Vitamin B5Vitamin B5 +171.2%
~equal in Vitamin D ~0µg
~equal in Vitamin B1 ~0.078mg
~equal in Vitamin B12 ~0µg
~equal in Vitamin K ~1.8µg
~equal in Choline ~12.3mg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
Potato
4
2% 17% 79%
Protein: 2.05 g
Fats: 0.09 g
Carbs: 17.49 g
Water: 79.25 g
Other: 1.12 g
20% 77%
Protein: 1.57 g
Fats: 0.05 g
Carbs: 20.12 g
Water: 77.28 g
Other: 0.98 g
Contains more ProteinProtein +30.6%
Contains more FatsFats +80%
Contains more OtherOther +14.3%
Contains more CarbsCarbs +15%
~equal in Water ~77.28g

Fat Type Comparison

Fat type breakdown side-by-side comparison
Potato
2
36% 3% 61%
Saturated Fat: Sat. Fat 0.025 g
Monounsaturated Fat: Mono. Fat 0.002 g
Polyunsaturated fat: Poly. Fat 0.042 g
55% 3% 42%
Saturated Fat: Sat. Fat 0.018 g
Monounsaturated Fat: Mono. Fat 0.001 g
Polyunsaturated fat: Poly. Fat 0.014 g
Contains more Mono. FatMonounsaturated Fat +100%
Contains more Poly. FatPolyunsaturated fat +200%
Contains less Sat. FatSaturated Fat -28%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
Potato
1
95% 2%
Starch: 15.29 g
Sucrose: 0.17 g
Glucose: 0.31 g
Fructose: 0.26 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
75% 15% 6% 4%
Starch: 12.65 g
Sucrose: 2.52 g
Glucose: 0.96 g
Fructose: 0.7 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more StarchStarch +20.9%
Contains more SucroseSucrose +1382.4%
Contains more GlucoseGlucose +209.7%
Contains more FructoseFructose +169.2%
~equal in Lactose ~0g
~equal in Maltose ~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.
Potato Sweet potato
Lower in Saturated Fat ok
Lower in Glycemic Index ok
Rich in minerals ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Cholesterol Equal
Lower in price Equal
Rich in vitamins Equal

All nutrients comparison - raw data values

Nutrient Potato Sweet potato Opinion
Calories 77kcal 86kcal Sweet potato
Protein 2.05g 1.57g Potato
Fats 0.09g 0.05g Potato
Vitamin C 19.7mg 2.4mg Potato
Net carbs 15.39g 17.12g Sweet potato
Carbs 17.49g 20.12g Sweet potato
Magnesium 23mg 25mg Sweet potato
Calcium 12mg 30mg Sweet potato
Potassium 425mg 337mg Potato
Iron 0.81mg 0.61mg Potato
Sugar 0.82g 4.18g Potato
Fiber 2.1g 3g Sweet potato
Copper 0.11mg 0.151mg Sweet potato
Zinc 0.3mg 0.3mg
Starch 15.29g 12.65g Potato
Phosphorus 57mg 47mg Potato
Sodium 6mg 55mg Potato
Vitamin A 2IU 14187IU Sweet potato
Vitamin A 0µg 709µg Sweet potato
Vitamin E 0.01mg 0.26mg Sweet potato
Manganese 0.2mg 0.258mg Sweet potato
Selenium 0.4µg 0.6µg Sweet potato
Vitamin B1 0.081mg 0.078mg Potato
Vitamin B2 0.032mg 0.061mg Sweet potato
Vitamin B3 1.061mg 0.557mg Potato
Vitamin B5 0.295mg 0.8mg Sweet potato
Vitamin B6 0.298mg 0.209mg Potato
Vitamin K 2µg 1.8µg Potato
Folate 15µg 11µg Potato
Choline 12.1mg 12.3mg Sweet potato
Saturated Fat 0.025g 0.018g Sweet potato
Monounsaturated Fat 0.002g 0.001g Potato
Polyunsaturated fat 0.042g 0.014g Potato
Tryptophan 0.021mg 0.031mg Sweet potato
Threonine 0.067mg 0.083mg Sweet potato
Isoleucine 0.066mg 0.055mg Potato
Leucine 0.098mg 0.092mg Potato
Lysine 0.107mg 0.066mg Potato
Methionine 0.032mg 0.029mg Potato
Phenylalanine 0.081mg 0.089mg Sweet potato
Valine 0.103mg 0.086mg Potato
Histidine 0.035mg 0.031mg Potato
Fructose 0.26g 0.7g Sweet potato

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Potato Sweet potato
Low Calories diet ok
Low Fats diet ok
Low Carbs diet ok
Low Glycemic Index diet ok

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
17%
Potato
79%
Sweet potato
Minerals Daily Need Coverage Score
19%
Potato
20%
Sweet potato

Comparison summary

Which food is lower in Saturated Fat?
Sweet potato
Sweet potato is lower in Saturated Fat (difference - 0.007g)
Which food is lower in glycemic index?
Sweet potato
Sweet potato is lower in glycemic index (difference - 16)
Which food is richer in minerals?
Sweet potato
Sweet potato is relatively richer in minerals
Which food is lower in Sugar?
Potato
Potato is lower in Sugar (difference - 3.36g)
Which food contains less Sodium?
Potato
Potato contains less Sodium (difference - 49mg)
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 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. Potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170026/nutrients
  2. Sweet potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168482/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.