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Sweet potato vs. Potato — In-Depth Nutrition Comparison

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How are Sweet potato and Potato different?

  • Sweet potato is higher in Vitamin A, and Vitamin B5, however, Potato is richer in Vitamin C, and Vitamin B6.
  • Daily need coverage for Vitamin A from Sweet potato is 79% higher.
  • Sweet potato contains 5 times more Sugar than Potato. While Sweet potato contains 4.18g of Sugar, Potato contains only 0.82g.

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

Infographic

Sweet potato vs 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.
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%
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%
Contains more CalciumCalcium +150%
Contains more CopperCopper +37.3%
Contains more ManganeseManganese +29%
Contains more SeleniumSelenium +50%
Contains more PotassiumPotassium +26.1%
Contains more IronIron +32.8%
Contains more PhosphorusPhosphorus +21.3%
Contains less SodiumSodium -89.1%
~equal in Magnesium ~23mg
~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.
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%
Potato
5
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%
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%
Contains more Vitamin CVitamin C +720.8%
Contains more Vitamin B3Vitamin B3 +90.5%
Contains more Vitamin B6Vitamin B6 +42.6%
Contains more Vitamin KVitamin K +11.1%
Contains more FolateFolate +36.4%
~equal in Vitamin D ~0µg
~equal in Vitamin B1 ~0.081mg
~equal in Vitamin B12 ~0µg
~equal in Choline ~12.1mg

Macronutrient Comparison

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

Fat Type Comparison

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

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
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
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
Contains more SucroseSucrose +1382.4%
Contains more GlucoseGlucose +209.7%
Contains more FructoseFructose +169.2%
Contains more StarchStarch +20.9%
~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.
Sweet potato 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 Sweet potato Potato Opinion
Calories 86kcal 77kcal Sweet potato
Protein 1.57g 2.05g Potato
Fats 0.05g 0.09g Potato
Vitamin C 2.4mg 19.7mg Potato
Net carbs 17.12g 15.39g Sweet potato
Carbs 20.12g 17.49g Sweet potato
Magnesium 25mg 23mg Sweet potato
Calcium 30mg 12mg Sweet potato
Potassium 337mg 425mg Potato
Iron 0.61mg 0.81mg Potato
Sugar 4.18g 0.82g Potato
Fiber 3g 2.1g Sweet potato
Copper 0.151mg 0.11mg Sweet potato
Zinc 0.3mg 0.3mg
Starch 12.65g 15.29g Potato
Phosphorus 47mg 57mg Potato
Sodium 55mg 6mg Potato
Vitamin A 14187IU 2IU Sweet potato
Vitamin A 709µg 0µg Sweet potato
Vitamin E 0.26mg 0.01mg Sweet potato
Manganese 0.258mg 0.2mg Sweet potato
Selenium 0.6µg 0.4µg Sweet potato
Vitamin B1 0.078mg 0.081mg Potato
Vitamin B2 0.061mg 0.032mg Sweet potato
Vitamin B3 0.557mg 1.061mg Potato
Vitamin B5 0.8mg 0.295mg Sweet potato
Vitamin B6 0.209mg 0.298mg Potato
Vitamin K 1.8µg 2µg Potato
Folate 11µg 15µg Potato
Choline 12.3mg 12.1mg Sweet potato
Saturated Fat 0.018g 0.025g Sweet potato
Monounsaturated Fat 0.001g 0.002g Potato
Polyunsaturated fat 0.014g 0.042g Potato
Tryptophan 0.031mg 0.021mg Sweet potato
Threonine 0.083mg 0.067mg Sweet potato
Isoleucine 0.055mg 0.066mg Potato
Leucine 0.092mg 0.098mg Potato
Lysine 0.066mg 0.107mg Potato
Methionine 0.029mg 0.032mg Potato
Phenylalanine 0.089mg 0.081mg Sweet potato
Valine 0.086mg 0.103mg Potato
Histidine 0.031mg 0.035mg Potato
Fructose 0.7g 0.26g Sweet potato

Which food is preferable for your diet?

ok
ok
is better in case of low diet
Sweet potato 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
79%
Sweet potato
17%
Potato
Minerals Daily Need Coverage Score
20%
Sweet potato
19%
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. Sweet potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/168482/nutrients
  2. Potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170026/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.