Kiwi vs. Sweet Potatoes

Nutrition comparison of Kiwi and Sweet Potatoes


Ever wonder how your favorite foods stack up against each other in terms of nutrition?

We compared the nutritional contents of kiwi versus sweet potatoes (100g each) below using 2020 USDA and NIH data[1].

For a quick recap of significant nutrients and differences in kiwi and sweet potatoes:

  • Both kiwi and sweet potatoes are high in dietary fiber and potassium.
  • Kiwi is an excellent source of Vitamin C.
  • Sweet potato has 54% less sugar than kiwi.
  • Sweet potato has more beta-carotene than kiwi, however, kiwi contains more lutein + zeaxanthin than sweet potato.
  • Sweet potato has more thiamin, riboflavin, pantothenic acid and Vitamin B6.
  • Sweet potato is an excellent source of Vitamin A.
Detailed nutritional comparison of kiwi and sweet potatoes is analyzed below. You can also visualize the nutritional comparison for a custom portion or serving size and see how the nutrition compares.

USDA sources for nutritional information: Kiwi (Kiwifruit, green, raw) and Sweet Potatoes (Sweet potato, raw, unprepared) . Have a correction or suggestions? Shoot us an email.


Image of Kiwi src
Image of Sweet Potatoes src

Calories and Carbs

calories

Kiwi has 29% less calories than sweet potato - kiwi has 61 calories per 100 grams and sweet potato has 86 calories.

For macronutrient ratios, kiwi is lighter in carbs, heavier in fat and similar to sweet potatoes for protein. Kiwi has a macronutrient ratio of 7:87:7 and for sweet potatoes, 7:92:1 for protein, carbohydrates and fat from calories.

Macro Ratios from Calories:

Kiwi Sweet Potatoes
Protein 7% 7%
Carbohydrates 87% 92%
Fat 7% 1%
Alcohol ~ ~

carbohydrates

Kiwi and sweet potatoes contain similar amounts of carbs - kiwi has 14.7g of total carbs per 100 grams and sweet potato has 20.1g of carbohydrates.

dietary fiber

Both kiwi and sweet potatoes are high in dietary fiber. is very similar to kiwi for dietary fiber - kiwi has 3g of dietary fiber per 100 grams and sweet potato has 3g of dietary fiber.

sugar

Sweet potato has 54% less sugar than kiwi - kiwi has 9g of sugar per 100 grams and sweet potato has 4.2g of sugar.

Protein

protein

Kiwi and sweet potatoes contain similar amounts of protein - kiwi has 1.1g of protein per 100 grams and sweet potato has 1.6g of protein.

Fat

saturated fat

Both kiwi and sweet potatoes are low in saturated fat - kiwi has 0.03g of saturated fat per 100 grams and sweet potato has 0.02g of saturated fat.

Vitamins

Vitamin C

Kiwi is an excellent source of Vitamin C and it has 37 times more Vitamin C than sweet potato - kiwi has 92.7mg of Vitamin C per 100 grams and sweet potato has 2.4mg of Vitamin C.

Vitamin A

Sweet potato is an excellent source of Vitamin A and it has 176 times more Vitamin A than kiwi - kiwi has 4ug of Vitamin A per 100 grams and sweet potato has 709ug of Vitamin A.

Vitamin E

Kiwi and sweet potatoes contain similar amounts of Vitamin E - kiwi has 1.5mg of Vitamin E per 100 grams and sweet potato has 0.26mg of Vitamin E.

Vitamin K

Kiwi has 21 times more Vitamin K than sweet potato - kiwi has 40.3ug of Vitamin K per 100 grams and sweet potato has 1.8ug of Vitamin K.

The B Vitamins

Sweet potato has more thiamin, riboflavin, pantothenic acid and Vitamin B6. Both kiwi and sweet potatoes contain significant amounts of niacin and folate.

Kiwi Sweet Potatoes
Thiamin 0.027 MG 0.078 MG
Riboflavin 0.025 MG 0.061 MG
Niacin 0.341 MG 0.557 MG
Pantothenic acid 0.183 MG 0.8 MG
Vitamin B6 0.063 MG 0.209 MG
Folate 25 UG 11 UG

Minerals

calcium

Kiwi and sweet potatoes contain similar amounts of calcium - kiwi has 34mg of calcium per 100 grams and sweet potato has 30mg of calcium.

iron

Kiwi and sweet potatoes contain similar amounts of iron - kiwi has 0.31mg of iron per 100 grams and sweet potato has 0.61mg of iron.

potassium

Both kiwi and sweet potatoes are high in potassium. Kiwi is very similar to kiwi for potassium - kiwi has 312mg of potassium per 100 grams and sweet potato has 337mg of potassium.

Antioxidants and Phytonutrients

flavonoids

Naturally occuring in fruits and vegetables, flavonoids are associated with many health benefits and used in a variety of medicinal and pharmaceutical applications. [2][3]

For specific flavonoid compounds, both kiwi and sweet potatoes contain small amounts of quercetin.

Kiwi Sweet Potatoes
luteolin 0.74 mg 0.02 mg
kaempferol 1.03 mg 0.01 mg
Quercetin 0.04 mg 0.01 mg
apigenin ~ 0.01 mg
myricetin ~ 0.03 mg

carotenoids

Carotenoids are micronutrients commonly found in plants and some animal products. An example is beta-carotene, the notable carotenoid which is a popular source of Vitamin A.[4][5]

For specific types of carotenoids, sweet potato has more beta-carotene than kiwi per 100 grams, however, kiwi contains more lutein + zeaxanthin than sweet potato per 100 grams.

Kiwi Sweet Potatoes
beta-carotene 52 UG 8509 UG
lutein + zeaxanthin 122 UG ~
alpha-carotene ~ 7 UG

Omega-3 and Omega-6

omega 3s

For omega-3 fatty acids, kiwi has more alpha linoleic acid (ALA) than sweet potato per 100 grams.

Kiwi Sweet Potatoes
alpha linoleic acid 0.042 G 0.001 G
Total 0.042 G 0.001 G

omega 6s

Comparing omega-6 fatty acids, kiwi has more linoleic acid than sweet potato per 100 grams.

Kiwi Sweet Potatoes
linoleic acid 0.246 G 0.013 G
Total 0.246 G 0.013 G



Customize your serving size


The comparison below is by common portions, e.g. cups, packages. You can also see a more concrete comparison by weight at equal weight (by grams) comparison.

Note: The specific food items compared are: Kiwi (Kiwifruit, green, raw) and Sweet Potatoes (Sweet potato, raw, unprepared) .

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FAQ

Does kiwi or sweet potatoes contain more calories in 100 grams?
Kiwi has 30% less calories than sweet potato - kiwi has 61 calories in 100g and sweet potato has 86 calories.

Does kiwi or sweet potatoes have more carbohydrates?
By weight, kiwi and sweet potatoes contain similar amounts of carbs - kiwi has 14.7g of carbs for 100g and sweet potato has 20.1g of carbohydrates.

Does kiwi or sweet potatoes contain more potassium?
Both kiwi and sweet potatoes are high in potassium. Kiwi is very similar to kiwi for potassium - kiwi has 312mg of potassium in 100 grams and sweet potato has 337mg of potassium.

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