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McDonald's french fries vs. Mashed potato — In-Depth Nutrition Comparison

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What are the differences between mcDonald's french fries and mashed potato?

  • The amount of vitamin B6, vitamin B1, vitamin B3, fiber, phosphorus, potassium, copper, vitamin K, and manganese in mcDonald's french fries is higher than in mashed potato.
  • McDonald's french fries' daily need coverage for vitamin B6 is 20% more.
  • Mashed potato contains 12 times less vitamin B1 than mcDonald's french fries. McDonald's french fries contain 0.18mg of vitamin B1, while mashed potato contains 0.015mg.
  • Mashed potato has less saturated fat.
  • McDonald's french fries have a lower glycemic index (70) than mashed potato (87).

We used McDONALD'S, french fries and Fast foods, potato, mashed types in this article.

Infographic

McDonald's french fries vs Mashed 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 26% 5.7% 53% 30% 38% 14% 54% 25% 32% 2.2%
Magnesium Magnesium Calcium Calcium Potassium Potassium Iron Iron Copper Copper Zinc Zinc Phosphorus Phosphorus Sodium Sodium Manganese Manganese Selenium Selenium 11% 5.4% 25% 12% 12% 6% 25% 40% 13% 4.4%
Contains more MagnesiumMagnesium +146.7%
Contains more PotassiumPotassium +108.4%
Contains more IronIron +158.1%
Contains more CopperCopper +225.7%
Contains more ZincZinc +131.8%
Contains more PhosphorusPhosphorus +115.3%
Contains less SodiumSodium -38.2%
Contains more ManganeseManganese +154.1%
Contains more SeleniumSelenium +100%
~equal in Calcium ~18mg

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 19% 0% 28% 0% 45% 8.5% 60% 35% 88% 0% 40% 0% 22%
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 0% 14% 8.4% 0% 3.8% 3.5% 20% 0% 28% 8.8% 15% 6.8% 7.3%
Contains more Vitamin CVitamin C +∞%
Contains more Vitamin EVitamin E +228.6%
Contains more Vitamin B1Vitamin B1 +1100%
Contains more Vitamin B2Vitamin B2 +146.7%
Contains more Vitamin B3Vitamin B3 +198.1%
Contains more Vitamin B5Vitamin B5 +∞%
Contains more Vitamin B6Vitamin B6 +216.7%
Contains more Vitamin KVitamin K +171.2%
Contains more CholineCholine +197%
Contains more Vitamin AVitamin A +∞%
~equal in Vitamin D ~0µg

Macronutrient Comparison

Macronutrient breakdown side-by-side comparison
3% 15% 43% 37% 2%
Protein: 3.41 g
Fats: 15.47 g
Carbs: 42.58 g
Water: 36.63 g
Other: 1.91 g
3% 15% 80%
Protein: 1.65 g
Fats: 2.82 g
Carbs: 14.65 g
Water: 79.62 g
Other: 1.26 g
Contains more ProteinProtein +106.7%
Contains more FatsFats +448.6%
Contains more CarbsCarbs +190.6%
Contains more OtherOther +51.6%
Contains more WaterWater +117.4%

Fat Type Comparison

Fat type breakdown side-by-side comparison
16% 51% 33%
Saturated fat: Sat. Fat 2.271 g
Monounsaturated fat: Mono. Fat 7.379 g
Polyunsaturated fat: Poly. Fat 4.727 g
22% 27% 51%
Saturated fat: Sat. Fat 0.577 g
Monounsaturated fat: Mono. Fat 0.72 g
Polyunsaturated fat: Poly. Fat 1.342 g
Contains more Mono. FatMonounsaturated fat +924.9%
Contains more Poly. FatPolyunsaturated fat +252.2%
Contains less Sat. FatSaturated fat -74.6%

Carbohydrate type comparison

Carbohydrate type breakdown side-by-side comparison
99%
Starch: 38.23 g
Sucrose: 0.21 g
Glucose: 0 g
Fructose: 0 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
96%
Starch: 12.1 g
Sucrose: 0.1 g
Glucose: 0.2 g
Fructose: 0.2 g
Lactose: 0 g
Maltose: 0 g
Galactose: 0 g
Contains more StarchStarch +216%
Contains more SucroseSucrose +110%
Contains more GlucoseGlucose +∞%
Contains more FructoseFructose +∞%
~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.
McDonald's french fries Mashed potato
Lower in Cholesterol ok
Lower in Sugar ok
Lower in Sodium ok
Lower in Glycemic Index ok
Rich in minerals ok
Rich in vitamins ok
Lower in Saturated fat ok
Lower in price Equal

All nutrients comparison - raw data values

Nutrient McDonald's french fries Mashed potato DV% diff.
Polyunsaturated fat 4.727g 1.342g 23%
Vitamin B6 0.38mg 0.12mg 20%
Fats 15.47g 2.82g 19%
Monounsaturated fat 7.379g 0.72g 17%
Vitamin B1 0.18mg 0.015mg 14%
Vitamin B3 3.22mg 1.08mg 13%
Calories 323kcal 89kcal 12%
Vitamin B5 0.59mg 12%
Starch 38.23g 12.1g 11%
Phosphorus 127mg 59mg 10%
Fiber 3.9g 1.3g 10%
Copper 0.114mg 0.035mg 9%
Carbs 42.58g 14.65g 9%
Potassium 596mg 286mg 9%
Saturated fat 2.271g 0.577g 8%
Vitamin K 16µg 5.9µg 8%
Manganese 0.249mg 0.098mg 7%
Vitamin C 5.6mg 0mg 6%
Iron 0.8mg 0.31mg 6%
Vitamin E 1.38mg 0.42mg 6%
Vitamin A 0µg 43µg 5%
Magnesium 37mg 15mg 5%
Sodium 189mg 306mg 5%
Choline 39.8mg 13.4mg 5%
Protein 3.41g 1.65g 4%
Vitamin B12 0.07µg 3%
Zinc 0.51mg 0.22mg 3%
Vitamin B2 0.037mg 0.015mg 2%
Folate 9µg 2%
Selenium 0.4µg 0.8µg 1%
Net carbs 38.68g 13.35g N/A
Calcium 19mg 18mg 0%
Sugar 0.21g 0.5g N/A
Trans fat 0.064g 0.105g N/A
Fructose 0g 0.2g 0%
Omega-3 - EPA 0g 0.001g N/A
Omega-3 - ALA 0.382g 0.174g N/A
Omega-3 - DPA 0g 0.001g N/A
Omega-6 - Gamma-linoleic acid 0.031g 0g N/A
Omega-6 - Eicosadienoic acid 0.009g 0.001g N/A
Omega-6 - Linoleic acid 4.251g 1.146g N/A

Which food is preferable for your diet?

ok
ok
is better in case of low diet
McDonald's french fries Mashed potato
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
27%
McDonald's french fries
9%
Mashed potato
Minerals Daily Need Coverage Score
28%
McDonald's french fries
15%
Mashed potato

Comparison summary

Which food is lower in Cholesterol?
McDonald's french fries
McDonald's french fries is lower in Cholesterol (difference - 0mg)
Which food is lower in Sugar?
McDonald's french fries
McDonald's french fries is lower in Sugar (difference - 0.29g)
Which food contains less Sodium?
McDonald's french fries
McDonald's french fries contains less Sodium (difference - 117mg)
Which food is lower in glycemic index?
McDonald's french fries
McDonald's french fries is lower in glycemic index (difference - 17)
Which food is richer in minerals?
McDonald's french fries
McDonald's french fries is relatively richer in minerals
Which food is richer in vitamins?
McDonald's french fries
McDonald's french fries is relatively richer in vitamins
Which food is lower in Saturated fat?
Mashed potato
Mashed potato is lower in Saturated fat (difference - 1.694g)
Which food is cheaper?
?
The foods are relatively equal in price ($)

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. McDonald's french fries - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170721/nutrients
  2. Mashed potato - https://fdc.nal.usda.gov/fdc-app.html#/food-details/170699/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.