Which is healthier, Onion or Potato?

Potato wins in 7 out of 10 nutritional categories. Onion has 40 calories and 1.1g protein per 100g, while Potato has 77 calories and 2g protein.

How many calories are in Onion vs Potato?

Onion contains 40 calories per 100g, while Potato contains 77 calories per 100g.

Which has more protein, Onion or Potato?

Potato has more protein with 2g per 100g compared to 1.1g.

Onion vs Potato

Nutrition Comparison per 100g

Onion 2

7 Potato

Vegetables vs Vegetables

Side-by-Side Nutrition Facts

Nutrient	Onion	Potato	Better
Calories	40kcal	77kcal	Onion
Protein	1.1g	2g	Potato
Total Fat	0.1g	0.1g	Tie
Carbohydrates	9.3g	17.5g	Potato
Fiber	1.7g	2.2g	Potato
Sugar	4.2g	0.8g	Potato
Vitamin C	7.4mg	19.7mg	Potato
Calcium	23mg	12mg	Onion
Iron	0.2mg	0.8mg	Potato
Potassium	146mg	425mg	Potato

Macronutrient Breakdown

Onion

Protein: 1.1g Fat: 0.1g Carbs: 9.3g

Potato

Protein: 2g Fat: 0.1g Carbs: 17.5g

Data Source

Nutrition data sourced from the USDA FoodData Central SR Legacy database. All values are per 100g of the food item. Actual nutritional content may vary by preparation method, brand, and serving size.

Onion vs Potato — Key Takeaway

Potato provides 19.7mg of vitamin C.

Track Your Nutrition

Make informed food choices with detailed nutrition data for every meal.

Compare More Foods