Asparagus vs Onion: Which Has More Calories?


Per 100 g, Asparagus has 20 kcal and Onion has 40 kcal, so Asparagus has 50% fewer calories.

Asparagus has more protein (2.2 g vs 1.1 g). Onion has more carbohydrates (9.34 g vs 3.38 g). Relative to calories, Asparagus is the better protein source (11 g vs 2.75 g of protein per 100 kcal).

Asparagus - calories, kcal, weight, nutrition
Asparagus - calories, kcal, weight, nutrition

Nutrition Facts

Asparagus
Serving size:
  change
one asparagus (40g)handful (450g)bunch (500g)cup (175g)half cup (87.5g)
5g10g15g20g30g40g50g60g80g100g120g140g160g180g200g220g250g300g350g400g450g500g600g700g800g900g1000g
1oz2oz3oz4oz5oz6oz7oz8oz10oz12oz15oz20oz25oz30oz35oz40oz50oz

Amount Per Serving:
Calories

% Daily Value

Total Fat g
0%

Saturated Fat g
0%

Cholesterol mg
0%

Sodium mg
0%

Total Carbohydrates g
0%

Dietary Fiber g
0%

Sugars g

Protein g
0%

Vitaminium C mg
0%

Calcium mg
0%

Iron mg
0%

Potassium mg
0%

Glycemic Index: 

* The % Daily Value (DV) shows how much a nutrient in one serving of food contributes to your total daily diet. A 2000-calorie daily intake is used as a general guideline for nutrition advice.
Onion
Serving size:
  change
one onion (110g)slice (15g)cup, sliced (115g)
5g10g15g20g30g40g50g60g80g100g120g140g160g180g200g220g250g300g350g400g450g500g600g700g800g900g1000g
1oz2oz3oz4oz5oz6oz7oz8oz10oz12oz15oz20oz25oz30oz35oz40oz50oz

Amount Per Serving:
Calories

% Daily Value

Total Fat g
0%

Saturated Fat g
0%

Cholesterol mg
0%

Sodium mg
0%

Total Carbohydrates g
0%

Dietary Fiber g
0%

Sugars g

Protein g
0%

Vitaminium C mg
0%

Calcium mg
0%

Iron mg
0%

Potassium mg
0%

Glycemic Index: 15

* The % Daily Value (DV) shows how much a nutrient in one serving of food contributes to your total daily diet. A 2000-calorie daily intake is used as a general guideline for nutrition advice.

Asparagus vs Onion 100g Compare


per 100gAsparagusOnion
Calories20 40
Carbohydrates3.38 g9.34 g
Fat0.12 g0.1 g
Dietary fiber2.1 g1.7 g
Protein2.2 g1.1 g
Calcium24 mg23 mg
Iron1.14 mg0.21 mg
Magnessium14 mg10 mg
Potassium202 mg146 mg
Sodium2 mg4 mg
Vitaminium A756 IU2 IU
Vitaminium B1 (Thiamine)0.143 mg0.046 mg
Vitaminium B2 (riboflavin)0.141 mg0.027 mg
Vitaminium B3 (Niacin)0.978 mg0.116 mg
Vitaminium B50.274 mg0.123 mg
Vitaminium B60.091 mg0.12 mg
Vitaminium B9 (Folic acid)52 µg0.019 µg
Vitaminium C5.6 mg7.4 mg
Vitaminium E1.13 mg0.02 mg
Beta karoten9 µg1 µg

Less Calories in Asparagus

At first glance, you can see that in asparagus is much less calories than in onion.

Asparagus has 20 kcal per 100g and onion 40 kcal per 100g so it is pretty easy to calculate that the difference is about 100%.

In asparagus and in onion most calories came from carbs.

See tables below to compare asparagus with onion in details.

Asparagus 100g

20kcal

Calories source

  • 58% CARBS.
  • 38% PROTEIN
  • 5% FAT

Onion 100g

40kcal

Calories source

  • 88% CARBS
  • 10% PROTEIN
  • 2% FAT

About the data

Nutrition values on this page are given per 100 g of the food and are based on the official United States Department of Agriculture FoodData Central database. The exact record used for each food is linked under the tables.

Marcin Piotrowicz – calories-info.com creator · Healthy diet and healthy lifestyle promoter. The information is for general purposes and is not medical or dietary advice.