Pecan vs Walnuts: Which Has More Calories?
Per 100 g, Pecan has 691 kcal and Walnuts has 654 kcal, so Walnuts has 5% fewer calories.
Walnuts has more protein (15.2 g vs 9.17 g). Pecan has more fiber (9.6 g vs 6.7 g). Relative to calories, Walnuts is the better protein source (2.33 g vs 1.33 g of protein per 100 kcal).


Nutrition Facts
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Amount Per Serving:
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Amount Per Serving:
Pecan vs Walnuts 100g Compare
| per 100g | Pecan | Walnuts |
|---|---|---|
| Calories | 691 | 654 |
| Carbohydrates | 13.86 g | 13.71 g |
| Fat | 71.9 g | 65.21 g |
| Dietary fiber | 9.6 g | 6.7 g |
| Protein | 9.17 g | 15.23 g |
| Calcium | 70 mg | 98 mg |
| Iron | 2.53 mg | 2.9 mg |
| Magnessium | 121 mg | 158 mg |
| Phosphorus | 277 mg | 346 mg |
| Potassium | 410 mg | 441 mg |
| Zink | 4.53 mg | 3.09 mg |
| Vitaminium A | 56 IU | 20 IU |
| Vitaminium B1 (Thiamine) | 0.66 mg | 0.341 mg |
| Vitaminium B2 (riboflavin) | 0.13 mg | 0.15 mg |
| Vitaminium B3 (Niacin) | 1.167 mg | 1.125 mg |
| Vitaminium B5 | 0.863 mg | 0.57 mg |
| Vitaminium B6 | 0.21 mg | 0.537 mg |
| Vitaminium B9 (Folic acid) | 22 µg | 98 µg |
| Vitaminium C | 1.1 mg | 1.3 mg |
| Vitaminium E | 24.44 mg | 20.83 mg |
| Beta karoten | 29 µg | 12 µg |
More Calories in Pecan
At first glance, you can see that in pecan is just a little more calories than in walnuts.
Pecan has 691 kcal per 100g and walnuts 654 kcal per 100g so it is pretty easy to calculate that the difference is about 6%.
In pecan and in walnuts most calories came from fat.
See tables below to compare pecan with walnuts in details.
Pecan 100g
691kcalCalories source
- 7% CARBS.
- 5% PROTEIN
- 88% FAT
Walnuts 100g
654kcalCalories source
- 8% CARBS
- 9% PROTEIN
- 84% FAT
Compares of pecan
Compares of walnuts
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.