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Grapefruit vs Orange Calories
Orange has 19% more calories than grapefruit: 50 vs 42 calories per 100 g.
For protein, orange has more. For fat, about the same fat. For carbohydrates, orange has more. For fiber, orange has more.
By typical serving, 1 grapefruit (308 g) has 129 calories and 1 orange (154 g) has 77 calories.
Grapefruit and Orange calorie calculator
Nutrition per 100 grams
| Nutrient | Grapefruit | Orange |
|---|---|---|
| Calories | 42 | 50 |
| Protein | 0.8 g | 0.9 g |
| Fat | 0.1 g | 0.1 g |
| Saturated fat | 0 g | 0 g |
| Carbohydrates | 11 g | 12 g |
| Fiber | 1.6 g | 2.2 g |
| Sugars | 6.9 g | 9 g |
| Sodium | 0 mg | 4 mg |
| Potassium | 135 mg | 174 mg |
| Calcium | 22 mg | 42 mg |
| Iron | 0.1 mg | 0.2 mg |
| Vitamin C | 31 mg | 56 mg |
Grapefruit vs Orange: common questions
Which has more calories, grapefruit or orange?
Orange has more calories per 100 g (50 vs 42).
Which has more protein, grapefruit or orange?
Orange has more protein per 100 g (0.9 g vs 0.8 g).
Is grapefruit or orange better for weight loss?
Grapefruit has fewer calories per 100 g, so you can eat more of it for the same calories. Total calories across the day matter more than any single food, and protein and fiber help with fullness.
More comparisons
Source: USDA FoodData Central. Grapefruit: FDC ID 2709165. Orange: FDC ID 2709171.