Calorie comparison
Blueberries vs Grapefruit
Per 100 grams, grapefruit is the lighter choice by 15 calories, while grapefruit delivers more protein. The right pick depends on your goal — fewer calories for a cut, more protein to stay full.
Per 100 grams
| Per 100 g | Blueberries | Grapefruit |
|---|---|---|
| Calories | 57 | 42 |
| Protein | 0.7 g | 0.8 g |
| Carbs | 14 g | 11 g |
| Fat | 0.3 g | 0.1 g |
Orange highlights the "better for a calorie deficit" value (fewer calories, fat and carbs; more protein). Your goals decide what "better" means.
Per typical serving
🫐 Blueberries
1 cup (148 g)
84 cal
1 g protein · 20.7 g carbs · 0.4 g fat
🍊 Grapefruit
1/2 fruit (123 g)
52 cal
1 g protein · 13.5 g carbs · 0.1 g fat
Frequently asked
Which has more calories, blueberries or grapefruit?
Per 100 g, blueberries has 57 calories and grapefruit has 42. Grapefruit is lower in calories.
Which has more protein, blueberries or grapefruit?
Blueberries has 0.7 g of protein per 100 g; grapefruit has 0.8 g. Grapefruit wins on protein.
Is blueberries or grapefruit better for weight loss?
For a calorie deficit, the lower-calorie, higher-protein option usually helps you stay full on fewer calories. Here that leans toward grapefruit — but portion size matters more than which food you pick.
Don't guess. Snap it.
Whether it's blueberries or grapefruit, CalorieScan AI logs it from a photo in seconds.
Download for iPhone