Chicken Breast vs Egg
Side-by-side nutrition comparison per serving. See which fits your goals better.
Comparing chicken breast to eggs feels almost unfair because they serve completely different roles in most people's diets. Nobody's choosing between a grilled chicken breast and a fried egg for dinner (well, maybe broke college students). But gram-for-gram, the contrast is real: chicken gives you 22.5g protein at 165 calories, while eggs deliver 12.6g protein at 143 calories with 9.51g fat.
Eggs get a bad rap in the protein-per-calorie conversation, but they bring things chicken breast simply can't. Choline for brain health, vitamin D, B12, selenium, and a complete amino acid profile that's considered the gold standard in bioavailability. Two large eggs (about 100g) won't win a protein contest, but they'll give you a micronutrient profile that chicken breast can't touch.
The practical reality: eggs are the ultimate convenience protein. Three minutes to scramble, zero prep, incredibly cheap, and endlessly versatile. Chicken breast requires defrosting, seasoning, cooking for 20+ minutes, and cleanup. For breakfast protein, eggs win by default. For a high-protein dinner, chicken takes it.
Pro tip
Hard-boil a dozen eggs every Sunday. Store them unpeeled in the fridge — they last a full week. That's 75g of protein sitting ready at all times for snacks, salads, or a quick 2am raid when you realize you're 30g short on protein for the day.
Quick Verdict
Best for weight loss
Egg
Best for muscle gain
Chicken Breast
Best for low-carb
Chicken Breast
Macro Comparison
Chicken Breast: 100g (100g) | Egg: 100g (100g)
165
Chicken Breast
143
Egg
22.5g
Chicken Breast
12.6g
Egg
0g
Chicken Breast
0.72g
Egg
1.93g
Chicken Breast
9.51g
Egg
Protein Efficiency
What percentage of calories come from protein — higher is better for staying lean.
55%
Chicken Breast
35%
Egg
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| Nutrient | Chicken Breast | Egg |
|---|---|---|
| Calories | 165 | 143 |
| Protein | 22.5g | 12.6g |
| Carbs | 0g | 0.7g |
| Fat | 1.9g | 9.5g |
| Fiber | — | 0g |
| Sugar | — | 0.37g |
| Sodium | 65.8mg | 142mg |
| Cholesterol | 72.7mg | 372mg |
| Saturated Fat | 0.35g | 3.13g |
| Potassium | 330mg | 138mg |
| Vitamin A | — | 160mcg |
| Vitamin C | — | 0mg |
| Calcium | 3.94mg | 56mg |
| Iron | 0.35mg | 1.75mg |
Which Should You Choose?
For weight loss
Choose Egg. With 143 calories and 12.6g protein, it gives you more protein per calorie — keeping you full while cutting calories.
For muscle gain
Choose Chicken Breast. Chicken Breast delivers 22.5g protein per serving — 9.9g more than Egg.
For low-carb diets
Choose Chicken Breast with 0g carbs per serving.
Most people dramatically undereat protein at breakfast and overeat it at dinner. Adding eggs in the morning and tracking the balance across your day can improve energy levels and reduce evening cravings. Sunn spots these patterns for you automatically.
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Take the free quizCommon Questions
Is Chicken Breast or Egg better for weight loss?
For weight loss, Egg is the better choice. Chicken Breast has 165 calories and 22.5g protein per serving, while Egg has 143 calories and 12.6g protein. Lower calories with higher protein helps you stay full while eating fewer calories.
Which has more protein, Chicken Breast or Egg?
Chicken Breast has more protein per serving. Chicken Breast provides 22.5g and Egg provides 12.6g of protein.
Can I eat both chicken breast and egg together?
Yes! Combining chicken breast and egg gives you 308 calories and 35.1g protein. This combination can work well as part of a balanced meal.