Ribeye Steak vs Beef Sirloin
Side-by-side macro comparison. Ribeye Steak vs Beef Sirloin per their standard serving sizes.
Macro Comparison Table
| Macro | Ribeye Steak | Beef Sirloin | Difference |
|---|---|---|---|
| Calories | 291 cal | 206 cal | +41% Ribeye |
| Protein | 24g | 27g | -11% Ribeye |
| Carbs | 0g | 0g | 0% Ribeye |
| Fat | 21g | 10g | +110% Ribeye |
Differences shown relative to Ribeye Steak. Positive = Ribeye Steak has more.
Quick Take
Ribeye Steak delivers 291 calories per serving with 24g protein, 0g carbs, and 21g fat. Beef Sirloin delivers 206 calories with 27g protein, 0g carbs, and 10g fat. The most meaningful difference: Beef Sirloin saves 85 calories per serving — meaningful over a week of meals. Both deliver similar protein density.
When to Pick Each
For Cutting / Weight Loss
When cutting on a tight calorie budget, Beef Sirloin gives you 85 more calories of headroom per serving — that's room for an extra snack, more vegetables, or a higher-protein second portion. If protein density matters more (which it does for preserving muscle on a deficit), Beef Sirloin delivers more grams of protein per calorie consumed.
For Bulking / Muscle Gain
For muscle gain, you want calories AND protein. Ribeye Steak brings 291 calories — useful when you're chasing a surplus and struggling to eat enough. Beef Sirloin delivers 27g of protein per serving, which directly feeds muscle protein synthesis. The best pick depends on whether you need more total calories or more usable protein.
For Keto / Low-Carb
Both Ribeye Steak and Beef Sirloin are keto-friendly with under 10g carbs per serving.
Frequently Asked
Which has more protein, Ribeye Steak or Beef Sirloin?
Beef Sirloin has more protein: 27g vs 24g per serving. That's a difference of 3g.
Which has fewer calories, Ribeye Steak or Beef Sirloin?
Beef Sirloin has 206 calories per serving vs 291 calories in Ribeye Steak — a difference of 85 calories.
Is Ribeye Steak or Beef Sirloin better for keto?
Beef Sirloin is the better keto choice at 0g carbs per serving vs 0g carbs in Ribeye Steak.
Is Ribeye Steak or Beef Sirloin better for weight loss?
For weight loss, Beef Sirloin gives you more calorie flexibility (85 cal less per serving). For preserving muscle during a deficit, Beef Sirloin delivers more protein per calorie. Most people on cuts benefit from Beef Sirloin.
Which Is Better for Your Goal?
🔥 Weight Loss
Beef Sirloin
Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.
💪 Muscle Gain
Beef Sirloin
Higher absolute protein per serving better supports muscle protein synthesis.
🥑 Low-Carb / Keto
tie
Lower carbohydrate content fits keto and low-carb macros without burning your carb budget.
Both fit most balanced diets. These verdicts reflect macro-only comparisons — taste, satiety, cost, and personal preference also matter.
Find Your Personal Macros
The "right" food depends on your individual macro targets. Calculate yours in 60 seconds:
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Other ways Ribeye Steak and Beef Sirloin stack up:
Full Ribeye Steak guide • Full Beef Sirloin guide • All comparisons