Ribeye Steak vs Mahi Mahi

Side-by-side macro comparison. Ribeye Steak vs Mahi Mahi per their standard serving sizes.

Ribeye Steak

per 100g cooked

291 cal
24g Protein
0g Carbs
21g Fat
Full Ribeye Steak macros →
vs

Mahi Mahi

per 100g cooked

109 cal
23g Protein
0g Carbs
0.9g Fat
Full Mahi Mahi macros →

Macro Comparison Table

Macro Ribeye Steak Mahi Mahi Difference
Calories 291 cal 109 cal +167% Ribeye
Protein 24g 23g +4% Ribeye
Carbs 0g 0g 0% Ribeye
Fat 21g 0.9g +2233% 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. Mahi Mahi delivers 109 calories with 23g protein, 0g carbs, and 0.9g fat. The most meaningful difference: Mahi Mahi saves 182 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, Mahi Mahi gives you 182 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), Mahi Mahi 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. Ribeye Steak delivers 24g 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 Mahi Mahi are keto-friendly with under 10g carbs per serving.

Frequently Asked

Which has more protein, Ribeye Steak or Mahi Mahi?

Ribeye Steak has more protein: 24g vs 23g per serving. That's a difference of 1g.

Which has fewer calories, Ribeye Steak or Mahi Mahi?

Mahi Mahi has 109 calories per serving vs 291 calories in Ribeye Steak — a difference of 182 calories.

Is Ribeye Steak or Mahi Mahi better for keto?

Mahi Mahi is the better keto choice at 0g carbs per serving vs 0g carbs in Ribeye Steak.

Is Ribeye Steak or Mahi Mahi better for weight loss?

For weight loss, Mahi Mahi gives you more calorie flexibility (182 cal less per serving). For preserving muscle during a deficit, Mahi Mahi delivers more protein per calorie. Most people on cuts benefit from Mahi Mahi.

Which Is Better for Your Goal?

🔥 Weight Loss

Mahi Mahi

Higher protein-to-calorie density + lower absolute fat = more satiety per calorie.

💪 Muscle Gain

Ribeye Steak

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:

→ Calculate My Macros (Free)

Related Comparisons

Other ways Ribeye Steak and Mahi Mahi stack up:

Full Ribeye Steak guideFull Mahi Mahi guideAll comparisons