Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Steak vs Tuna: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Tuna is generally healthier

Tuna comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (132 vs 271), more protein (29g vs 25g), less sodium (41mg vs 54mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Tuna

132 kcal

More Protein

Tuna

29g

More Fiber

Steak

0g

Less Sugar

Steak

0g

Visual Comparison

Caloriesper 100g
Steak
271
Tuna
132
Proteinper 100g
Steak
25g
Tuna
29g
Carbohydratesper 100g
Steak
0g
Tuna
0g
Fatper 100g
Steak
19g
Tuna
1.3g

Side-by-Side Nutrition Table

NutrientSteakTunaDifference
Calories271kcal132kcal+139.0kcal
Protein25g29g-4.0g
Carbohydrates0g0g0.0g
Fat19g1.3g+17.7g
Fiber0g0g0.0g
Sugar0g0g0.0g
Sodium54mg41mg+13.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Steak

Per 100g:271 calories
Per cup (150g):407 calories
Per serving (85g):230 calories

Tuna

Per 100g:132 calories
Per cup (150g):198 calories
Per serving (85g):112 calories

Diet Compatibility

Steak

KetoLow-CarbHigh-ProteinPaleoLow-Sodium

Tuna

Low-CarbHigh-ProteinPaleoLow-Sodium

When to Choose Steak

  • More fiber (0g vs 0g)
  • Lower in carbs (0g vs 0g)
  • Less sugar (0g vs 0g)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Steak nutrition →

When to Choose Tuna

  • Lower in calories (132 vs 271)
  • Higher in protein (29g vs 25g)
  • Lower sodium (41mg vs 54mg)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Tuna nutrition →

Steak vs Tuna: Nutritional Analysis

Steak is more calorie-dense at 271 calories per 100g compared to 132 for Tuna, a difference of 139 calories. On the protein front, Tuna delivers more with 29g per 100g versus 25g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Steak and Tuna tell different nutritional stories. Steak provides 0g of carbohydrates, 19g of fat, and 0g of fiber per 100g, while Tuna contains 0g carbs, 1.3g fat, and 0g fiber.

Key Takeaways

  • For weight management: Tuna is the lower-calorie choice at 132 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Tuna provides more protein (29g/100g), supporting muscle repair and growth.
  • For sustained energy: Steak offers more fiber (0g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Steak or Tuna?

Steak has more calories with 271 kcal per 100g, compared to Tuna with 132 kcal. That's a difference of 139 calories per 100g serving.

Is Steak healthier than Tuna?

Based on our nutritional analysis, Tuna is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Tuna has 132 calories, 29g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Steak and Tuna?

Tuna has more protein with 29g per 100g, compared to Steak with 25g. Tuna provides 4.0g more protein per 100g serving.

Which is better for weight loss, Steak or Tuna?

For weight loss, Tuna is the better choice with only 132 calories per 100g compared to 271 calories in Steak. Tuna also offers 0g of fiber per 100g, which helps you feel fuller longer.

Does Steak or Tuna have fewer carbs?

Steak and Tuna have the same carbohydrate content at 0g per 100g.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.