Sardines vs Tuna: Nutrition Comparison
A detailed side-by-side comparison of sardines and tuna, including calories, macronutrients, and which is better for your dietary goals.
Calorie & Macro Comparison
When comparing sardines and tuna per serving, tuna contains 76 fewer calories (37% less). Here is how they stack up across all major nutrients:
| Nutrient | Sardines (1 can (92g)) | Tuna (1 can drained (165g)) | Winner |
|---|---|---|---|
| Calories | 208 | 132 | Tuna Lower |
| Protein | 25.0g | 28.0g | Tuna More |
| Carbs | 0.0g | 0.0g | Tuna Lower |
| Fat | 11.0g | 1.0g | Tuna Lower |
| Fiber | 0.0g | 0.0g | Tuna More |
Per 100g Comparison
Comparing per 100 grams gives a standardized view that accounts for different serving sizes. This is especially useful when deciding how much of each food to include in your meals.
| Per 100g | Sardines | Tuna |
|---|---|---|
| Calories | 226.1 | 80.0 |
| Protein | 27.2g | 17.0g |
| Carbs | 0.0g | 0.0g |
| Fat | 12.0g | 0.6g |
| Fiber | 0.0g | 0.0g |
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Visual Comparison
See how sardines and tuna compare at a glance with these charts:
Which Is Better For...
Weight Loss Tuna
Tuna wins for weight loss with fewer calories and more fiber. When trying to lose weight, choosing foods with fewer calories and more fiber helps you stay full longer without consuming excess energy. Tuna has 132 calories per serving with 0.0g of fiber, making it a solid option for anyone watching their calorie intake. That said, both foods can fit into a weight loss diet when portioned correctly.
Muscle Building Tuna
Tuna is the better choice for muscle building with 28.0g of protein per serving compared to 25.0g. Protein is the primary macronutrient responsible for muscle repair and growth. To maximize muscle protein synthesis, aim for 1.6 to 2.2 grams of protein per kilogram of body weight daily. Pairing your protein source with resistance training is essential for the best results. Both sardines and tuna can contribute to your daily protein target as part of a balanced diet.
Low-Carb / Keto Tuna
Tuna is more suitable for low-carb diets with only 0.0g of carbs per serving versus 0.0g. On a standard ketogenic diet, you aim for 20 to 50 grams of net carbs per day. Choosing the lower-carb option lets you stay within your carb budget while still enjoying the other nutritional benefits. Keep in mind that net carbs equal total carbs minus fiber, so a food with high fiber relative to its total carbs is even more keto-friendly.
Key Takeaways
Both sardines and tuna have their place in a healthy diet. Here is a quick summary to help you decide:
- ✓ Sardines has 208 calories, 25.0g protein, 0.0g carbs, and 11.0g fat per 1 can (92g).
- ✓ Tuna has 132 calories, 28.0g protein, 0.0g carbs, and 1.0g fat per 1 can drained (165g).
- ✓ For weight loss, tuna has the edge.
- ✓ For muscle building, tuna provides more protein.
- ✓ For low-carb diets, tuna is the better pick.
The best food is the one that fits your personal goals, preferences, and overall meal plan. Use the Calory app to track both foods and see how they fit into your daily targets.
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