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Bacon vs Tinned Tuna: Calories Compared
Tinned Tuna is lower in calories (86 vs 417 per 100g). Bacon has 12.6g protein per 100g versus 19.4g in Tinned Tuna.
Per typical serving, Bacon provides 192 kcal (based on a 46g portion) versus Tinned Tuna at 142 kcal (165g). The average adult needs around 2,000 calories per day, so bacon contributes 9.6% and tinned tuna contributes 7.1% of that daily target per serving. Getting these numbers right for your own portions starts with a digital kitchen scale.
Full nutrition comparison (per 100g)
| Nutrient | Bacon | Tinned Tuna |
|---|---|---|
| Calories | 417 kcal | 86 kcal |
| Protein | 12.6g | 19.4g |
| Carbohydrates | 1.3g | 0g |
| of which Sugars | 1g | 0g |
| Fat | 39.7g | 1g |
| of which Saturates | 13.3g | 0.2g |
| Fibre | 0g | 0g |
| Sodium | 662mg | 247mg |
| Potassium | 198mg | 179mg |
| Calcium | 5mg | 17mg |
| Iron | 0.4mg | 1.6mg |
| Vitamin C | 0mg | 0mg |
| Vitamin A | 11µg | 17µg |
| Selenium | 20µg | 71µg |
| Riboflavin (B2) | 0.1mg | 0.1mg |
Nutrient-by-nutrient breakdown
- Calories: Bacon has more (417kcal vs 86kcal per 100g) — a difference of 331kcal. Tinned Tuna is the lower-calories option if that is your priority.
- Protein: Tinned Tuna has more (19.4g vs 12.6g per 100g) — a difference of 6.8g. Tinned Tuna is the stronger source of protein here.
- Carbohydrates: Bacon has more (1.3g vs 0g per 100g) — a difference of 1.3g.
- Sugars: Bacon has more (1g vs 0g per 100g) — a difference of 1g. Tinned Tuna is the lower-sugars option if that is your priority.
- Fat: Bacon has more (39.7g vs 1g per 100g) — a difference of 38.7g. Tinned Tuna is the lower-fat option if that is your priority.
- Saturated fat: Bacon has more (13.3g vs 0.2g per 100g) — a difference of 13.1g. Tinned Tuna is the lower-saturated fat option if that is your priority.
- Fibre: both foods contain the same amount (0g per 100g).
- Sodium: Bacon has more (662mg vs 247mg per 100g) — a difference of 415mg. Tinned Tuna is the lower-sodium option if that is your priority.
- Potassium: Bacon has more (198mg vs 179mg per 100g) — a difference of 19mg. Bacon is the stronger source of potassium here.
- Calcium: Tinned Tuna has more (17mg vs 5mg per 100g) — a difference of 12mg. Tinned Tuna is the stronger source of calcium here.
- Iron: Tinned Tuna has more (2mg vs 0mg per 100g) — a difference of 1mg. Tinned Tuna is the stronger source of iron here.
- Vitamin c: both foods contain the same amount (0mg per 100g).
- Vitamin a: Tinned Tuna has more (17µg vs 11µg per 100g) — a difference of 6µg. Tinned Tuna is the stronger source of vitamin A here.
- Selenium: Tinned Tuna has more (71µg vs 20µg per 100g) — a difference of 51µg. Tinned Tuna is the stronger source of selenium here.
- Riboflavin (b2): both foods contain the same amount (0mg per 100g).
Live serving-size calculator
Enter any amount for each food — every figure below recalculates instantly, with % of daily value shown for each nutrient (based on a standard 2,000-calorie reference diet).
| Nutrient | Bacon | % DV | Tinned Tuna | % DV |
|---|
* % Daily Value based on a 2,000-calorie reference diet, the same basis used on nutrition labels in the US and UK. Figures update live as you change the amounts above — no page reload.
Substituting one for the other
When substituting one protein source for another, cooking time and method may need adjusting — leaner cuts cook faster and can dry out more easily than fattier ones.
Useful for comparing these foods
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Which should you choose?
If your priority is fewer calories, Tinned Tuna is the lower-calorie option at 86 kcal per 100g. If you need more protein, Tinned Tuna provides more at 19.4g per 100g. For lower carbohydrates, Tinned Tuna has fewer carbs at 0g per 100g.
Both bacon and tinned tuna can form part of a healthy, balanced diet. The best choice depends on your individual goals — whether that is weight management, muscle building, or simply hitting your daily nutritional targets. A meal prep container set makes it easy to portion whichever you choose.
Frequently Asked Questions
Which has more calories, Bacon or Tinned Tuna?
Bacon has 417 calories per 100g while Tinned Tuna has 86 calories per 100g. Bacon is higher in calories by 331 kcal per 100g.
Which has more protein, Bacon or Tinned Tuna?
Bacon contains 12.6g of protein per 100g. Tinned Tuna contains 19.4g of protein per 100g. Tinned Tuna has more protein.
Is Bacon healthier than Tinned Tuna?
Bacon has 417 kcal, 12.6g protein, 1.3g carbs and 39.7g fat per 100g. Tinned Tuna has 86 kcal, 19.4g protein, 0g carbs and 1g fat per 100g. Which is healthier depends on your goals — higher protein, lower calorie and lower fat foods are generally preferred for weight management.
Which has more fibre, Bacon or Tinned Tuna?
Bacon contains 0g of fibre per 100g, and Tinned Tuna contains 0g per 100g. Bacon has more fibre. Fibre supports digestion and helps with feeling fuller for longer.
How many calories per serving — Bacon vs Tinned Tuna?
A typical 2 rashers of bacon (46g) is around 192 calories. A typical 1 can, drained of tinned tuna (165g) is around 142 calories — a difference of 50 kcal per serving in favour of tinned tuna.
Can I substitute Bacon for Tinned Tuna in recipes?
When substituting one protein source for another, cooking time and method may need adjusting — leaner cuts cook faster and can dry out more easily than fattier ones.
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Figures per 100g from the USDA FoodData Central database (CC0 1.0).