Home / Versus / Diet Coke vs Coca-Cola
Head to headDiet Coke vs Coca-Cola
Zero sugar against 39 grams of it — the sweetener question, graded with data.
Diet Coke takes it, 60 to 29. A 31-point gap. Zero sugar, all attitude, phosphoric bite. Coca-Cola’s case: The most successful sugar delivery system in history. Watch out: Sweetened with aspartame — the formula scores sugar, not sweeteners.
Tale of the tape
| Nutrient | Diet Coke per 100ml | Coca-Cola per 100ml |
|---|---|---|
| Calories | 0 ● | 39.4 |
| Protein | 0g | 0g |
| Total Fat | 0g | 0g |
| Saturated Fat | 0g | 0g |
| Dietary Fiber | 0g | 0g |
| Total Sugars | 0g ● | 11g |
| Sodium | 11mg ● | 12.7mg |
| Cholesterol | 0mg | 0mg |
| Potassium | 0mg | 0mg |
Red dot marks the winner of each row. Column bases differ because chain labels are per serving — the per-100-calorie comparisons below put them on equal footing.
Where Diet Coke wins
- No decisive edge — Diet Coke keeps it close everywhere.
Where Coca-Cola wins
- Coca-Cola has less sodium per 100 calories (Diet Coke has more).
Questions
Is Diet Coke healthier than Coca-Cola?
By our scoring, Diet Coke grades higher (60 vs 29). The full nutrient comparison is in the tale of the tape above.
Which has more protein, Diet Coke or Coca-Cola?
Diet Coke: 0g per 100 calories. Coca-Cola: 0g per 100 calories.
How many calories are in Diet Coke vs Coca-Cola?
Diet Coke: 0 calories per 100ml. Coca-Cola: 39 calories per 100ml.

