Side-by-side comparison

Coca-Cola (Classic) vs Diet Coke

Diet Coke wins by 27 points on FoodScore. Nutrient breakdown below — green values are better per field.

Verdict

FoodScore: Coca-Cola (Classic) scores 13/100, Diet Coke scores 40/100. Diet Coke wins by 27 points on added sugar (0g vs 10.6g per 100 g).

0/ 100

beverage

Coca-Cola (Classic)

Avoid · 8 fl oz

0/ 100

beverage

Diet Coke

Poor · 8 fl oz

Per 100gCoca-Cola (Classic)Diet Coke

Calories42 kcal0 kcal

Protein0 g0 g

Fiber0 g0 g

Total fat0 g0 g

Saturated fat0 g0 g

Added sugar10.6 g0 g

Sodium4 mg9 mg

Potassium0 mg0 mg

Calcium0 mg0 mg

Iron0 mg0 mg

Comparison uses per-100g nutrient values from USDA FoodData Central. Each field is marked in green for the option that is healthier on that specific row — but the final FoodScore weighs all fields together plus processing level (NOVA) to produce a single 0–100 number.