A 12 oz can of Coca-Cola has 39g of carbs — all sugar. Comparison across sizes, Coke products, and other sodas.
June 2, 2026 3 min read
A standard 12 oz can of Coca-Cola Classic has 39g of carbs, all of which are sugar — about 10 teaspoons. Diet Coke and Coke Zero Sugar both have 0g.
Coca-Cola by size
Size
Carbs
Sugar
Mini can (7.5 oz)
25g
25g
Can (12 oz)
39g
39g
Bottle (16.9 oz / 500ml)
55g
55g
Bottle (20 oz)
65g
65g
Fountain medium (21 oz)
60g
60g
Fountain large (32 oz)
91g
91g
2-liter bottle
226g
226g
Coke product line
Drink
Carbs (12 oz)
Coca-Cola Classic
39g
Cherry Coke
42g
Vanilla Coke
39g
Coke Zero Sugar
0g
Diet Coke
0g
Coca-Cola Life (where available)
24g
How other sodas compare (12 oz can)
Soda
Carbs
Coca-Cola
39g
Pepsi
41g
Dr Pepper
40g
Sprite
38g
Mountain Dew
46g
Sunkist Orange
52g
A&W Root Beer
46g
Blood sugar impact
A 12 oz Coke typically raises glucose 50-80 mg/dL within 30 minutes because liquid sugar hits the bloodstream almost instantly. It's why glucose tabs (15g of fast carbs) are recommended for hypoglycemia rather than candy.
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