What is the alcohol content of wine?
Quick answer
Wine alcohol content typically ranges from 5.5% to 16% ABV. Still wines usually fall between 12% and 14.5%. Fortified and dessert wines can reach 16-22%.
Detailed answer
A wine's alcohol level is a direct result of fermentation: yeast converts grape sugar into ethanol and CO2. As a rule of thumb, 17 grams of sugar per litre yield roughly 1% alcohol.
Climate plays a major role. Warm regions (southern Spain, Australia, California) produce riper, sugar-rich grapes, resulting in wines at 14-16%. Cool regions (Mosel, Loire, England) deliver wines at 8-12%. Climate change is pushing average levels higher: according to a 2020 INRAE study, the average ABV of French wines rose by 1.3 percentage points over 30 years.
EU regulations require a minimum of 8.5% ABV for most appellation wines and 9% for PDO wines. There is no legal maximum, but above 15% the wine is generally classified as fortified or naturally sweet (Port, Madeira, Banyuls).
Grape variety also influences alcohol potential. Zinfandel, Grenache, and Shiraz naturally reach 14-16%, while Riesling, Moscato, and Gamay often stay below 13%.
For drinkers, ABV directly affects calorie count (7 kcal/g of ethanol), mouthfeel (warmth, roundness), and how quickly blood alcohol rises. A 150 ml glass at 14% contains 16.7 g of pure alcohol — about 1.3 standard units.