Wine Sweetness Scale & Style Guide
Explore the full spectrum of wine sweetness, from bone dry to lusciously sweet. Click any level to discover classic wines at that sweetness and learn what makes each style unique.
What is Residual Sugar?
Residual sugar (RS) is the natural grape sugar left in wine after fermentation. It is measured in grams per litre (g/L). During winemaking, yeast converts sugar into alcohol. If fermentation stops before all sugar is consumed, the remaining sugar gives the wine its sweetness. A wine with 0-1 g/L of RS tastes bone dry, while one with over 120 g/L is intensely, lusciously sweet. Perceived sweetness also depends on acidity, alcohol, and tannins, but RS is the primary measurable indicator.
The Sweetness Spectrum
Frequently Asked Questions
In wine terminology, 'dry' means the wine contains very little residual sugar, typically less than 9 grams per litre. When grapes ferment, yeast converts sugar into alcohol. A dry wine is one where nearly all the sugar has been consumed during fermentation, leaving little or no perceptible sweetness. Most table wines sold worldwide, including popular varieties like Cabernet Sauvignon, Pinot Grigio, and Sauvignon Blanc, are classified as dry.
Most Prosecco is technically off-dry, meaning it contains a small amount of residual sugar, typically 12-17 grams per litre for the most common 'Extra Dry' style. Despite the name, 'Extra Dry' Prosecco is slightly sweeter than 'Brut' Prosecco, which has less than 12 g/L. The perceived sweetness is balanced by the wine's lively acidity and carbonation, which is why many people experience Prosecco as refreshing rather than overtly sweet.
Residual sugar (RS) is the natural grape sugar that remains in a wine after fermentation has finished. It is measured in grams per litre (g/L). During winemaking, yeast consumes sugar and produces alcohol; if fermentation is stopped early or the sugar concentration is too high for yeast to consume entirely, sugar remains in the finished wine. Residual sugar ranges from virtually zero in bone-dry wines to over 400 g/L in intensely sweet styles like Tokaji Eszencia.
The sweetest wines in the world include Tokaji Eszencia from Hungary (which can exceed 450 g/L of residual sugar), German Trockenbeerenauslese (TBA), Canadian and German Ice Wine (Eiswein), and Pedro Ximénez Sherry from Spain. These wines are made from grapes that have been affected by noble rot (botrytis), frozen on the vine, or dried to concentrate their sugars. They are typically served in small portions as dessert wines and can age for decades.
If you find dry wines too tart or bitter, start with off-dry or medium-sweet wines that balance sweetness with acidity. Excellent entry points include Moscato d'Asti from Italy, Kabinett or Spätlese Riesling from Germany, Vouvray Demi-Sec from the Loire Valley, or a Gewürztraminer from Alsace. These wines offer approachable sweetness without being cloying, and their natural acidity keeps them fresh and food-friendly.