Lowest calorie wine
Alcohol free wine is the lowest at 30 kcal a glass, and with alcohol a glass of prosecco is the lightest at 90 kcal.



Numbers for the portion shown, the same as on each food's page. Sports are for someone of about 70 kg.
The bubbles come out on top partly because the glass is smaller. Prosecco, champagne and cava are a 125 ml flute, a glass of wine is 150 ml at 125 kcal.
An Aperol spritz is a 200 ml glass and lands right next to wine at 125. Sangria and mulled wine bring fruit and sugar, so they are 160 and 200.
A bottle of wine is 625 kcal, about five glasses, and a bottle of champagne is 570, six flutes. Shared by four over dinner, the bottle is about 156 each.
Questions
Which wine has the fewest calories?
Of the wines with alcohol, prosecco at 90 kcal a glass, then champagne and cava at 95. Alcohol free wine is 30.
Is prosecco lower in calories than wine?
Per glass, yes: 90 for a 125 ml flute against 125 for a 150 ml glass of wine. Most of the gap is the size of the glass.
How many calories in a bottle of wine?
625 kcal for a 750 ml bottle. A large 175 ml glass is 145.
How many calories in an Aperol spritz?
About 125 kcal for a 200 ml glass, the same as a glass of wine.