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Alcohol Content

What does 40% ABV mean?

Quick answer

40% ABV means 40 percent of the liquid's volume is pure alcohol. NIAAA lists 80-proof distilled spirits such as gin, vodka and whiskey at 40% alcohol by volume, and a 1.5 fl oz shot of them counts as one standard drink.

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Alcohol Content and Calories Chart (PDF)

ABV, proof, calories, carbs and grams of alcohol per serving for beer, wine, spirits and liqueurs. Every line shows its source and the date we read it. Print it or keep it on your phone.

  • Typical beer, wine and spirits strengths from the NIAAA
  • USDA values for typical drinks and the makers' own figures for Kahlua, Baileys, Cointreau, Patron, Tito's and more
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What 40% ABV looks like in a glass

NIAAA’s standard drink page lists 1.5 fl oz of 80-proof spirits at 40% as one standard drink, equal to 14 grams (0.6 fl oz) of pure alcohol. Brandy and cognac are listed at the same strength.

Compared with other drinks

Drink Typical ABV One standard drink
Regular beer 5% 12 fl oz
Table wine 12% 5 fl oz
Fortified wine 17% 3-4 fl oz
80-proof spirits 40% 1.5 fl oz

A smaller serving of stronger liquor has the same alcohol as a bigger serving of weaker drinks. NIAAA’s chart puts a 750 ml bottle of 40% spirits at about 17 standard drinks.

Use the standard drink calculator for other strengths. ABV on a label can vary, so check your bottle.

People also ask

Is 40% ABV the same as 80 proof?

NIAAA pairs "80-proof distilled spirits" with 40% alcohol by volume.

How many drinks are in a bottle of 40% spirits?

About 17 standard drinks in a 750 ml bottle, per NIAAA.

How much is one drink of 40% liquor?

1.5 fl oz, which holds 0.6 fl oz or 14 grams of pure alcohol.

General information only, not medical or legal advice. If you have a health condition, take medicines or are pregnant, ask your doctor before drinking alcohol. Never drink and drive.

Sources

  1. NIAAA: What is a standard drink?, read 4 Nov 2026
  2. NIAAA: The Basics: Defining How Much Alcohol is Too Much, read 4 Nov 2026
Written by A to Z Alcohol Editorial Team · Published Nov 7, 2026 · Updated Nov 7, 2026
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