Standard-drink calculator

How many standard drinks are in a Martini?

Gin (or vodka) and dry vermouth, stirred.

1.8
standard drinks
36.3%
avg ABV
3
oz total

A cocktail's strength is the sum of the alcohol in each ingredient, not just one pour. Based on a typical recipe, a Martini contains about 1.09 fl oz of pure alcohol — roughly 1.8 standard drinks.

The recipe and the math

IngredientAmountABVStd drinks
Gin 2.5 oz 40% 1.67
Dry vermouth 0.5 oz 18% 0.15
Total 3 oz 36.3% 1.8

One US standard drink is 0.6 fl oz of pure alcohol. A heavier pour or a stronger recipe pushes the number up fast — see what counts as a standard drink or the standard drink calculator to check your own.

Calories aren't shown here because they depend heavily on mixers — juice, syrup, and cream vary widely. For a rough single-ingredient estimate, use the alcohol calorie calculator.

Frequently asked questions

How many standard drinks are in a Martini?

A typical Martini works out to about 1.8 US standard drinks. That's the sum of the pure alcohol in each spirit — 1.09 fl oz total — divided by 0.6 fl oz per standard drink.

How strong is a Martini?

Across about 3 oz of finished drink, a Martini averages roughly 36.3% ABV. Strength varies with the exact pour and recipe.