A standard shot in the United States is typically 44 milliliters (ml) , which is equivalent to 1.5 fluid ounces. However, shot sizes vary by country and context, for example, in the UK a shot is around 25 ml, in Ireland 35.5 ml, and in some countries like Russia it can be 50 ml or more.

Overview of Shot Sizes by Region

• United States: 44 ml (1.5 oz) standard shot
• United Kingdom: 25 ml
• Ireland: 35.5 ml
• Germany: 20 ml
• Canada: 44 ml
• Russia, Poland, Bulgaria: 50 ml
• Israel, Italy, Japan: 60 ml

Other information

• A double shot in the US is often about 60 ml.
• Shot glasses usually hold between 44 ml to 60 ml for convenience.
• Shooters (blended or mixed drinks) can be larger, often 60 ml to 90 ml or more.

Thus, the typical answer to "how many ml is a shot" is 44 ml in the most common U.S. context, but it is good to be aware of variations internationally.