When it comes to the size of a bottle of Hennessy cognac, the question of whether a “5th of Hennessy” refers to a 750ml bottle is a common one. To answer this, let’s take a closer look at the facts.
Understanding Bottle Sizes
In the realm of alcoholic beverages, bottle sizes can vary, and it’s important to have a clear understanding of the measurements typically used. In the case of Hennessy cognac, the standard bottle size is indeed 750ml.
The Origin of the Term “Fifth”
Interestingly, the term “fifth” is derived from the English measurement system, specifically referring to one fifth of a gallon. In the United States, a fifth of liquor traditionally represents 750ml, which is roughly equivalent to 25.4 fluid ounces. This measurement has become widely accepted and used in the industry.
Hennessy and Bottle Sizes
Hennessy, a renowned cognac producer, adheres to the industry standard bottle size of 750ml. This means that when you come across a bottle labeled as a “5th of Hennessy,” it is indeed referring to a 750ml bottle.
Comparing Prices
It’s worth noting that the information provided pertains to Canadian prices. While there may be cheaper alternatives available, when specifically considering a 750ml bottle of Hennessy cognac, there are no variations in terms of size and volume.

Conclusion
In conclusion, a “5th of Hennessy” does refer to a 750ml bottle. Understanding the terminology and bottle sizes used in the industry is essential to ensure you are purchasing the correct product. Hennessy follows the standard bottle size guidelines, making it easier for consumers to navigate and make informed choices when selecting their preferred cognac.