 So, How many bottles of water equal a gallon? Here is the simple answer.

1. 7.57 bottles according to U.S Gallon
2. 9.47 bottles according to U.K Gallon

Now the main question is, how did I get this answer so accurately?

For this, I will like to give you two simple methods.

US Gallon:

According to this system, a single gallon of water equals 128 ounces.

1. Discover the ounces of the gallon.
2. As the standard, the gallon has 128 ounces. So, when you discover the ounce you only divided by 128.

UK Gallon:

This system presents that 1 gallon is equal to 160 ounces.

1. Again check the ounces of your gallon.
2. And this time you divided it by 160.

So, if you want to make a water drinking routine, you can take help from these calculations.

It is the safe to drink a whole gallon in a day?

Most people drink 8 glasses per day! and this is the basic rule of drinking water. And it is the half-gallon. However, many people ask about drinking gallons of water per day. But it depends on some factors. Like a person’s weight ad water drinking requirements. But if you feel illness and medical problem so, defiantly you can drink the whole gallon per day. However, it is not a necessary thing to do. It varies from person to person. All these researches do very hard on people.

How Many Bottles of Water Equal a Gallon?

Now, you have an idea about how many bottles are in a gallon. So, here are the calculations about how many glasses in one gallon.

As we have seen above that a U.S gallon contains 128 ounces. And the standard size of glass is 8 ounces of water. So, apply the same rule. As we did earlier. 