At home, water is usually measured using cups or bottles. An average-sized water bottle can store more water than a regular cup.
So, how many cups are in a standard water bottle? How many cups of water do you need to fill a 16.09 fluid oz bottle? You’ll get the answers to these questions and more in this article. Continue reading.
How Many Cups in a Water Bottle?
To find the number of cups in a bottle, you need to know the size of the bottle first. This is because the number of cups differs with the size of the bottle.
Most water bottle sizes include 8 fl oz, 12 fl oz, 16.9 fl oz, 20.0 fl oz, 24 fl oz and 33.84 fl oz. The 16.9 fluid-ounce bottle is the most popular option.
The table below shows the number of cups in water bottles of different sizes.

The volume of water in ounces | Number of cups |
---|---|
8 oz | 1 |
12 oz | 1.5 |
16.9 oz | 2.112 |
20 oz | 2.5 |
24 oz | 3 |
33.8 oz | 4.225 |
How Many Cups in a 16.09 oz Water Bottle?
A standard water bottle comes with a capacity of 16.9 ounces.
In this case, 2.112 cups of 8 ounces (most people use an 8-ounce cup for drinking water) will fill a 16.09-ounce water bottle.
For other standard size bottles, there is only a cup in an 8 oz bottle, 1 ½ cups for a 12 oz bottle, 2 ½ cups for a 20 oz bottle, 3 cups for a 24 oz bottle and 4.225 cups for a 33.8 oz bottle.
How many 16.09 oz bottles of water should I drink in a day?
There are several opinions on how much water you need to drink in a day. Health experts recommend 8 eight-ounce glasses, which equals half a gallon or 2 liters of water daily.
If you were to go by this, you’d have to drink about four 16.09 oz water bottles daily. But then, while 64 ounces might be enough for some people, it’s barely enough for others.
The number of 16.09 oz bottles of water you need to drink daily is subject to several factors, including health, gender, environment and exercise.
For instance, you need to take more water if you suffer from urinary tract stones or bladder infections. In simple terms, more than four 16.09 oz water bottles daily.
How many 16.9 oz bottles of water should you drink when pregnant?
You need to drink more water if pregnant to keep your system running for two. You need an extra 10 oz fluid of the normal 95 ounces daily ounces when pregnant. This totals 105 fluid ounces.
To get the number of 16.09 oz bottles you need to drink in a day when pregnant, divide 105 by 16.09. It equals 6.5 bottles.
Therefore, you need to drink 6 ½ bottles of 16.09 ounces daily when pregnant to stay hydrated.
FAQs
Q: How many fluid ounces are in a cup?
Q: Do 16 ounces equal 1 cup?
To find out the number of cups in 16 ounces, you just need to divide the number of ounces by 8.16 ounces divided by 8 = 2
16 ounces equals 2 cups.
Q: How many cups of water are in a 16 oz bottle?
Q: How many bottles of 16.9 oz water bottle are in a gallon?
There are about 8 bottles of 16.09 oz water bottles in a gallon.
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