Welcome to our webpage that converts 100 ml to oz. Most of the world uses the metric system nowadays, because the measurements and units make more sense. A thousand meters is a kilometer, and a thousand milliliters is a liter. That’s easier to understand than 1,760 yards to a mile and 128 ounces to a gallon. So we wanted to show you the fluid ounce (fl oz) equivalent of 100 ml and the process of converting 100 ml to oz. Of course, it’s not going to be a cut and dried process. That’s because the English system of measurement can be confusing. Did you know that the ounce has different meanings, when used for solids and liquids? It can be a unit of mass as well as volume for solids.

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100 ML to OZ Converter


Let’s see at how to convert 100 ml to oz. If you already know what kind of fluid ounce unit you’re using, then it’s a simple matter of using this converter. First enter 100 in the blank field where it says “ML”.

The in the volume unit menu, pick one of the 3 options:

US customary fluid ounce (US fl oz)US food label, orUK/Imperial fluid ounce (UK fl oz).

The converter will automatically process the 100 ml to oz conversion, and the result you want will appear in the FL OZ field. Click the “Reset” button if you need to convert a new ml amount to the type of fluid ounce unit you want to use.

You can use this converter to actually convert any amount of ml into the type of fl oz (fluid ounce) you want. If you’re going to do that on a regular basis, you should just bookmark this page.

Fluid ounces abbreviations: “fl oz”, “fl. oz.”, “oz. fl”.

100 ML to OZ – Unit Definition

What is a Milliliter? This one is simpler. Once you know how much liquid there is in a liter, you only need to divide it by its conversion factor which equals 1,000. That results in 1 milliliter. That’s what “milli-” means—1/1000. When you have 1,000 ml, that’s actually 1 liter.

What is an Ounce? For this web page, we’re talking about fluid ounces (fl oz). We’re not talking about ounces that are used to measure solids like metals. A fluid ounce (fl oz) is just to measure the volume of a liquid.

So what are those different fluid ounce versions all about? The problem is that you first need to know what kind of fluid ounce you’re using. If you’re a US citizen, then you’re probably using the US customary fluid ounce (US fl oz).

If you’re in the US or putting in the milliliter equivalent in a food or nutrition label, there’s a different ml equivalent. If you’re using UK or imperial fluid ounces (UK fl oz), you again have a slightly different ml equivalent.

100 ML to OZ Conversion Chart

Check out our quick handy conversion chart you can use in case you need to memorize the conversion factors. In case you want even an easier solution or don’t want to use the ML to OZ (milliliters to ounces) converter be free to bookmark this page.


QuantityUS Customary Fl ozUK (Imperial) Fl ozUS Nutrition labeling
100 ml3,38 fl oz3,52 fl oz3,33 fl oz

100 ML to OZ

So before you can convert 100 ml to oz (fluid ounces), first you have to decide which version of the fluid ounce you want to use. The point here is that you want your readers to understand the amount of the fluid you’re talking about in your text. An American reader may have a different idea of what a fluid ounce means, compared to what a British subject will think of.

It’s true that most people around the world will understand how much there is in 100 ml. By converting the 100 ml to oz (fluid ounce), you’re clarifying the amount for people who may not be all that familiar with the metric system of liters and milliliters. You can communicate your amount better with those who use the English system of measurement.

100 ML to US FL OZ

If you’re communicating to an American readership, you’ll want to use the US fluid ounce. Here, the ratio is 29.5735295625 ml to 1 fluid ounce.

To get the proper amount in fluid ounce, you have to divide your amount of ml by 29.5735295625 ml. So take your calculator and compute for 100 ÷ 29.5735295625 ml. The result will be 3,38 fl oz (fluid ounces) when rounded off.

100 ML to US FL OZ for Food (Nutrition) Labeling

What if you got your ml amount from a food label and you want to know the US fluid ounce equivalent? The rule for food labels is that a fluid ounce is equal to 30 ml. So you need to divide 100 by 30, and you get 3,33 fl oz when rounded off.

100 ML to UK (Imperial) FL OZ

Now if you’re communicating with UK readers, you need to use UK or imperial fluid ounces. A UK fluid ounce is equal to 28.4130625 ml. So divide your 100 ml by 28.4130625, and you get 3,52 fl oz rounded off.

Convert 100 ML to OZ

As you can see, the number you have to use to divide 100 can be very impractical and unwieldy. It can be very tedious to type those long strings of numbers. But you can also round them off, so the results you get aren’t all that far off from the more accurate computation.

For US fl oz, divide the ml amount by 29.58 to get the fl oz. So 100 ml to oz is 3,38 when rounded off.For the ml amount found on US food labels, get the US fluid ounce equivalent by dividing the ml amount by 30. Again, you divide 100 by 30 and you get 3,33 fluid ounces (fl oz).For the UK (Imperial) fluid ounce, divide 100 ml by 28.41 and you get 3,52 UK fl oz.

Most frequently searched ML to OZ (milliliters to ounces) conversions:

How Many Ounces is 100 ML?

If you’ve come straight to this section to find the answer, here are the answers you need:

If you’re talking to Americans, you tell them that 100 ml (milliliters) is equal to 3,38 fl oz (fluid ounces) when rounded off.If you took the ml amount from a food label and you want to find the US fl oz equivalent, then 100 ml is actually 3,33 fl oz (fluid ounces).If you wish to communicate more clearly with UK readers, then you can tell then that 100 ml is the same as 3,52 fl. oz.

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