Ounce(Oz) to Grams Conversion &Uses With Examples

To convert any weight to another unit of weight is not such a difficult task as you think it is. However, if you know the value of the units that you have to convert, it becomes even easier to perform. Furthermore, this case is also the same if you know the conversion value of one ounce, then you can easily convert ounces to grams. Let’s start with the basic definition of both units.

Key Takeaways

  • The ounce (referred to simply: oz; the old Italian term onza, now written oncia) is basically a unit of mass/ weight in several different systems, including multiple mass systems that are a part of the metric and United States regulatory systems. System to system might differ in its size. The worldwide avoirdupois ounce, which weighs about 28.35 grams, and the worldwide troy ounce, which weighs about 31.1 grams, are the two ounces that are used the most frequently nowadays.
  • The fundamental unit of weight in the measuring units is the gram, abbreviated as g, which is equal to 0.001 kilograms. In the cgs system, a gram serves as the unit of mass. An ounce of mass is equal to around 453.6 grams, or 0.035 avoirdupois ounces, or 0.0022 ounces.

Index of Contents

What is an ounce?

A British customary measuring system refers to several weight, mass, and volume quantities by the term “ounce.” A common avoirdupois ounce is approximately 1/16 of a standard avoirdupois ounce or 28.3 grams. In the United States, this is mainly used to measure meal portions, packaged food items, mail parcels, and fabric area density, along with boxing gloves. The troy ounce, which equals 31.1034768 grams, is another unit of measurement presently in use. It is used to determine the mass of precious metals like platinum, silver, gold, and palladium, as well as rhodium. Ounce force is a unit of weight based on a standard ounce under the laws of gravity. An ounce of liquid is used to measure volume.

What is a gram?

A mass measuring unit in the metric system is a gram. It was once referred to as the absolute weight for a volume of pure water equivalent to a cube of one-hundredth of a part, as well as for temperatures when the ice melts. Gram is currently referred to as 1/1000th of a kilogram, which is the SI’s fundamental unit (International System of Units).

Ounce vs Gram

To start, you need to be aware of conversions such as the number of grams in an ounce and the number of ounces in a gram. 28.34952 grams make up one ounce in grams. The equivalent weight of 1 gram in ounces is around 0.035274 ounces. Additionally, you should look up the number of ounces in an ounce, which may be calculated using gram and kilogram measures. This method also makes the ounces to ounces calculations available.

Ounce to grams conversion

Using this calculating technique, you can quickly convert between ounces and grams: 1 ounce (oz) is equal to 28.34952 grams. You may get the final amount in grams by simply multiplying the amount in ounces by 28.34952. This will allow you to convert seamlessly between ounces and grams. By dividing the number in grams by 0.035274, you may easily convert grams to ounces.

The formula for converting ounces to grams

When it comes to the conversion of oz to g, there is a single-step formula. With the help of the following formula, you can easily perform the conversion of an ounce to grams:

G = Oz/0.035274


12oz to grams

12.0 Ounces (oz) = 340.194 g

1 g = 0.035274 oz (1 oz = 28.3495 g)


55oz to grams

55.0 Ounces (oz) = 55 * 28.3495 = 1559.2225 g

The Oz to g approach may also be applied in an easy way. For instance, using the formula above, the result for converting 5 ounces to grams is 141.7476 grams. This way you can easily find out more values in terms of ounces and grams.

Uses of Ounce

There are now three different types of ounces in use: international avoirdupois, international troy, and metric ounces. In North America, the UK, and Asia, it serves as a unit of measurement for the area density of the textile fabric. In the case of a PCB, it is also used to measure copper thickness (printed circuit board). It is also utilized in many nations to measure portions, packaged goods, and mail shipments.

Uses of Grams

For non-liquid substances used in cooking and supermarket shopping, the Gram is a commonly used measuring unit. The majority of regulatory requirements and regulations for packaged food nutrition labels require that relative contents be given on a per-100-g ratio of the product base. This indicates that the final value can be interpreted as a particular percentage by weight.


Now that you know everything about these two widely used units, you can easily convert one from the other. No matter what, anyone with basic arithmetic knowledge can utilize this formula and get the new value. We hope that you will find the post helpful. For regular updates, follow us, and we will keep bringing such useful content for you.


  1. How do I convert ounces to grams?

28.34952 grams make up one ounce (oz). You may get the answer in grams by multiplying the number of ounces by 28.34952.

  1. How many ounces are in a single gram?

There are 0.035274 ounces in 1 gram. 

  1. How many grams does an ounce weigh?

There are 28.34952 grams in 1 ounce. For example, 12oz to grams will be = 12*28.3495 = 340.194 g

  1. How do you convert ounces to grams using a formula?

The conversion formula is G = Oz/0.035274

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Shivangi Shrivastava

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