Ounces To Grams Conversion


1 oz = 28.35 g

Want to convert from grams to ounces instead?

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How to convert ounces to grams (oz to g)

The formula for converting ounces to grams is: g = oz × 28.35. To calculate the ounce value in grams first substitute the ounce value into the preceding formula, and then perform the calculation. If we wanted to calculate 1 ounce in grams we follow these steps:

g = oz × 28.35

g = 1 × 28.35

g = 28.35

In other words, 1 ounce is equal to 28.35 grams.

Example Conversion

Let's take a look at an example. The step-by-step process to convert 5 ounces to grams is:

  1. Understand the conversion formula: g = oz × 28.35
  2. Substitute the required value. In this case we substitute 5 for oz so the formula becomes: g = 5 × 28.35
  3. Calculate the result using the provided values. In our example the result is: 5 × 28.35 = 141.75 g

In summary, 5 ounces is equal to 141.75 grams.

Converting grams to ounces

In order to convert the other way around i.e. grams to ounces, you would use the following formula: oz = g ÷ 28.34952. To convert grams to ounces first substitute the gram value into the above formula, and then execute the calculation. If we wanted to calculate 1 gram in ounces we follow these steps:

oz = g ÷ 28.34952

oz = 1 ÷ 28.34952

oz = 0.0352739658378695653400833594361

Or in other words, 1 gram is equal to 0.0352739658378695653400833594361 ounces.

Conversion Unit Definitions

What is a Ounce?

The ounce, symbolized as "oz", is a unit of weight commonly used in various countries, including the United States and the United Kingdom. It is part of the avoirdupois system of measurement, which is one of the systems in the U.S. customary system.
Here are some more details about the ounce:
  1. Weight Measurement: The ounce is primarily used to measure weight. It is a smaller unit of weight compared to pounds and kilograms. One ounce is equal to 1/16th of a pound or approximately 28.35 grams. Conversely, one pound is equal to 16 ounces.

  2. Avoirdupois System: The ounce is part of the avoirdupois system, which is commonly used for everyday weight measurements in countries like the United States. In this system, the pound is the primary unit, and it is divided into ounces. The ounce is further subdivided into smaller units like drams and grains.

  3. Fluid Ounce: It's important to note that there is also a fluid ounce (symbolized as "fl oz"), which is used to measure volume in the context of liquids. However, in this context, we are specifically discussing the ounce as a measure of weight.

  4. Common Uses: The ounce is commonly used in various contexts, such as measuring the weight of food items, ingredients in cooking and baking, and small objects. It is also used in commercial packaging and for measuring the weight of certain goods and products.

  5. Symbol: The symbol for ounce is "oz". For example, a weight measurement of 8 ounces would be written as 8 oz.

  6. International Usage: While the ounce is primarily used in the United States and a few other countries, it is not as widely adopted internationally. Most countries have transitioned to the metric system, where the gram and kilogram are the standard units of measurement for mass.

  7. Conversion: The ounce can be converted to other units of weight. For example, one ounce is equal to approximately 28.35 grams. Conversely, one gram is approximately 0.0353 ounces. It's important to use conversion factors or conversion tables to accurately convert between different units of weight.

What is a Gram?

The gram is a unit of mass in the metric system, which is widely used around the world for measurement purposes. It is a smaller unit of mass compared to units like kilograms and tons. The gram is named after the French mathematician and scientist Louis Antoine de Saint-Just, who introduced the concept of the metric system.
Here are some more details about the gram:
  1. Metric System: The gram is part of the metric system, which is a decimal-based system of measurement used internationally. The metric system provides a coherent and standardized approach to measuring various quantities, including mass.

  2. Mass Measurement: The gram is used to measure the mass or weight of an object. It is a unit of mass that is equivalent to one-thousandth of a kilogram (1 gram = 0.001 kilograms). Conversely, one kilogram is equal to 1,000 grams.

  3. Conversion: The gram can be easily converted to other metric units. For example, one gram is equal to 1,000 milligrams or 0.001 kilograms. Similarly, one kilogram is equal to 1,000 grams or one million milligrams.

  4. Symbol: The symbol for grams is "g". For example, a mass measurement of 250 grams would be written as 250 g.

  5. Common Uses: The gram is commonly used in various contexts for measuring the mass of objects. It is widely used in scientific experiments, pharmaceuticals, cooking recipes, food labeling, and everyday weight measurements. It is a practical unit for measuring small to moderate masses.

  6. Subdivisions: The gram is a relatively small unit of mass, and it can be further divided into smaller units for more precise measurements. For example, one gram is equal to 1,000 milligrams or one million micrograms.

  7. International Usage: The gram is universally accepted and used internationally as a standard unit of mass measurement. It is embraced in most countries that have adopted the metric system. Its usage promotes consistency and facilitates communication, collaboration, and compatibility across various fields and regions.

Ounces To Grams Conversion Table

Below is a lookup table showing common ounces to grams conversion values.

Ounce (oz)Gram (g)
1 oz28.35 g
2 oz56.7 g
3 oz85.05 g
4 oz113.4 g
5 oz141.75 g
6 oz170.1 g
7 oz198.45 g
8 oz226.8 g
9 oz255.15 g
10 oz283.5 g
11 oz311.85 g
12 oz340.2 g
13 oz368.55 g

Ounces To Grams Conversion Chart