Ounces to Kilograms (oz to kg) Conversion Online

Weight conversions seem tricky to many and monotonous to some. Despite using it most of the time, we use calculators whenever we need to convert. Converting ounces to kilograms may seem complicated, but it is very straightforward. A kilogram as a weight unit is commonly used in India for measuring body weight, food, vegetables, groceries, and much more. However, the ounce is popular worldwide and used for measuring food mostly, but the preferred measuring unit is the kilogramme.  

Every time you open a recipe that lays out measurements in ounces (oz) and you can’t figure out the numbers? Well, let’s learn how to convert 1 ounce to kg and understand the two values in detail. 

This article will give you an overview of ounces to kilogram – definitions, formulas, history, and examples.  

What is an Ounce?

An ounce is a measurement unit for weight, mass, or volume. The measuring unit comes from the Latin word “uncia,” which means “one-twelfth.” However, according to the Avoirdupois system, an ounce is 1/16th of an avoirdupois pound and roughly equal to 28.35 grammes, whereas a troy ounce weighs 31.10 grams.

The conventional unit of measurement for the United States and the United Kingdom is the ounce. In the US, it is mostly used to weigh body weight, groceries, and packaged food. Additionally, it is used to gauge the density of paper and fabric, boxing gloves, mail products, and more. The weight of precious metals like platinum, silver, gold, rhodium, palladium, and more is most frequently measured in ounces.

The ounce is denoted by the symbol ‘oz’ which is derived from the Italian and Spanish word, ‘onza.’ The ounce is the smallest unit of measurement, almost equal to the weight of a slice of bread. 

Current Use of Ounce

The United States and the United Kingdom frequently use the ounce as a unit of measurement. It is used to measure a variety of weights, including food items such as chips, bread, packaged foods, pencils, the mass density of cloth and paper, body weight, and more. While you can use this measurement for items like honey or yoghurt, it’s most typically used with dry ingredients. Ounces are a precise weight when they are mentioned in a recipe.

History of an Ounce

The word “ounce” is a derivative of Anglo-Norman French. It was referred to as Unce or ounce. However, the word onza, as it was abbreviated, came from mediaeval Italian. ‘Oncia’ is the current Italian word, while the metric system has long since taken over across the former Roman Empire’s territory. The units of measurement that are related to the ideas of mass and weight are grams and ounces, respectively. In the United States, ounces are frequently used to measure weight.

What is a Kilogram?

The kilogram is the base unit of mass in the metric system (International System of Units). It is denoted by the unit symbol ‘kg.’ A kilogramme is frequently used for applications in science, engineering, and commerce across the world. Colloquially, it is also known as a kilo. 

Scientifically, we can define the kilogram in the context of three fundamental physical constants: a specific atomic transition frequency, the speed of light, and the Planck constant. 

However, if we talk about its everyday use, it is used to measure the weight of people and basic objects, as well as food items such as flour, vegetables, butter, sugar, and more. 

Current Use of Kilogram

The kilogram has numerous applications in science, engineering, and business because it is the accepted unit for the measurement of mass. A kilogram is also employed in India and a few other nations to determine body weight. The United States weighs body mass in pounds, whereas countries such as India, Australia, and New Zealand use kilogrammes. For example, if a person weighs 90 kg, the same weight in the United States is equivalent to 198 lbs. Additionally, practically every nation on the globe uses a kilogram as a measuring unit.

History of Kilograms

The original definition of the kilogramme was framed in 1795. It referred to the mass of one litre of water. The original definition of the kilogram was approved to be within 30 parts per million. It was superseded as the measure of mass in 1799 by the platinum Kilogramme des Archives.

Most mass measurements include balancing. We determine the value of an unknown mass in terms of a known mass value by comparing the mass of the unknown body to the mass of a known body. Since gravity can affect the balance of both masses, balance can exist in space and in places where there is no gravitational pull. Thus, to measure mass, the SI unit is the kilogram. 

Relationship Between Ounces and Kilograms

The most important stage is to determine the relationship between the two units before conversion. It explains how 1 ounce to kg is equivalent to and vice versa. The relationship between ounces to kilograms can be defined as –

1 ounce = 0.0283495 kilogram

1 kilogram = 35.274 ounces

Now that we know the values of the two units and how they are related to each other, let’s understand how to convert an ounce to kg with formulas and examples.  

How to Convert Ounce to Kilogram?

The conversion of ounces to kilograms is quite simple. All you have to do is to multiply the value of ounces by 0.0283495. By resolving the equation, we can determine the value in kilos.

It is quite simple, right?

Well, once you know the ounce to kg formula and solve a few examples as described below, the ounce to kg conversion will be at your fingertips. 

Formula and Examples of Ounces to Kilogram Conversion

The formula to convert ounces to kg can be expressed as follows – 

Kilogram (kg) = Value of Ounce (oz) x 0.0283495

Let us go through a few examples to understand the ounce to kg conversion.

Example 1 – How many 6 ounces in a kg?

Answer: Put the value of ounces in the above equation, and the result will be –

Kilo = 6 x 0.0283495 = 0.1700097 kg

Hence, 6 ounces in a kg is equivalent to 0.1700097 kg. 

Example 2 – Convert 10 ounces to kg 

Answer: Following the same formula and steps as above, the result will be –

Kilogram = 10 x 0.0283495 = 0.283495 kg.

Hence, 10 ounces is equivalent to 0.283495 kg.

Example 3 – Convert 32-ounce to kg

Answer: Applying the same formula, the result is –

Kg = 32 x 0.0283495 = 0.907184 kg.

Thus, 32-ounce to kg is equivalent to 0.907184 kg.

Example 4 – Let’s try a bigger number to evaluate the value of ounces to kg. 

How many are 800 ounces in a kg?

Answer: With the same formula – the result is –

Kg = 800 x 0.0283495 = 22.6796 kg.

Thus, 800 ounces is equivalent to 22.6796 kilograms.

Don’t miss It!

Ounce to Kilograms Conversion Table

Difference between Ounces and Kilograms 

Ounces and Kilograms may sound similar but they differ in various contexts. Some of them are as follows:

FAQ’s About Ounces to Kilograms