How many kilograms are in one Ounce?

One Ounce equals 0.02834949 kilograms.

How do you convert ounces to kilograms?

Use the conversion formula shown above or simply enter any value into our converter for an instant result.

Why use this Ounce to Kilogram converter?

Our converter uses internationally recognized conversion standards to provide accurate results for education, engineering, science, travel and daily calculations.

Can I convert decimal values?

Yes. You can convert whole numbers and decimal values with high precision.

Full Accuracy Guide

Ounce to kilogram Converter

Use this free Ounce to Kilogram converter to instantly convert Ounce (oz) into Kilogram (kg). Our calculator uses internationally accepted conversion standards to deliver fast, accurate, and reliable results for students, engineers, travelers, businesses, and everyday users.

What is a Ounce?

The ounce (oz) is an imperial and US customary unit of mass equal to one sixteenth of a pound. It is widely used for measuring food portions, precious metals, cosmetics, medicines, and small household items. Ounces provide greater precision when measuring lighter objects.

Ounce to Kilogram Formula

Kilogram = Ounce × 35.274

Multiply or divide the Ounce value using the conversion factor above to obtain the equivalent Kilogram value.

Worked Conversion Example

Example

Step 1

Start with 100 Ounce

Step 2

100 × 35.274

Step 3

2.83494925 Kilogram

Ounce to Kilogram Conversion Table

Ounce	Kilogram
1	0.02834949
2	0.05669899
5	0.14174746
10	0.28349493
20	0.56698985
25	0.70873731
50	1.41747463
100	2.83494925
250	7.08737314
500	14.17474627
1000	28.34949254

Common Uses of Ounce

Food serving sizes

Cooking ingredients

Jewelry

Medicine

Cosmetics

Packaging

Interesting Facts

16 ounces equal 1 pound.

The abbreviation for ounce is oz.

Ounces are commonly used for lightweight products.

Precious metals are often measured in troy ounces, which differ from standard ounces.

What is a Kilogram?

The kilogram (kg) is the internationally recognized base unit of mass in the International System of Units (SI). It is widely used for measuring body weight, groceries, industrial materials, luggage, and scientific data. Most countries use kilograms as the standard unit of weight in everyday life.

History of Ounce

The ounce has been used since ancient Roman times and later became part of the British imperial measurement system. Today it remains widely used in the United States and several industries worldwide.

Weight