ounces to kilograms Converter
Type a value in ounces and get the answer in kilograms instantly — or convert the other way. The conversion uses the exact relationship 1 ounces = 0.0283495 kilograms, the same formula used in textbooks and engineering references.
Convert ounces to kilograms when American package sizes meet metric recipes or shipping forms. Divide ounces by 35.274 - or remember an ounce is about 28 grams and work in two hops. This converter skips the hops.
How to use
- Type your value into the ounces box — the kilograms result updates as you type.
- To go the other direction, type into the kilograms box instead and read the ounces result.
- Copy the result with one tap, or scan the reference table below for common values.
Frequently asked questions
How do you convert ounces to kilograms?
Multiply the number of ounces by 0.0283495. For example, 10 ounces = 0.283495 kilograms. The converter above does this for you and shows more decimal places than you will ever need.
How many kilograms are in one ounces?
Exactly 0.0283495 kilograms. This is a fixed definition, not an approximation, so the conversion is exact at any scale.
Is this converter accurate for professional use?
Yes — it uses full double-precision arithmetic and the official ounces-to-kilograms factor, so results are reliable for schoolwork, cooking, fitness, travel and technical work.
Can I convert kilograms back to ounces?
Yes. The converter is two-way: just type in the second box and the first box updates instantly with the reverse conversion.