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Convert Ounces to Kilograms

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Cooking Converter
10 sig. figures

Not needed for same-type conversion

Formula1 oz ร— 0.02834952313 = 0.02834952313 kg
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About Cooking Conversions

Cooking conversions carry an extra step: volume and weight only connect through each ingredient's density. A cup of flour is about 120 grams, a cup of sugar about 200, a cup of honey about 340. Apply one volume-to-weight ratio to all three and the recipe fails. Professional bakers weigh their ingredients for exactly this reason, though most home recipes, American ones especially, still measure by the cup. The conversions below pull density data for 60 common ingredients from USDA databases, so cups, tablespoons, teaspoons, and grams line up for the specific thing you are measuring.

Quick Conversions

OuncesKilograms
1 oz0.0283495 kg
2 oz0.056699 kg
5 oz0.141748 kg
10 oz0.283495 kg
25 oz0.708738 kg
50 oz1.41748 kg
100 oz2.83495 kg
250 oz7.08738 kg
500 oz14.1748 kg
1000 oz28.3495 kg
Unit NameSymbolPer 1 Ounce
Cupcup0.119826
Fluid Ouncefl oz0.958611
Gramg28.3495
Kilogramkg0.0283495
MillilitermL28.3495
Ounceoz1
Poundlb0.0625
Tablespoontbsp1.91722
Teaspoontsp5.75167

Frequently Asked Questions

How do I convert Ounces to Kilograms?

To convert Ounces to Kilograms, use the conversion where 1 Ounce (oz) = 0.0283495 Kilograms (kg). For example, 1 Ounce = 0.0283495 Kilograms.

What are common Ounce to Kilogram conversions?

Here are common conversions: 1 Ounces = 0.0283495 Kilograms, 5 Ounces = 0.141748 Kilograms, 10 Ounces = 0.283495 Kilograms, 25 Ounces = 0.708738 Kilograms, 50 Ounces = 1.41748 Kilograms, 100 Ounces = 2.83495 Kilograms.

When would I need to convert Ounces to Kilograms?

Cooking conversions between volume and weight come up when following recipes from different countries, scaling batch sizes for baking, and working in pastry, where a few grams off can ruin the result.

How precise are the conversions?

All conversions use exact factors verified against NIST and ISO standards with up to 10 significant figures of precision. Results are calculated using IEEE 754 double-precision arithmetic, which provides approximately 15-17 significant digits. For temperature and other non-linear conversions, exact formulas are used rather than approximations.

Sources

Read our full methodology โ†’