SwapUnits

    Convert

    oz → kg

    Ounce
    oz
    Kilogram
    0.0283
    kg
    Rounded result (4 decimals max)

    Formula

    1 oz = 0.0283 kg

    Conversion sourcesTap or click to view references

    • The International System of Units (SI) — NIST Special Publication 330

      National Institute of Standards and Technology (NIST). The SI Brochure (SP 330) is the definitive English edition of the BIPM SI tables. NIST’s edition lists the official constants and conversion factors tying inch-pound units to SI, which SwapUnits applies for length, mass, temperature, pressure, volume, and related conversions. See /standards/nist-si-tenfold for the complete decimal multiple/submultiple table. View source · View SI table

    Results update as you type. Swap the direction to convert back from kg to oz.

    Back to main converter

    oz to kg quick table

    Multiply any row by the same factor to scale results. Use the converter above to enter exact values with your own units.

    Ounce (oz)Kilogram (kg)
    0.25 oz0.0071 kg
    0.5 oz0.0142 kg
    1 oz0.0283 kg
    2 oz0.0567 kg
    5 oz0.1417 kg
    10 oz0.2835 kg
    25 oz0.7087 kg
    100 oz2.835 kg

    kg back to oz

    Keep the reciprocal handy when double-checking calculations or undoing a conversion.

    Kilogram (kg)Ounce (oz)
    0.25 kg8.8185 oz
    0.5 kg17.637 oz
    1 kg35.274 oz
    2 kg70.5479 oz
    5 kg176.3698 oz
    10 kg352.7396 oz
    25 kg881.849 oz
    100 kg3,527.3962 oz

    Explore more mass converter & reference

    oz → mg

    Convert into Milligram without leaving SwapUnits.

    oz → g

    Convert into Gram without leaving SwapUnits.

    oz → lb

    Convert into Pound without leaving SwapUnits.

    oz → t

    Convert into Metric Ton without leaving SwapUnits.

    Compare all mass converter & reference

    View the full unit roster, charts, and tips for Mass Converter & Reference conversions.

    Open category guide