Conversion formula

The conversion factor from ounces to kilograms is 0.028349523125, which means that 1 ounce is equal to 0.028349523125 kilograms:

1 oz = 0.028349523125 kg

To convert 28.7 ounces into kilograms we have to multiply 28.7 by the conversion factor in order to get the mass amount from ounces to kilograms. We can also form a simple proportion to calculate the result:

1 oz → 0.028349523125 kg

28.7 oz → M_(kg)

Solve the above proportion to obtain the mass M in kilograms:

M_(kg) = 28.7 oz × 0.028349523125 kg

M_(kg) = 0.8136313136875 kg

The final result is:

28.7 oz → 0.8136313136875 kg

We conclude that 28.7 ounces is equivalent to 0.8136313136875 kilograms:

28.7 ounces = 0.8136313136875 kilograms

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilogram is equal to 1.2290579076509 × 28.7 ounces.

Another way is saying that 28.7 ounces is equal to 1 ÷ 1.2290579076509 kilograms.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that twenty-eight point seven ounces is approximately zero point eight one four kilograms:

28.7 oz ≅ 0.814 kg

An alternative is also that one kilogram is approximately one point two two nine times twenty-eight point seven ounces.

Conversion table

ounces to kilograms chart

For quick reference purposes, below is the conversion table you can use to convert from ounces to kilograms