Weight Conversions

Please enter one weight to calculate the rest:

Kilograms:       kg

Grams:             g

Tonnes:             Te

Pounds:             lb

Ounces:             oz

Stone:                st

Ton (imperial):  T

Ton (US):          T(US)

Milligram:         mg

Microgram:       ug

Kilogram is the SI unit of mass. The kilogram is defined by the international standard kept at Sèvres near Paris.

1 gram is 1/1000th of a kilogram.

1 Tonne is 1000 kilogram.

1 pound is 0.453592 kilogram.

1 ounce is 0.0283495 kilograms.

1 Ton (imperial) is 1016.05 kilogram.

1 Ton (US) and "short ton"  is 907.185 kilograms.

1 milligram is 1/1000th of a gram.

1 micogram  is 1/1000th of a milligram

Note that mass and weight are different, weight is the force due to gravity that something exerts. Mass is quantity of that something. In space where there is no gravity an object will not have mass though will still have mass.
The mass is key when studying accelerations.