6 min read
2026-02-01
The base unit is kilogram (kg). Derivatives: milligram (mg), gram (g), ton (t).
Pound (lb) = 453.592 g. Ounce (oz) = 28.3495 g. Stone (st) = 6.35 kg.
| Unit | In kilograms |
|---|---|
| 1 milligram | 0.000001 kg |
| 1 gram | 0.001 kg |
| 1 ounce (oz) | 0.02835 kg |
| 1 pound (lb) | 0.4536 kg |
| 1 stone (st) | 6.35 kg |
| 1 ton (t) | 1000 kg |
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Mass is the amount of a substance, measured in kg. Weight is the force with which a body presses on a support, measured in newtons. On the Moon, the body mass is the same, but the weight is 6 times less.
See also: Length Converter, Volume Converter, Energy Converter