Weight Converter - Convert weight measurements between U.S./Imperial and Metric units

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Metric <-> Imperial <-> Metric

Weight Converter

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Convert weight measurements between U.S./Imperial and SI (Metric) units

Type your value in a box, click the button next to that box, and all unit conversions in the same category will be calculated.

SI (Metric)
Tonne
Kilogram (kg)
Gram (g)
Milligram (mg)

Troy weight
Pound (lb t)
Ounce (oz t)
PennyWeight (dwt)
Grain Same as Avoirdupois grain

Avoirdupois weight
British ("long") ton
US ("short") ton
British ("long") hundredweight (cwt)
US ("short") hundredweight (cwt)
Stone
Pound (lb)
Ounce (oz)
Dram (dr)
Grain