Weight & Mass Unit Conversion

Conversion Settings
Decimal Selector:
  •   carat (metric)
  •   grave
  •   grain
  •   gram
  •   hundredweight
  •   kilogram [kg]
  •   ounce (US & UK)
  •   ounce (troy)
  •   pound (US & UK) [lb]
  •   pound (troy)
  •   slug (g-pound)
  •   stone
  •   ton (UK or long)
  •   ton (US or short)
  •   tonne

Quick notes on weight and mass units

The below will give you a quick glance on each weight and mass unit. Helping you to find an conversion answer as quickly as possible is always our top priority.

carat (metric)1 metric carat = 200 mg.
graveGrave was the old name of the kilogram. 1 grave = 1 kg.
grain1 grain = 64.798 91 mg.
gram1 gram (symbol g) is usually known as the mass of 1 cm3 of water.
hundredweight1 hundredweight (long) = = 50.80234544 kg.
kilogram [kg]1 kilogram = 1000 gram.
ounce (US & UK)1 ounce (US & UK) = 28.349523125 g.
ounce (troy)The troy ounce is a unit of imperial measure. 1 ounce (troy, precious metals) = 31.1034768 g.
pound (US & UK) [lb]1 pound (US & UK) = 0.45359237 kg.
pound (troy)1 troy pound = 0.3732417216 kg.
slug (g-pound)1 slug ≈ 14.593903 kg.
stone1 stone = 6.35029318 kg.
ton (UK or long)1 ton (long) = 1016.0469088 kg.
ton (US or short)1 ton (short) = 907.18474 kg
tonne1 tonne = 1000 kg.

Instructions for using the converter

Welcome to our unit conversion tool! Simply enter a value in any input box, and watch as all other units automatically update. Drag and drop to rearrange units for your convenience.

Decimal Selector

Select the desired precision for your conversions using the dropdown menu below.

Input Boxes

Enter a value here to convert between units. Drag and drop to rearrange the order.

Pencil Icon (Highlighting)

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Quick Notes

Quick Notes: Here's a brief overview of the units available for conversion. If you need more detailed information, feel free to explore our comprehensive unit guide.

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