Weight Converter
Convert weight instantly between kilograms, grams, pounds, ounces and tons. A simple and accurate tool for everyday use, cooking, fitness, shipping and science.
Conversion result
The converted weight is displayed below.
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Understanding weight units
The kilogram is the international standard unit of mass. Grams and milligrams are used for lighter measurements, while pounds, ounces and stones are common in imperial systems. Tons are used for very heavy weights in industry and transport.
Metric vs imperial weight systems
The metric system is used worldwide and is based on powers of ten, making conversions simple. The imperial system is mainly used in the United States and the United Kingdom.
When to use a weight converter?
- Cooking and baking international recipes
- Tracking body weight and fitness goals
- Shipping, freight and logistics calculations
Did you know?
The abbreviation “lb” for pound comes from the Latin word “libra”, an ancient Roman unit of weight.