Measurement Units

Size-weight units

Convert / convert units
Units of length

The most commonly used length units are: millimeters, centimeters, meters, kilometers, inches (feet), feet, yards, miles.

1 centimeter = 10 millimeters;
1 meter = 100 centimeters;
1 kilometer = 1000 meters.

1 inch (inch) = 2.54 inches Inches are mainly used to measure the diagonal length of TVs and monitors.

1 ft = 30.48 inches;
1 yard = 91.44 inches;
1 mile = 1609.36 meters.

Weight units
The most commonly used weight units are: milligrams, grams, kilograms, tonnes, pounds (lbs), ounces, carats.

1 gram = 1000 milligrams;
1 kg = 1000 grams;
1 ton = 1000 kg.

1 pound = 453.5924 grams per pound is often used as a unit of weight, often when weighing items from abroad indicated in pounds (lbs), so remember that 1 lbs is about half a kilo.

1 ounce = 28.349525 grams;
1 carat = 200 milligrams.