## Measurement unit: kg

**Full name:** kilogram

**Plural form:** kilograms

**Symbol:** kg

**Alternate spelling:** kilogramme

**Category type:** weight

**Scale factor:** 1

## SI unit: kilogram

The SI base unit for mass is the kilogram.
The SI derived unit for weight or force is the newton.

1 kilogram is equal to 1 kg.

Valid units must be of the **weight** type.

You can use this form to select from known units:

## Definition: Kilogram

The kilogram or kilogramme, (symbol: kg) is the SI base unit of mass. A gram is defined as one thousandth of a kilogram. Conversion of units describes equivalent units of mass in other systems.

## Sample conversions: kg