How do I convert Kilogram (kg) to Gram (g)?

1 kg equals 1000 g using SI-based conversion and precise factors.

What is the formula to convert Kilogram (kg) to Gram (g)?

This is a linear unit conversion using a constant factor between units.

Yes, it uses exact definitions or standardized constants (e.g., 1 in = 25.4 mm).

Use the shareable URL pattern: /convert/kg-to-g/1

Category: Mass

Value From To Precision

1000 g

1 kg = 1000 g

High-precision rounding: 6 decimals

We convert by pivoting through the SI base unit for Mass and applying exact factors where applicable.

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Mass quantifies matter. The SI kilogram is defined via fundamental constants.

Kilogram (kg)

SI base unit of mass defined via Planck’s constant.

History: Since 2019 defined through h; before that, by the IPK artifact.

Gram (g)

1/1000 of a kilogram; convenient for food and chemistry.

History: Originates in the early metric system (French Revolution era).