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Weight and Mass

Browse Weight and Mass conversions

1 gram = 0.001 kilogram

Reviewed June 18, 2026 Linear conversions use exact SI and international definitions where available. No account, tracking login, or third-party scoring required.
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Formula Summary

Result: 1 gram = 0.001 kilogram

Formula: (1 x 0.001) / 1

Rounding: Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision.

Unit Story

Kilogram

The kilogram is the SI base unit for mass. In everyday life, water makes it memorable: 1 liter of water is close to 1 kilogram.

How This Conversion Works

Gram and kilogram are both used for weight and mass conversions. This page converts 1 gram into 0.001 kilogram using the formula shown below.

Use this result for quick checks, comparisons, and everyday reference. For work that depends on exact precision, review the rounding setting and the assumption note before using the number.

The precision controls let you switch between a shorter result, the standard readable result, and scientific notation when the value is very large or very small.

Unit Notes
  • 1 gram (g) equals 0.001 kilogram.
  • kilogram (kg) is the base unit used for weight and mass conversions.

Questions

How do you convert gram to kilogram?

This page converts gram to kilogram using this formula: (1 x 0.001) / 1.

What is 1 gram in kilogram?

1 gram equals 0.001 kilogram.

How many decimals does this converter show?

Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision. The precision buttons can also show a shorter result or scientific notation.

Equivalent Values
0.001 kilogram
1 gram
1000 milligram
0.000001 metric tonne
0.0022046226 pound
0.0352739619 ounce
0.000157473 stone
0.0000011023 US short ton
Nearby Values
0.5 gram 0.0005 kilogram
1 gram 0.001 kilogram
2 gram 0.002 kilogram
5 gram 0.005 kilogram
10 gram 0.01 kilogram
Full Details
Formula
(1 x 0.001) / 1
Rounding
Displayed to 6 decimal places by default, trimmed for readability. Use Detailed or Scientific for more precision.
Assumption
Mass units use exact SI and international avoirdupois definitions where applicable.

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