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Grams to Kilograms Converter

1 g = 0.001 kg. Type any value to convert grams to kilograms.

1 g = 0.001 kg

Formula: kg = g × 0.001

Common values
Decimals
In every unit 14 units
Microgram (µg) 1,000,000 µg
Milligram (mg) 1,000 mg
Gram (g) 1 g
Decagram (dag) 0.1 dag
Kilogram (kg) 0.001 kg
Tonne (t) 0.000001 t
Carat (ct) 5 ct
Grain (gr) 15.43235835 gr
Ounce (oz) 0.03527396195 oz
Pound (lb) 0.002204622622 lb
Stone (st) 0.0001574730444 st
US ton (short ton) (US ton) 0.000001102311311 US ton
UK ton (long ton) (UK ton) 9.842065276 × 10⁻⁷ UK ton
Troy ounce (oz t) 0.03215074657 oz t

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Grams to kilograms table

Formula: kg = g × 0.001

Gram (g)Kilogram (kg)
0.1 g0.0001 kg
0.25 g0.00025 kg
0.5 g0.0005 kg
1 g0.001 kg
2 g0.002 kg
3 g0.003 kg
4 g0.004 kg
5 g0.005 kg
6 g0.006 kg
7 g0.007 kg
8 g0.008 kg
9 g0.009 kg
10 g0.01 kg
12 g0.012 kg
15 g0.015 kg
20 g0.02 kg
25 g0.025 kg
30 g0.03 kg
40 g0.04 kg
50 g0.05 kg
60 g0.06 kg
75 g0.075 kg
100 g0.1 kg
150 g0.15 kg
200 g0.2 kg
250 g0.25 kg
500 g0.5 kg
1,000 g1 kg

How to use: Grams to Kilograms

  1. 1 Type the value in grams.
  2. 2 The result in kilograms appears at once – or type in the kilograms field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of mass.

About this tool

Gram (g) is a unit of mass (SI); 1 g = 0.001 kg. Kilogram (kg) is a unit of mass (SI).

To convert grams to kilograms, multiply the value by 0.001 (kg = g × 0.001). Example: 10 g = 0.01 kg.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert grams to kilograms?

To convert grams to kilograms, multiply the value by 0.001: kg = g × 0.001. For example 10 g = 0.01 kg.

What is 1 g in kilograms?

1 g = 0.001 kg. The other way round, 1 kg = 1,000 g.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of mass here?

Yes – choose any of the 14 units of mass in the From and To lists, or switch to another measurement at the top.