Grams to Kilograms Converter g → kg

1 gram (g) = 0.001 kilograms (kg). Type a value below — the conversion happens instantly, entirely on your device.

From

1 g = 0.001 kg

Precision

1 grams = 0.001 kilograms

1 × 0.001 = 0.001

1 g equals 0.001 kg, so multiplying by 0.001 converts the value. The result describes the exact same quantity — only the measuring stick changes.

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How to convert grams to kilograms

kilograms = grams × 0.001 — multiply the gram value by 0.001.

Example: 10 g = 0.01 kg.

To convert the other way: grams = kilograms ÷ 0.001 — or use the dedicated kg to g converter .

Grams to Kilograms conversion table

Grams (g)	Kilograms (kg)
0.1	0.0001
0.25	0.00025
0.5	0.0005
1	0.001
2	0.002
3	0.003
4	0.004
5	0.005
6	0.006
7	0.007
8	0.008
9	0.009
10	0.01
15	0.015
20	0.02
25	0.025
30	0.03
40	0.04
50	0.05
75	0.075
100	0.1
250	0.25
500	0.5
1000	1

About the units

What is a gram?

A gram (g) is one thousandth of a kilogram. It is the everyday metric unit for cooking ingredients, nutrition labels and postal weights.

What is a kilogram?

The kilogram (kg) is the SI base unit of mass, defined since 2019 by fixing the Planck constant. It is the standard unit for body weight and goods in most of the world.

Frequently asked questions

How many kilograms are in 1 gram?

1 gram (g) = 0.001 kilograms (kg).

What is the formula to convert grams to kilograms?

kilograms = grams × 0.001 — multiply the gram value by 0.001.

How do I convert g to kg without a calculator?

Multiply by 0.001 for a close estimate. Exact factor: 1 g = 0.001 kg.

Is this g-to-kg converter accurate and private?

Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.