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Kilograms to Grams Converter

Convert kilograms (kg) to grams (g), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter a weight, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

About valueA number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
About toThe unit you want the answer in. Swap exchanges the two units.
Result
Result
1,000 g
short tons (US tons)
0.00110231131092 ton
long tons (imperial tons)
0.000984206527611 long ton
metric tons (tonnes)
0.001 t
stones
0.157473044418 st
pounds
2.20462262185 lb
ounces (avoirdupois)
35.2739619496 oz
milligrams
1,000,000 mg
micrograms
1,000,000,000 µg
carats
5,000 ct
atomic mass units (daltons)
6.02214075367 × 10²⁶ u

1 kg = 1,000 g

Show the working
  1. 1 kg = 1000 g
  2. 1 × 1000 = 1000 g

How to convert kilograms to grams

1 kg = 1,000 g, so multiply by 1,000 to go from kilograms to grams. Going the other way, 1 g = 0.001 kg.

g = kg × 1,000
kg = g × 0.001

Worked example:

1 kg = 1000 g
5 × 1000 = 5000 g

Kilograms to grams table

KilogramsGrams
1 kg1,000 g
2 kg2,000 g
3 kg3,000 g
4 kg4,000 g
5 kg5,000 g
6 kg6,000 g
7 kg7,000 g
8 kg8,000 g
9 kg9,000 g
10 kg10,000 g
15 kg15,000 g
20 kg20,000 g
25 kg25,000 g
30 kg30,000 g
40 kg40,000 g
50 kg50,000 g
75 kg75,000 g
100 kg100,000 g
250 kg250,000 g
500 kg500,000 g
1000 kg1,000,000 g

About the units

Kilograms (kg)
Kilograms, a metric unit. Definition: BIPM SI Brochure.
Grams (g)
Grams, a metric unit. Definition: BIPM SI Brochure.

Formula version 0.1.0Reviewed