Online calculators to convert grams to kilograms (g to kg) and kilograms to grams (kg to g) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Weight/Mass units.

Enter your value in one of the conversion calculators below to **convert g to kg ** or **convert kg to g**.

Let's take a closer look at the conversion formulas so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.

The formula to convert from g to kg is:

kg = g x 0.001

The formula to convert from kg to g is:

g = kg x 1,000

Next, let's look at some examples showing the work and calculations that are involved in converting from grams to kilograms (g to kg) or converting from kilograms to grams (kg to g).

Task: Convert 340 grams to kilograms (show work)Formula:g x 0.001 = kgCalculations:340 g x 0.001 = 0.34 kgResult:340 g is equal to 0.34 kg

Task: Convert 2.5 kilograms to grams (show work)Formula:kg x 1,000 = gCalculations:2.5 kg x 1,000 = 2,500 gResult:2.5 kg is equal to 2,500 g

For quick reference purposes, below are conversion tables that you can use to convert from g to kg, and kg to g.

grams (g) | kilograms (kg) |
---|---|

1 g | 0.001 kg |

2 g | 0.002 kg |

3 g | 0.003 kg |

4 g | 0.004 kg |

5 g | 0.005 kg |

6 g | 0.006 kg |

7 g | 0.007 kg |

8 g | 0.008 kg |

9 g | 0.009 kg |

10 g | 0.01 kg |

20 g | 0.02 kg |

30 g | 0.03 kg |

40 g | 0.04 kg |

50 g | 0.05 kg |

75 g | 0.075 kg |

100 g | 0.1 kg |

250 g | 0.25 kg |

500 g | 0.5 kg |

750 g | 0.75 kg |

1,000 g | 1 kg |

2,500 g | 2.5 kg |

5,000 g | 5 kg |

7,500 g | 7.5 kg |

10,000 g | 10 kg |

25,000 g | 25 kg |

50,000 g | 50 kg |

75,000 g | 75 kg |

100,000 g | 100 kg |

250,000 g | 250 kg |

kilograms (kg) | grams (g) |
---|---|

1 kg | 1,000 g |

2 kg | 2,000 g |

3 kg | 3,000 g |

4 kg | 4,000 g |

5 kg | 5,000 g |

6 kg | 6,000 g |

7 kg | 7,000 g |

8 kg | 8,000 g |

9 kg | 9,000 g |

10 kg | 10,000 g |

20 kg | 20,000 g |

30 kg | 30,000 g |

40 kg | 40,000 g |

50 kg | 50,000 g |

75 kg | 75,000 g |

100 kg | 100,000 g |

250 kg | 250,000 g |

500 kg | 500,000 g |

750 kg | 750,000 g |

1,000 kg | 1,000,000 g |

2,500 kg | 2,500,000 g |

5,000 kg | 5,000,000 g |

7,500 kg | 7,500,000 g |

10,000 kg | 10,000,000 g |

25,000 kg | 25,000,000 g |

50,000 kg | 50,000,000 g |

75,000 kg | 75,000,000 g |

100,000 kg | 100,000,000 g |

250,000 kg | 250,000,000 g |

The following is a list of definitions relating to conversions between grams and kilograms.

A gram is a unit of mass in the Metric System. The symbol for gram is g. There are 1,000 grams in a kilogram and 1,000 milligrams in a gram.

A kilogram is a unit of mass in the Metric System. The symbol for kilogram is kg. There are 1,000 grams in a kilogram.

There are 1,000 grams in a kilogram.

There are 0.001 kilograms in a gram.

This table provides a summary of the Weight/Mass units within their respective measurement systems.

Unit | Symbol | Measurement System | Description |
---|---|---|---|

ounces | oz | US Customary Units/Imperial System | |

pounds | lbs or lb | US Customary Units/Imperial System | 1 lb = 16 oz |

stones | st | Imperial System | 1 stone = 14 lbs |

short tons | T | US Customary Units | 1 short ton = 2000 lbs |

long tons | long tn | Imperial System | 1 long ton = 2240 lbs |

micrograms | mcg or μg | Metric System | 1,000,000 mcg = 1 g |

milligrams | mg | Metric System | 1000 mg = 1 g |

centigrams | cg | Metric System | 100 cg = 1 g, 1 cg = 10 mg |

decigrams | dg | Metric System | 10 dg = 1 g, 1 dg = 10 cg |

grams | g | Metric System | 1 g = 1000 mg or 100 cg or 10 dg |

kilograms | kg | Metric System | 1 kg = 1000 g |

metric tons | t | Metric System | 1 metric ton = 1000 kg |

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