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Converters • Weight Converter

Kilograms to Grams Converter

1 kilogram equals exactly 1,000 grams (spelled 'gramme' in British and Commonwealth English). The mental math rule is simple: move the decimal point three places to the right, or multiply by 1,000. Our converter delivers instant precision for cooking, science, education, and postal shipping.

Converted Result
1,000 g
1 kg = 1000 g

Equivalent Values in Other Units

Milligram
1,000,000 mg
Pound
2.2046 lb
Ounce
35.274 oz
Stone
0.1575 st
Metric Ton
0.001 t
Reverse Conversion Available
Grams to KG Converter (Grams to Kilograms)
Convert g to kg
Formula & Calculation Method

To convert kilograms to grams (or grammes), multiply the mass in kilograms by 1,000: 1 kg = 1,000 g. For quick mental math calculations, shift the decimal point 3 places to the right.

Conversion Formula
Grams = Kilograms × 1000
Step-by-Step Worked Example

To convert 2.5 kg to grams: 2.5 × 1,000 = 2,500 grams (or 2,500 grammes).

Kilogram to Gram Conversion Table

Quick reference values for common kilogram measurements.

1 kg = 1,000 g
Kilogram (kg)Gram (g)
0.1 kg100 g
0.25 kg250 g
0.5 kg500 g
0.75 kg750 g
1 kg1,000 g
2 kg2,000 g
2.5 kg2,500 g
3 kg3,000 g
5 kg5,000 g
10 kg10,000 g
20 kg20,000 g
50 kg50,000 g

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Frequently Asked Questions

There are exactly 1,000 grams (or grammes) in 1 kilogram (1 kg = 1,000 g). The metric prefix 'kilo-' originates from the Greek chilioi, meaning one thousand.