Weight Converter

Convert among kilograms, grams, milligrams, tonnes, pounds, ounces, and stones.

Mass
3

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Common Benchmarks

Carry-on suitcase 22 lb
Soccer ball 0.95 lb
Road bike frame 2 lb
Car tire 25 lb
Bowling ball 16 lb
Average newborn 7.5 lb

Formula

g = kg × 1000

Example

Example: convert 408 kilograms to grams.

408 kg = 408000 g

Conversion table

kilograms (kg) grams (g)
1 kg 1000 g
2 kg 2000 g
5 kg 5000 g
10 kg 10000 g
20 kg 20000 g
50 kg 50000 g
100 kg 100000 g

Explanation

Kilograms are the metric unit of mass used worldwide, while Grams are used for small masses, food portions, and lab measurements.

How to convert kilograms to grams

  1. Start with the value in kilograms (kg).
  2. Multiply it by 1000.
  3. The result is the measurement in grams (g).

Example: 408 kg → 408000 g

Frequently Asked Questions

How much is 408 kilograms in grams?

408 kilograms equals 408000 grams.

How many grams is 1 kilogram?

1 kilogram equals 1000 grams.

How many kilograms is 1 gram?

1 gram equals 0.001 kilograms.

What is the difference between kilograms and grams?

Both measure mass. The main difference is scale and common usage: {FromPlur} are used worldwide as the SI standard (science, shipping, labels, and body weight); {ToPlur} are used for smaller masses (ingredients, food labels, and lab work).

Where are kilograms and grams used?

In practice: {FromPlur} are used worldwide as the SI standard (science, shipping, labels, and body weight); {ToPlur} are used for smaller masses (ingredients, food labels, and lab work).

Why does 1 kilogram equal 1000 grams?

Because 1 kilogram equals exactly 1,000 grams.