›› Convert gigatonne to metric ton


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›› More information from the unit converter

How many gigatonne in 1 tonne? The answer is 1.0E-9.
We assume you are converting between gigatonne and metric ton.
You can view more details on each measurement unit:
gigatonne or tonne
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1.0E-12 gigatonne, or 0.001 tonne.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between gigatonnes and metric tons.
Type in your own numbers in the form to convert the units!


›› Quick conversion chart of gigatonne to tonne

1 gigatonne to tonne = 1000000000 tonne

2 gigatonne to tonne = 2000000000 tonne

3 gigatonne to tonne = 3000000000 tonne

4 gigatonne to tonne = 4000000000 tonne

5 gigatonne to tonne = 5000000000 tonne

6 gigatonne to tonne = 6000000000 tonne

7 gigatonne to tonne = 7000000000 tonne

8 gigatonne to tonne = 8000000000 tonne

9 gigatonne to tonne = 9000000000 tonne

10 gigatonne to tonne = 10000000000 tonne



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›› Common weight conversions

gigatonne to quarter
gigatonne to kilodalton
gigatonne to hectogram
gigatonne to tonne
gigatonne to obolus
gigatonne to pound
gigatonne to gamma
gigatonne to mina
gigatonne to catti
gigatonne to as


›› Definition: Gigatonne

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigatonne = 109 tonnes.

The definition of a tonne is as follows:

A tonne (also called metric ton) is a non-SI unit of mass, accepted for use with SI, defined as: 1 tonne = 1000 kg (= 106 g).


›› Definition: Metric ton

A tonne (also called metric ton) is a non-SI unit of mass, accepted for use with SI, defined as: 1 tonne = 1000 kg (= 106 g).


›› Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!