Carats to Tons Conversion

Enter the weight in carats below to get the value converted to tons.

Results in Tons:
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1 ct = 2.2046E-7 t
Hint: use a scientific notation calculator to convert E notation to decimal
Do you want to convert tons to carats?

How to Convert Carats to Tons

To convert a carat measurement to a ton measurement, multiply the weight by the conversion ratio.

Since one carat is equal to 2.2046E-7 tons, you can use this simple formula to convert:

tons = carats × 2.2046E-7

The weight in tons is equal to the carats multiplied by 2.2046E-7.

For example, here's how to convert 5,000,000 carats to tons using the formula above.
5,000,000 ct = (5,000,000 × 2.2046E-7) = 1.102311 t

Carats and tons are both units used to measure weight. Keep reading to learn more about each unit of measure.


The carat is a unit of mass/weight equal to 200 milligrams.[1]

A carat is sometimes also referred to as a metric carat. Carats can be abbreviated as ct, and are also sometimes abbreviated as CD. For example, 1 carat can be written as 1 ct or 1 CD.


One short ton, sometimes called a US ton, is equal to 2,000 pounds and is mostly used in the US as a unit of mass/weight.[2] The short ton should not be confused with the long ton, which is used mostly in the United Kingdom, or the metric ton which is used in most other countries.

The ton is a US customary unit of weight. A ton is sometimes also referred to as a short ton. Tons can be abbreviated as t; for example, 1 ton can be written as 1 t.

Carat to Ton Conversion Table

Carat measurements converted to tons
Carats Tons
1 ct 0.00000022046 t
2 ct 0.00000044092 t
3 ct 0.00000066139 t
4 ct 0.00000088185 t
5 ct 0.0000011023 t
6 ct 0.0000013228 t
7 ct 0.0000015432 t
8 ct 0.0000017637 t
9 ct 0.0000019842 t
10 ct 0.0000022046 t
100 ct 0.000022046 t
1,000 ct 0.00022 t
10,000 ct 0.002205 t
100,000 ct 0.022046 t
1,000,000 ct 0.220462 t
10,000,000 ct 2.2046 t


  1. National Institute of Standards and Technology, Precious Metals Conversion Information,
  2. United States Department of Agriculture, Weights, Measures, and Conversion Factors for Agricultural Commodities and Their Products,

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