Carats to Tons Converter

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


Result 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 measurement in carats to a measurement in tons, multiply the weight by the following conversion ratio: 2.2046E-7 tons/carat.

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 weight in carats multiplied by 2.2046E-7.

For example, here's how to convert 5,000,000 carats to tons using the formula above.
tons = (5,000,000 ct × 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.

What Is a Carat?

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.

Learn more about carats.

What Is a Ton?

One ton, also known as a short ton or a US ton, is equal to 2,000 pounds and is mostly used in the US as a unit of weight.[2] One ton is equal to 907.18474 kilograms.

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.

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.

Learn more about tons.

Carat to Ton Conversion Table

Table showing various 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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