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A metric ton is a unit of measurement based on the metric system, rather than the standard, or imperial, system more commonly used in the United States. It is known as a tonne in most other countries, and is equivalent to 1,000 kilograms. Strictly speaking, it is a megagram, being one million grams.
What is the difference between a gross ton and a metric ton?   Tons of terms   A gross ton (sometimes called the long ton) is equal to 2240 pounds. A metric ton (sometime referred to as the tonne) is 1000 kilograms, which is eqâ¦uivalent to 2205 pounds.