What is long ton (UK)?

A long ton is a unit of mass historically used in the United Kingdom, equal to 2,240 pounds. It is used in shipping, naval architecture, and some industrial contexts in the UK.

What is tonne?

A tonne, also known as a metric ton, is a unit of mass equal to 1,000 kilograms. It is used in industrial shipping, cargo measurement, and large-scale material production and trade.

Worked examples

1 long ton (UK) = 1.01604691 tonne

1 tonne = 1,000 kilogram