"Power per ton" refers to the amount of power generated by an engine for every ton of weight. It is a popular metric used in the transportation industry to compare the efficiency and performance of various vehicles. Some synonyms for "power per ton" include power-to-weight ratio, specific power output, and horse-power per weight. Essentially, all these words describe the same concept of measuring the amount of power per unit of weight of an object. Higher values of power per ton indicate better acceleration, speed, and overall performance of the vehicle. It is an important criterion for enthusiasts and professionals alike when comparing and evaluating vehicles based on their power-to-weight ratio.