ATV just be as a tool for entertainment,but the motorcycle is considered to be as a tool for traffic and entertainment.
Everyone knows that ,althought the Operation process of ATV and the motorcycle is the same.But it is different essentially.It can not be compared.First,the motorcycle has two wheels,the ATV has four wheels.
Their function is different completely.Second,If you ride a motorcycle tha you need driving license.But tha ATV is not.ATV is considered as a tool for entertainment mostly.Is is hard to assembly for ATV parts.While the motorcycle parts have been a standard.And it is assemble easily and cheap.