All Terrain Vehicle (ATV). It is an all-terrain four-wheeled off-road vehicle. Its structure is fully open, simple and practical, and has good off-road performance. Generally, the handlebars are used to control the direction. You can also understand it as a four-wheeled motorcycle.
Utility Vehicle (UTV). It has a semi-enclosed cab, steering wheel, accelerator, pedals, etc., and looks more like an off-road vehicle.