Are you on the market for a GPS system? If you are, then you've got many GPS systems to choose from. Some are meant for mounting permanently on a vehicle, others are portable and can be shared among different vehicles, and others that come in smart phones and other devices. A lot of people nowadays have two or more types of GPS systems in their possession, with each one serving a specific purpose. You'll find many GPS systems on the market today and we'll cover a few of the best ones for 2020.