A portable GPS system consists of a unit that is not limited to in-car usage. Non-portable devices are usually older models that require cable links, but the same inconvenience is found with combinations of PDAs or Palms and GPS devices that have to be car powered in order to save battery life. A portable GPS system is a unit designed for outside usage either mounted on the bike or motorcycle or carried around when hiking, mountain climbing or jogging. Even if the functionality and the features are similar, there are lots of differences between car GPS units and portable GPS systems.

the ease of programming, the detour options and the speed of the satellite connection make the difference in terms of system proficiency. Multiple tasks are therefore suitable and available for portable GPS or hand-held GPS units. If used for outdoor applications, the portable unit should be weather resistant and waterproof in order to allow usage in all sorts of conditions without any inconvenience. The same portable device can be used in the car, since the design of new units is adaptable to a larger number of circumstances. You can for example avoid the much dreaded traffic jams by accessing the traffic information features in the GPS device.

Are there any criteria to be used for the correct choice of the portable GPS system? You can try the Internet and search for comparisons between the best rated models. There are in fact, web pages that provide comprehensive comparisons, reviews and price information. The good bits and bad bits of different portable GPS system models are discussed, and {you can also choose from the shopping suggestions|some other people's suggestions could be really useful. It is important to stress out the fact that the navigation system should be tested for more than the vocal announcements, although this feature has a considerable significance too.

Consider the relevance of a certain feature of the portable gps system for your personal needs. Size is also important for a portable design. The GPS device should fit your pocket, since any item with a large screen will have a reduced portability range. Then, the price of the portable GPS system should be on your mind. If you insist on buying a cheap unit, you could be disappointed when the unit functions only half the time. Automatic rerouting and the possibility to calculate the remaining distance or travel time to destination are equally valuable in a portable gps system.