Factors To Consider In Purchasing A GPS Unit
 |
There are an amazing number of GPS choices from <$100 to $Thousands of Dollars
Functionality
Decide the main uses for your GPS unit since they are generally adapted to a specific type of use. (Eg. models for hikers will generally be waterproof, and allow you to store a number of routes.
Those for the automobile will display your cars position on a digital map.
Those for the field have specialized features such as acreage calculation, distances, etc.
Those for surveying have pin-point accuracy
Marine units are equipped with MOB functions and charts to navigate to reefs, etc.
Ease of Use
Only get the features you will need in a unit. Too many features can only confuse the user.
Convenience
Get a unit that is convenient for your application. (eg. a small unit for a hunter or a hiker.
GPS manufacturers usually classify their unit according to use: Outdoor, Marine, Aviation, Auto, & Specialized.
Manufacturers;