There are many types of car GPS to use in cars with different, specific features that are bound to suit your needs. Check out these reviews on the website, http://reviews.cnet.com/best-GPS/, where they list the top five car GPS.
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MOTOsafety GPS Tracker
A hand held GPS unit would be the best. Simply because it will allow you the flexibility that you want with using the device in your car and your bost.
One of the best GPS is Gamin. One of the worst is Tomtom.
An in-dash gps system would be better in a car. Handheld gps systems seem to generally have smaller screens and are made specifically for outdoor use. An in-dash gps is designed for in car use.
The Acura in-car GPS units were the first to get traffic information overlaid on their GPS displays, and still are the best.
The Garmin n_vi 250 3.5-Inch Portable GPS Navigator appears to be the best and cheapest GPS for your car. It is available at Amazon.com for $188.00. This GPS has great reviews.
CNET editors choose the five best GPS navigation systems ... selected our Top 5 picks for in-car GPS navigation systems. ... My Lists; My software updates; Follow ...
You could, of course, use your phone as your in car GPS system. There are plenty of items available that allow you to attach your phone to your dashboard.
The absolute best GPS navigator that one can buy for their car would have to be the Garmin GPS. It's affordable, easy to use, isn't bulky and ugly, and you get what you pay for.
Purchasing a GPS for your car is an excellent idea if you do not have the best sense of direction. Even if you do, it can be time consuming to look over maps, and sometimes there is construction that causes you to have to reroute. When you use a GPS for your car, you are able to go the most direct route, and the navigation system can reroute you if it is necessary because of construction.
The Garmin Nuvi 880 is widely considered to be the best automotive GPS on the market at this time.