Wize.com rates GPS systems for your car. The 5 best GPS navigation systems for your car are why they are good are:
1. GARMIN ZUMO 550 System is easy to use, accurate, has bluetooth and adapts to direction changes. (pictured to the left)
2. GARMIN STREETPILOT C530 System is easy to use, accurate and affordable.
3. GARMIN NUVI 200 System is compact, accurate and affordable.
4. MIO C220 System is accurate, easy to use and affordable.
5. MAGELLAN MAESTRO 3100 PLUS System adapts to direction changes and uses current maps.