In my experience gps systems are very reliable. As long as you update the maps then one should have no problem getting lost or confused by the system.
I think most gps systems are quite reliable if you learn how to use them properply. The tomtom use to be the most reliable one and then competinion came out and many are just as good.
There are a large number of highly-rated reliable GPS vehicle tracking systems available on the market. Garmin, Zoombak, Amber Alert, and Spark brands were rated most reliable GPS vehicle tracking systems by the Top Ten Reviews website.
There are some very reliable live GPS tracking systems, but there are also some that are not dependable. When buying one, be sure to do your research and read reviews before making your purchase.
There are many different GPS car navigation systems on the market and some can be purchased for reasonably low prices. Research has shown that the cheapest GPS currently on the market is the TomTom ONE 130S.
GPS systems tell it's customer where to go. Hopefully, this GPS system is reliable in it's ability to know exactly where it's customer is and where exactly it is going.
Reliable GPS systems can be purchased at electronic stores like Best Buy or Radio Shack. They can also be found at mass merchandise stores like Target or Wal-Mart.
The tomtom gps has been around longer. However, they are both reliable gps systems.
Any of the Navigator GPS systems are great systems. You can buy them almost anywhere but one of the cheapest places that I know of online is Amazon and offline is Wal-Mart.
The cheapest GPS can be found at Wal-Mart or zellers. The closest retailer would have to the shopping center 2.5km south from here on route 400, just on the left past Stubo's.
If you are planning a family vacation and need a GPS to guide you on your way, then I would suggest the brand TOMTOM since it provides cheap and effective GPS systems.
the two greatest selers of gps units and systems are garmin and tomtom (magellan is also pretty reputable). i prefer using garmin out of the three units.