It depends greatly on what you are looking for. A cheap GPS ill give you cheap results. Look to TOM TOM, That would be my opinion. If you want a cheap one get ready to be led astray.
The Garmin looks to be the cheapest GPS available. You might want to look at different discount stores such as wal-mart. You might be able to find a better deal.
garmin gps is the best by far! you can find all sorts of accesories and software for them anywhere that gps are sold. also they are the easiest gps unit to use!
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 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.
It depends on what brand of gps you own, and the model fo the gps system which you have to purchase the receiver antenna for; each model will have different costs.
Best buy is the cheapest Garmin GPS. The Garmin runs pretty cheap at an on-line e-bay site or you can bid on one this will sometimes work out real well.
The two stores that I have found with the cheapest Garmin GPS prices are Best Buy and Wal-Mart. If you are willing to shop online than Amazon has some good deals also.
If you are wondering what GPS brand is the best so you won't get lost because you are not very good at directions, then you should buy yourself a Tom Tom GPS Navigator.
On Google shopping, we found the cheapest GPS units are $50. It is the Magellan RoadMate 1424 and can be found for that price at Pricefalls.com.
Best Buy sells many GPS systems. A good, trusted brand would be Garmin. I have one of those and it works well. Or, you could choose a Tom-Tom GPS system, but I don't have any experience with that brand.
One can buy a Lowrance brand GPS from several different online websites. Some of these include: The GPS Store, Amazon, eBay, Best Buy, Future Shop and One Shop.
tomtom is the best GPS brand. tomtom is pretty dam strong and is stronger than most other GPS's out there