Garmin GPSMAP 640 Car/Marine GPS and ChartPlotter Sale

by Caribou Betty

Review of: Garmin 640
Marine GPS:
Bill Dance

Reviewed by:
On July 22, 2012
Last modified:April 4, 2014


Garmin 640 is one of the best marine gps units available today. If you are looking for the best price on gps then this is it. Get the best gps at the cheap gps price, here at

Garmin GPSMAP 640

Garmin GPSMAP 640 Car/Marine GPS

Garmin GPSMAP 640 Car/Boat GPS


The Garmin GPSMAP 640 is a powerful marine device that is capable of providing not only a full-featured marine chart plotter but a navigator that can be used on land while on the road. Thus it is both a chart plotter that can be used while boating but additionally a waterproof car fully functional navigation system that covers and is loaded with road maps of the entirety of North America.

Click Here for Garmin 640 Sale


Specific Features along with Further Product Description in Detail of the Garmin GPSMAP 640:

In addition to the Garmin GPSMAP 640 providing the user with a complete featured marine chart plotter while on the waterways as well as the on road navigational system, it is offers an gives the user a brilliant display screen that is both a touchscreen and made as a high resolution screen providing a clear and easy-to-read navigational system whether the user is on land or at sea.

The device, already described as having the capability of being used either in marine or automotive mode, also contains an extremely sensitive GPS receiver which provides incredible navigational locations and directions. It comes and is based in a rugged and resilient case that also is waterproof which comes in handy especially while navigating on the waterways in the event it is “dropped” into the water. If you prefer, you can mount it onto your boat using a marine mount for the device.  This prevents, obviously, dropping it accidentally into the water, a further feature of the Garmin GPSMAP640. The device also can be and does switch easily from marine mode to automotive mode, providing a distinct and strong road navigational feature. Thus one can begin to see how handy, powerful and portable the Garmin GPSMAP 640 device is.

Further features and descriptions that become more special about the Garmin GPSMAP 640 device are a large and brilliant WVGA touchscreen display, allowing for easy to read, thus easy navigation whether on land or sea; an interface that only be described as intuitive and absolutely everything you need to navigate with a confidence in knowing where you are and how to get to your destination. The Garmin GPSMAP 640 device also comes preloaded with software called BlueChart g2 that provides information and data on other surfaces besides the roads, such as mountains….,  that can be found while navigating the roads of North America, Puerto Rico and specific routes found in Canada.

Capable of receiving both XM and WX Satellite Weather information while in marine is a very important additional feature of the Garmin GPSMAP 640 as any boater can attest to.  If you have the device and would like to have a similar option while on the roads an optional GXM 40 antenna may be purchased and thus provide the user with that capability on the roads as well as the waterways. A special feature of the optional antenna while providing data on weather while on the roads is that it also enables the user to view and thus avoid upcoming traffic on roads they may be traveling. The Garmin GPSMAP 640 also contains a Sirius/XM audio feature to enjoy a vast array of the user’s choice of music. When on the waterways, the Garmin GPSMAP 640 also contains special features, in addition to navigation, things such as information on depths of water, tides, currents, port plans and where marine services are located.

Lastly, while traveling on land and using the Garmin GPSMAP 640, the device also has a voice system installed that will announce for the driver turn by turn directions to the destination the driver is headed to. Perhaps you may be headed out for a day on the water, with the Garmin GPSMAP 640 device you can easily find whatever in advance on launching onto the water, whether it is bait to sodas to alcoholic beverages.

Where to Find Garmin 640 Best Price Online

The following stores offer the best prices for the Garmin GPS 640 when compared to other online or ratail stores. They also offer Free Shipping and Return Policy

1) Factory Outlet Store

See Garmin 640 Lowest Price at

  • Free Shipping
  • 20% – 75% discount
  • Refurbished Units available on some models
  • Usually Lowest Price
  • Return Policy 30 days of purchase with 15% restocking fees and shipping fees


See Garmin 640 Lowest Price at

  • Save upto 34% discount from original price
  • Free shipping
  • Expedited Shipping Available
  • 30 days Return Policy
  • Product is in stock
  • Many Optional Warranty plans offered with the products
  • Great Reputation online and generally offers lowest price
  • Gift-wrap is available


See Garmin Gpsmap 640 Marine & Automotive Gps; North America at WestMarine

  • FreeShipping on order over $99.00
  • Return/Refund Policy
  • Expedited Shipping Available
  • Guaranteed Competitor Price Match

Click on the link to see other popular Marine GPS models such as Garmin 78s, Garmin 441s, Garmin 531s or Read more about Marine GPS

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