Garmin GPSMAP 640  GPS Receiver
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Garmin GPSMAP 640 GPS Receiver

$629.00 4 stores
  • System Type: Portable Handheld Fixed
  • User Interface: Touch Screen
  • Map Capabilities: Internal Map cartridges / Data cards
  • : Marine
  • WAAS Features: WAAS enabled
  • Screen Size: 5.2"
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Garmin GPSMAP 640 GPS Receiver

With a highly sensitive GPS receiver inside, the Garmin GPSMAP 640 helps you to smoothly navigate in the water. This marine chart plotter is also an on-road navigator that guides you with voice-prompted and turn-by-turn directions. This Garmin GPS receiver features a 5.2-inch WVGA color touchscreen that is easy to view and operate. You can store additional maps on this Garmin GPS receiver, thanks to the SD expansion card slot. Sporting a sleek and portable design, you can always carry the Garmin GPSMAP 640 wherever you go. The Garmin GPSMAP 640 marine chart plotter is preloaded with BlueChart g2 marine data as well as coastal and detailed road maps, to help you reach your destination with ease.

Consumer Reviews


Multi-Purpose GPS For The Car And Boat

bybbudman Apr 25, 2010
11 Helpfuls 12 Helpfuls Was this review helpful?
Pros Built in maps. Auto and marine capable.
Cons Poor speaker. Expensive. Optional maps expensive.
Recommended it? Yes

I have used several different GPS devices over the years and Garmin builds some of the best automotive and boating units you can buy. My latest purchase was the Garmin GPSMAP 640. Although expensive, this unit packs plenty of features with the weekend boater in mind. Use it in automobile mode to... Read full review »

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Garmin GPSMAPB. 640 All-In-One Marine & Automotive GPS

GPSMAP® 640 All-In-One Marine & Automotive GPSWith the Garmin GPSMAP 640, you'll get a full-featured marine chartplotter and an on-the-road navigator that comes ready to go with preloaded BlueChart® g2 data and City Navigator NT road maps for North America. The GPSMAP 640 comes standard with a high-sensitivity GPS receiver and brilliant, high-resolution touch screen display so you'll always know the way whether you're on land or at sea.Powerful and PortableFeaturing a marine and an automotive mode, a high-sensitivity GPS receiver, and a rugged case with waterproof (IPX7) design, the GPSMAP 640 is ready for your next outing. The GPSMAP 640 effortlessly shifts gears between marine and automotive modes. When supported by the marine mount, you'll have at-a-glance access to your marine data. And when placed in the automotive mount, the automotive mode is automatically activated and the GPSMAP 640 becomes a robust street navigator. Designed to ShineWith a brilliant 5.2-inch WVGA touch screen display, and an intuitive interface, you'll have everything you need to navigate with confidence. The GPSMAP 640 comes preloaded with BlueChart g2 data and other surface features as well as City Navigator NA maps that include coverage maps for the United States, Puerto Rico and select parts of Canada.Stay in the KnowThe GPSMAP 640 can receive XM WX satellite weather data in marine mode and XM NavTraffic information in automotive mode with optional GXM 40 antenna and XM subscription. With all that information at your fingertips, you can avoid bad weather at sea or traffic tie-ups on the road. The GPSMAP 640 also supports XM audio so you'll always have music to enjoy while you're on the go. By SeaIn marine mode, the GPSMAP 640 brings you tides and currents, depth contours, navaids, port plans, marine services and points of interest (POIs) via preloaded BlueChart g2 marine data. And with optional BlueChart g2 Vision cards, you'll get 3D 'mariner's eye view' above the waterline and 'fish eye view' below the waterline. You'll also benefit from Auto Guidance technology that searches chart data to suggest the best passage. The GPSMAP 640 is also NMEA 0183 compliant, so it can be easily added to an existing marine network. By LandIn automotive mode, the GPSMAP 640 announces street names with spoken turn-by-turn directions pulled from the preloaded City Navigator NT road maps for North America. And route planning has never been easier. Whether you're searching for boat shops or bait shops, you'll be able to plan the quickest and most efficient route. You can also create custom points of interests (POIs) and set up proximity alerts to let you know what's in your path as you travel down the road.

Stock Availability: In stock
Base Price: $660.83
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Total Price: $660.83

Garmin GPSMAP 640 Waterproof Car/Marine GPS and Chartplotter


Stock Availability: In stock
Base Price: $629.00
Total Price: $629.00

Garmin GPSMAP 640 Marine Navigator

Garmin GPSMAP 640 Brand New Includes One Year Warranty Auto/Marine GPS Part Number: 010-00696-40 5.2 Inch WVGA Touchscreen - 800 x 480 Pixles Waterproof (IPX7) Pre-Loaded w/ City Navigator NT North America v.8 - Detailed NAVTEQ Maps - U.S. - Alaska - Hawaii - Puerto Rico - Canada - Displays Residential Street Addresses Business Listings Pre-Loaded BlueChart g2 Marine Charts - Coastal U.S. - Alaska - Hawaii - Bahamas Audible Alarms Automotive / Motorcycle - Friendly Text-to-Speech - Announces Upcoming Street Names - Required Mapping For Detailed Roads Voice Prompts - Required Mapping For Detailed Roads And Auto Mount

Stock Availability: In stock
Base Price: $702.55
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Total Price: $702.55

Product Details and Features

Other Features

PC Interface NMEA-0183
Brand Garmin
Antenna Type Built-in
Expansion Slot Type SD (Secure Digital) Card Slot


Width 5.9 in.
Depth 1.9 in.
Weight 1.08 lb.
Height 4 in.


Battery Life 9 Hours
Battery Type and Quantity Rechargeable Li-Ion Battery

Technical Features

Included Software/Maps Marine Cartography • North America Maps
Trip calculator Route Recalculation • Time of sunrise/sunset • Points-of-Interest (POI)
Audible Features Voice Navigation Instructions
Features 3D Map View • Waterproof


Display Type Color Display
Display Size 4.5 in. x 2.7 in.
Resolutions 480 x 800

Key Features

System Type Portable • Handheld • Fixed
User Interface Touch Screen
Map Capabilities Internal • Map cartridges / Data cards
WAAS Features WAAS enabled
Screen Size 5.2"

Product Identifiers

UPC 753759083557
MPN 010-00696-40

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