GPSMAP 740s is a stand-alone touchscreen chartplotter that brings a new level of functionality to your vessel. Featuring a brilliant 7" (17.78 cm) display, GPSMAP 740s puts all the information you need right at your fingertips. GPSMAP 740s is preloaded with U.S. coastal maps. In addition, GPSMAP 740s accepts radar input and offers full NMEA 2000® connectivity for greater convenience when adding extra sensors.

Explore the Seas

GPSMAP 740s contains preloaded map data for all U.S. coastal areas, including Alaska and Hawaii, plus Explorer Charts for the Bahamas. GPSMAP 740s also features an internal, high-sensitivity GPS receiver for superior satellite tracking and quicker acquisition times. And as an added benefit, GPSMAP 740s can receive graphical weather data for North America through the optional GXM™ 51 satellite receiver/antenna (sold separately).

Take Control by Touch

Input is easy with GPSMAP 740s. Whether you’re changing course or simply reviewing information in front of you, the intuitive touchscreen interface makes for simple operation. The device also offers flexible brightness levels for daytime readability along with low-light dimming during night use. And with a widescreen display that’s rugged and waterproof, it’s made to perform in any situation.

Expand with Radar

Featuring a built-in radar port, GPSMAP 740s can be interfaced with Garmin’s line of affordable GMR™ marine radar systems (sold separately). Whether you’re adding radar now or in the future, you’ll enjoy the convenience of “plug-and-play installation” as well as the power, range and high-definition targeting of our proven radar offerings.¹

Get Sonar with GPSMAP 740s

GPSMAP 740s comes standard with a 1 kW-capable sonar transceiver. This powerful sonar can help you define fish targets and underwater structures as far down as 2,000 ft (609.6 m) when used with a 1 kW transducer.²

Add Extras with BlueChart® g2 Vision®

With the optional BlueChart g2 Vision SD™ card (sold separately), you can add a whole new dimension of exceptional features to your chartplotter.

MarinerEye view and FishEye view provide you a 3-D perspective of map information, both above and below the waterline.

High-resolution satellite images and aerial photographs help you orient yourself in unfamiliar areas.

Auto Guidance technology searches through all relevant charts to create a route you can actually follow — one that avoids obstacles, shallow water, buoys and other obstructions.

¹Garmin Marine Network not supported.

²Depth capacity is dependent on water salinity, bottom type and other water conditions (with 1 kW transducer).