• Display Resolution:240 x 320
• Form Factor:Mountable

Marketing Information

The GPSMAP 421 is a compact chartplotter that features an ultra-bright 4? QVGA color display along with an improved high-speed digital design for increased map drawing and panning speeds. It?s ready to go with a built-in, satellite-enhanced worldwide basemap and an easy-to-use interface designed to help you navigate the open waters with ease. The GPSMAP 421 also accepts BlueChart g2 Vision cards for added features and functionality such as high-resolution satellite imagery, 3-D views and Auto Guidance technology. The GPSMAP 421 basemap contains worldwide satellite images in place of traditional maps. The GPSMAP 421 also comes standard with a high-sensitivity GPS receiver for superior satellite tracking and quicker acquisition times. In addition, the GPSMAP 421 can receive U.S. graphical weather data via optional GXM 51 satellite receiver/antenna. And with an SD card slot, it?s easy to add additional maps without connecting to a computer.

General Information

I/O Expansions

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Memory

Miscellaneous

Package Contents

Network & Communication

Physical Characteristics

Power Description

Storage

Processor & Chipset

Software

Technical Information

Video

Warranty

Camera

Map & Routing

Audio

Battery Information

Controls/Indicators

Interfaces/Ports

Display & Graphics

General Information

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Garmin GPSMAP 421 Marine Navigator

4" - Secure Digital (SD) Card

$326.71