Garmin GPSMAP 431

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What's Included In The Box?

• Garmin GPSMAP 431
• Garmin GPSMAP 420 and 430 Power and Data Cable (View this item)
• Garmin GPSMAP 520 and 530 Cover (View this item)
• Garmin GPSMAP 520 530 Marine Swivel Mount (View this item)
• Documentation

Product Information

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Family Series

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Manufacturer Description

>The GPSMAP 431 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 basemap preloaded with U.S. Inland Lakes and an easy-to-use interface designed to help you navigate the open waters with ease. The GPSMAP 431 also accepts BlueChart g2 Vision cards for added features and functionality such as high-resolution satellite imagery, 3D views and Auto Guidance technology.

Navigate the Lake

Add Sonar

Add Extras with Inland Lakes Vision

• 3D Mariner's and Fish Eye view provides you with a 3-dimensional perspective of map information, both above and below the waterline
• High-resolution satellite images to 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

Features and Tips

GPSMAP 431 features

• Garmin radar compatible: no
• Garmin sonar compatible: yes
• CANet® compatible: no
• Garmin Marine Network™ compatible: no
• Touchscreen: no
• Supports AIS (tracks target ships' position): yes
• Supports DSC (displays position data from DSC capable VHF radio): yes
• Audible alarms: yes
• Tide tables: yes
• Hunt/fish calendar: no
• Sun and moon information: yes
• 3-D map view: yes (with optional BlueChart g2 Vision card)
• Auto Guidance: yes (with optional BlueChart g2 Vision card)
• Automatic routing (turn by turn routing on roads): no
• XM WX Weather & Radio for U.S. compatible: no
• Voice prompts (e.g. "Turn right in 500 ft."): no
• Speaks street names (e.g. "Turn right ON ELM STREET in 500 ft."): no
• Remote control: no
• Headphone jack/audio line-out: no
• Audio/video input/output: no
• Portable: no
• Automotive/motorcycle-friendly: no

• Unit dimensions, WxHxD: 5.7" x 5.0" x 2.7" (14.5 x 12.7 x 6.9 cm)
• Display size, WxH: 2.4" x 3.2", 4.0" diagonal (6.1 x 8.1 cm, 10.2 cm diagonal)
• Display resolution, WxH: 240 x 320 pixels
• Display type: QVGA display
• Weight: 1.3 lb (590 g)
• Battery: none
• Battery life: none
• Waterproof: yes (IPX7)
• High-sensitivity receiver: yes
• Antenna: internal
• NMEA input/output: NMEA 0183 compatible

• Basemap: yes
• Preloaded maps: yes (inland maps)
• Ability to add maps: yes
• Built-in memory: none (cannot load maps to internal memory)
• Accepts data cards: SD™ card slot
• Waypoints/favorites/locations: 3,000
• Routes: 100
• Track log: 10,000 points; 50 saved tracks

Specifications