Garmin GPSMAP 1243 Chartplotter GN+

Garmin GPSMAP x3 series

GPSMAP 1243 12-inch Chartplotter with Garmin Navionics+ U.S./Canada

The Garmin GPSMAP 1243 is a premium 12-inch touchscreen chartplotter built for a connected helm. It combines WXGA touchscreen, Garmin Navionics+ U.S./Canada, network-ready sonar display support without built-in xsv sonar, and Garmin Marine Network expansion for charts, radar, engine data, cameras, autopilot, and connected accessories.

Why this GPSMAP 1243

Best for a 12-inch Garmin Navionics+ touchscreen helm where sonar is handled through separate compatible equipment. Use it as the main display for a Garmin marine system with charts, radar overlay, sonar views, engine data, cameras, digital switching, autopilot, and connected accessories.

Network sonar and expansion

• Non-sonar configuration: this model is the chartplotter version and does not include built-in xsv sonar.
• Sonar display capable: can display sonar when connected to compatible Garmin sonar equipment or live sonar systems.
• Live sonar ready: supports compatible Panoptix and LiveScope systems when the required sonar equipment and transducer are added separately.
• Garmin Navionics+ mapping: includes built-in coastal and inland mapping for the U.S. and coastal charts for Canada.

Mapping, navigation, and helm control

• Mapping package: Garmin Navionics+ U.S./Canada is the chart package shown on this listing.
• Optional chart upgrades: compatible Garmin chart upgrades can add premium chart detail where available.
• OneHelm integration: control compatible third-party systems such as digital switching from the chartplotter screen.
• ActiveCaptain app support: built-in Wi-Fi pairs with the mobile app for chart access, smart notifications, software updates, Helm app features, Quickdraw Community data, and more.

Connected Garmin marine system

GPSMAP x3 displays can be part of a larger Garmin helm with compatible radar, sonar, autopilot, Fusion audio, VHF, AIS, cameras, digital switching, Power-Pole systems, Force trolling motors, engine data, and additional Garmin displays. Integrated ANT connectivity supports compatible Garmin marine accessories and wireless controls.

Connections

Spec highlights

Choosing the right Garmin GPSMAP touchscreen model

Use this section after reviewing the GPSMAP 1243. It compares similar touchscreen GPSMAP x3 models so the choice stays focused.

GPSMAP 1243 (Current Model)

12-inch touchscreen · Garmin Navionics+ U.S./Canada · Non-sonar chartplotter

Best for a 12-inch Garmin Navionics+ touchscreen helm where sonar is handled through separate compatible equipment.

Current Model

GPSMAP 1243xsv

12-inch touchscreen · Garmin Navionics+ U.S./Canada · Built-in xsv sonar

Best for a 12-inch Garmin Navionics+ touchscreen helm with built-in xsv sonar support.

View GPSMAP 1243xsv

GPSMAP 1643

16-inch touchscreen · Garmin Navionics+ U.S./Canada · Non-sonar chartplotter

Best for a larger 16-inch Garmin Navionics+ helm where sonar is handled through another compatible module, display, or network setup.

View GPSMAP 1643

GPSMAP 1643xsv

16-inch touchscreen · Garmin Navionics+ U.S./Canada · Built-in xsv sonar

Best for a larger 16-inch Garmin Navionics+ helm that needs built-in xsv sonar and LiveScope-ready expansion.

View GPSMAP 1643xsv

Frequently asked questions

Auto Guidance and connected features are for planning or system control only and do not replace safe navigation. Some features require compatible accessories, subscriptions, apps, gateways, or separately purchased equipment.

MPN: 010-02367-60 · UPC/GTIN: 753759285241