Garmin GPSMAP 276C Portable GPS Chartplotter
$225.00
Garmin GPSMAP 276C Portable GPS Chartplotter is a versatile handheld-style chartplotter with a 3.8-inch color display, WAAS-enabled GPS, and rechargeable battery power. It is designed for users who need one navigation device that can move between marine, outdoor, and vehicle use.
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Overview Garmin GPSMAP 276C Portable GPS Chartplotter
The Garmin GPSMAP 276C Portable GPS Chartplotter is built for users who want chartplotter capability in a portable format rather than a permanently installed helm display. Its 3.8-inch color screen, rechargeable lithium battery, and flexible connectivity let it move between boats, vehicles, and outdoor navigation roles more easily than fixed-mount units.
Although compact, it still includes core marine navigation features such as WAAS positioning, tide tables, route and waypoint storage, and data card support for additional mapping. That mix makes it relevant for small craft, backup navigation, and multi-environment users who need one device for more than one activity.
Key Features
- 3.8-inch 480 x 320 color TFT display with adjustable backlight keeps map data readable in changing light.
- Rechargeable lithium battery supports approximately 5 to 15 hours of use, which is helpful for portable or backup navigation.
- WAAS-enabled 12-parallel-channel GPS receiver and quad helix antenna support accurate positioning in marine and land use.
- Serial, USB, and two NMEA ports make it easier to connect with other marine electronics or a PC workflow.
- Built-in basemap, auto routing, and data card support help the unit work across marine, outdoor, and vehicle navigation tasks.
- Marine tools such as tide tables, celestial data, alarms, and track logging support serious trip planning in a portable format.
Applications
- Small boats, tenders, and portable helm stations where fixed electronics are not practical.
- Boaters who want a backup chartplotter that can also move into outdoor or vehicle navigation use.
- Users who value battery power, quick mounting, and portable mapping rather than a permanent flush-mount installation.
Specifications
| Display | 3.8-inch 480 x 320, 256-color TFT |
| GPS | WAAS-enabled 12 parallel channel receiver |
| Battery | Rechargeable lithium battery, approx. 5 to 15 hours |
| Waypoints | 3,000 user waypoints |
| Routes | 50 reversible routes, 300 waypoints per route |
| Track Log | 10,000-point automatic track log, 15 saved tracks |
| Connectivity | USB, serial, 2 NMEA ports |
| Rating | IEC 60529 IPX7 |
What’s Included
- GPSMAP 276C unit
- Americas autoroute basemap
- USB-PC interface cable
- Power/data cable
- Marine mount
- Rechargeable lithium battery pack
- AC adapter
- Trip & Waypoint Manager CD
- Manual
- Quick-start guide
Frequently Asked Questions About Garmin GPSMAP 276C Portable GPS Chartplotter
What does the Garmin GPSMAP 276C Portable GPS Chartplotter offer for everyday navigation?
Garmin GPSMAP 276C Portable GPS Chartplotter is built for users who want one navigator that can travel with them instead of staying permanently mounted on one boat. Its portable format and included mapping make it useful for flexible marine use and broader trip planning.
What makes this unit flexible beyond one installation?
This portable unit is built for users who want one navigator that can move between different setups with less hassle than a fixed helm display. The portable format, readable screen, and stated mapping coverage make it useful for regular trips, backup use, and travel between platforms.
How does this product handle charts and optional add-ons?
This portable unit stands out by combining preloaded chart coverage in one device, which reduces setup time for users switching roles. Where stated, optional weather or sonar accessories can extend it further without changing the basic portable navigation format.
Is this unit better for fixed or flexible use?
This portable unit is especially suitable for small boats, backup navigation, and helm stations who value flexibility more than a permanent flush-mounted installation. It fits well as a main navigator on smaller craft, a backup unit on larger boats, or a travel-friendly device that can move between different roles.

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