Shop now for Garmin GPSMAP 78

Garmin GPSMAP 78

Product Code: 010-00864-00

Item is no longer available.
Shop now for Garmin GPSMAP 78

Garmin GPSMAP 78

Product Code: 010-00864-00

Item is no longer available.


BlueChart marine, City Navigator, EIRE OSI Topo compatible; 1.7GB Memory; 20Hr battery life; ability to float.

EGNOS enabled for greater accuracy BlueChart® Marine compatible 


  • Waterproof and it floats!
  • Accepts BlueChart, MapSource
  • Detailed basemap
  • 160 x 240 pixels display
  • 2,000 Waypoints & 200 routes
  • Worldwide built-in basemap with shaded relief
  • External antenna option
  • 1.7 GB internal memory
  • 20 Hours use on 2 AA batteries
  • Size: 15.2H x 6.6W cm (2.6" diag display)

Product Screen Shots

    garmin gpsmap 78   garmin gpsmap 78   garmin gpsmap 78  

Package Includes:

  • GPSMAP 78
  • Wrist strap
  • USB cable
  • Owner's Manual & Quick Start Guide

Additional Map Data

Adding more maps is easy with Garmin's wide array of detailed marine, topographic and road maps, available on microSD card. Conveniently plug in BlueChart g2 preloaded cards for a great day on the water or City Navigator NT map data for turn-by-turn routing by road (see maps tab for compatible maps). The card slot is located inside the waterproof battery compartment, so you don't have to worry about getting it wet. GPSMAP 78 also supports BirdsEye Satellite Imagery (subscription required), that lets you download satellite images to your device and integrate them with your maps. In addition, the 78s is compatible with Custom Maps, free Garmin software that transforms your own paper and electronic maps into downloadable maps for your GPS handheld device.


Technical Specification

Garmin GPSMAP 78 Product Code: 010-00864-00

Physical & Performance:

Unit dimensions, WxHxD: 2.6" x 6.0" x 1.2" (6.6 x 15.2 x 3.0 cm)
Display size, WxH: 1.6" x 2.2" (4.1 x 5.6 cm); 2.6" diag (6.6 cm)
Display resolution, WxH: 160 x 240 pixels
Display type: transflective, 65-K color TFT
Weight: 7.7 oz (218.3 g) with batteries
Battery: 2 AA batteries (not included); NiMH or Lithium recommended
Battery life: 20 hours
Waterproof: yes (IPX7)
Floats: yes
High-sensitivity receiver: yes
Interface: USB and NMEA 0183 compatible

Maps & Memory:

Basemap: yes
Ability to add maps: yes
Built-in memory: 1.7 GB
Accepts data cards: microSD™ card (not included)
Waypoints/favorites/locations: 2000
Routes: 200
Track log: 10,000 points, 200 saved tracks


Automatic routing (turn by turn routing on roads): yes (with optional mapping for detailed roads)
Electronic compass: no
Touchscreen: no
Barometric altimeter: no
Camera: no
Geocaching-friendly: yes (paperless)
Custom maps compatible: yes
Photo navigation (navigate to geotagged photos): yes
Outdoor GPS games: no
Hunt/fish calendar: yes
Sun and moon information: yes
Tide tables: yes
Area calculation: yes
Custom POIs (ability to add additional points of interest): yes
Unit-to-unit transfer (shares data wirelessly with similar units): no
Picture viewer: no
Garmin Connect™ compatible (online community where you analyze, categorize and share data): yes


Customer Reviews

Customer Reviews for the Garmin GPSMAP 78.