Garmin GPSMAP 66i


Navigate, create waypoints, log your trip and find your way back. Send and receive text messages. Trigger an interactive SOS. Plan, track and share your journey. You can do all of this from one rugged handheld device with 100% global coverage from Iridium. You can also pair it with your mobile device to access topographic maps and U.S. NOAA charts.

The new GPSMAP 66i with INREACH technology integrated has topographic maps directly on its bigger screen!

Technical Specifications and Important Information

  • General

    Physical dimensions 2.6” x 6.4” x 1.4” (6.6 x 16.3 x 3.5 cm)
    Display size 1.5"W x 2.5"H (3.8 x 6.3 cm); 3" diag (7.6 cm)
    Display resolution 240 x 400 pixels
    Display type transflective color TFT

    8.5 oz (241 g)

    Battery rechargeable, internal lithium-ion
    Battery life up to 35 hours at 10-minute tracking; up to 200 hours at 30-minute tracking (power save mode)
    Water rating IPX7
    Memory/History 16 GB
    High-sensitivity receiver  
    Interface high-speed USB and NMEA 0183 compatible

    Maps & Memory

    Preloaded maps yes (topographic)
    Ability to add maps  
    Storage and Power Capacity microSD™ card (not included)
    Waypoints/favorites/locations 10000
    Routes 250
    Track log 20,000 points, 250 saved gpx tracks, 300 saved fit activities


    Barometric altimeter  
    Compass Yes (tilt-compensated 3-axis)

    Outdoor Recreation Features

    Area calculation  
    Automatic routing (turn by turn routing on roads)  
    Geocaching-friendly Yes (Paperless)
    Custom maps compatible  
    Hunt/fish calendar  
    Sun and moon information  
    Picture viewer  

    Garmin Connect™

    Garmin Connect™ compatible (online community where you analyze, categorize and share data)  


    • Trigger an interactive SOS with 24/7 search and rescue monitoring center: yes
    • Send and receive text messages to SMS and email: yes
    • Send and receive messages with other inReach® users, exchange locations: yes
    • Track and share location with friends and family on web-based MapShare® portal: yes
    • Virtual keyboard for custom text messaging: yes
    • Garmin Explore™ compatible: yes
    • Garmin Connect™ IQ compatible: yes
    • Wireless compatible: yes (Wi-Fi®, BLUETOOTH® and ANT+®)
    • Map segments: 15,000
    • Active weather: yes
    • Request weather forecasts for current location and planned destination: yes
    • Smart Notifications: yes
    • Live Tracking: yes (with Garmin Explore)
    • BirdsEye direct to device: yes (no annual subscription required)
    • MIL STD 810G ruggedness for thermal, shock and water performance
    • RINEX Logging: yes
  • A contract-free (minimum 30-day commitment) or annual satellite subscription plan is required for use; plans start at EUR 14.95 per month. See plan details.)
  • Add ProteGear SmartSafety, the safety system with automatic dead-man-switch! 

Special Version with external Iridium Antenna Connectors available (SMA female)


590,00 €

470,00 €

  • leider ausverkauft

Rugged GPS Handheld and Satellite Communicator with Garmin TOPO Mapping

  • Large 3” sunlight-readable color display for easy viewing
  • Trigger an interactive SOS to the GEOS 24/7 search and rescue monitoring center; two-way messaging via the 100% global Iridium® satellite network (satellite subscription required)
  • Preloaded Garmin TOPO mapping with direct-to-device BirdsEye Satellite Imagery downloads (no annual subscription); includes multiple Global Navigation Satellite Systems (GNSS) support and navigation sensors
  • Cellular connectivity lets you access Active Weather forecasts and Geocaching Live
  • Compatible with the Garmin Explore™ website and app to help you manage waypoints, routes, activities and collections, use tracks and review trip data from the field
  • Internal, rechargeable lithium battery provides up to 35 hours of battery life in 10-minute tracking mode; 200 hours in Expedition mode with 30-minute tracking intervals

    Built for Tough Treks

    The sturdy, button-operated GPSMAP 66i features a large 3” color display you can see even in bright sunlight. If you’re out in the field for long stretches of time, you can turn on Expedition mode and get up to 200 hours of battery life while using inReach technology. In the default tracking mode, you get up to 35 hours of battery life, and your device will save your location every 10 minutes. 


    Satellite Communication

    Staying in touch is vital, even on less challenging trips. Using inReach technology (subscription required), this handheld lets you trigger an SOS to the GEOS 24/7 emergency response team for interactive support in an emergency. It also enables two-way messaging and LiveTrack location sharing via the 100% global Iridium satellite network, so you can stay in contact with loved ones, teammates, headquarters and more.

    At a Glance


    Navigate with Confidence

    GPSMAP 66i is fitted with the best in Garmin navigation. Preloaded Garmin TOPO mapping provides detailed views of terrain contours, topographic elevations, summits, parks, coastlines, rivers, lakes and geographical points. Direct-to-device downloads of BirdsEye Satellite Imagery provide high-resolution photo-realistic views of your route, trailheads, clearings and more — without an annual subscription. Support for multi-GNSS combined with altimeter, barometer and compass navigation sensors lets you track and navigate in challenging environments.


    Weather Anywhere

    Wireless Cellular connectivity lets you access Active Weather for up-to-date forecasts, including predictive maps for temperature, wind, precipitation and clouds — right on the handheld when connected to Garmin Connect Mobile.


    Pair with Your Mobile Device

    The free Garmin Explore mobile app lets you plan, review and sync data, including waypoints, routes, activities and collections. Review completed activities while still in the field, even when you’re off the grid. The app also lets you sync your GPSMAP 66i with your compatible mobile device so you can access unlimited maps, aerial imagery and U.S. NOAA charts. You can even use all of the inReach features on your paired mobile device. For easier messaging, you can access your phone’s contact list from the Garmin Explore app to connect with fewer keystrokes. Plan for future trips and review previous activities from the Garmin Explore website.


    Some jurisdictions regulate or prohibit the use of satellite communications devices. It is the responsibility of the user to know and follow all applicable laws in the jurisdictions where the device is intended to be used



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