MULTI-GNSS SUPPORT
Access multiple global navigation satellite systems (GPS and GALILEO) to track in more challenging environments than GPS alone.
ABC SENSORS
Navigate every trail with ABC sensors, including an altimeter for elevation data, barometer to monitor weather and 3-axis electronic compass.
BIRDSEYE SATELLITE IMAGERY
Download high-resolution, photo-realistic maps directly to your device without an annual subscription. Easily find trails, pick stand locations, find parking, create waypoints and more.
PRELOADED TOPO MAPS
Preloaded TopoActive U.S. and Canada maps show you terrain contours, topographic elevations, summits, parks, coastlines, rivers, lakes and geographical points.
WIKILOC TRAILS
This preloaded app lets you easily download hiking, cycling and other Wikiloc trails shared by outdoor enthusiasts like you. Get a free 60-day Wikiloc Premium trial to try this and other exclusive features. Learn more.
Stay in touch by using inReach technology.
TWO-WAY MESSAGING
Exchange text messages with loved ones, post to social media, or communicate from inReach to inReach in the field (satellite subscription required).
INTERACTIVE SOS ALERTS
In case of emergency, trigger an interactive SOS message to the Garmin IERCC, a 24/7 staffed professional emergency response coordination center (satellite subscription required).
LOCATION SHARING
Track your location, and share it with those at home or out in the field. They’ll be able to see your progress or ping your device for your GPS location and more (satellite subscription required).
100% GLOBAL IRIDIUM® SATELLITE NETWORK
Instead of relying on cellphone coverage, now your messages, SOS alerts and tracking are transferred via the global Iridium satellite network (satellite subscription required).
OPTIONAL INREACH WEATHER
Use inReach connectivity to get detailed weather updates on GPSMAP 66i or a compatible device paired with the Garmin Explore™ app. Request weather forecasts for your current location, waypoints or destinations on your route.
ACTIVE WEATHER
When paired with your compatible smartphone, you can get real-time forecast information and live weather radar, so you’re always aware of the surrounding conditions.
Be adventure ready.
BUILT FOR ADVENTURE
This handheld is built to military standards for thermal, shock and water performance (MIL-STD-810), and it’s even compatible with night vision goggles.
LED FLASHLIGHT
The GPSMAP 66 series helps you keep gear to a minimum with a built-in LED flashlight that can be used as a beacon to signal for help.
GARMIN EXPLORE APP
Plan, review and sync waypoints, routes and tracks by using the Garmin Explore mobile app and website. You can even review completed activities while still in the field.
BATTERY LIFE
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.
Physical & Performance
| Display size | 1.5"W x 2.5"H (3.8 x 6.3 cm); 3" diag (7.6 cm) |
| Battery type | rechargeable, internal lithium-ion |
| Display resolution | 240 x 400 pixels |
| GPS | Yes |
| Physical dimensions | 2.5” x 6.4” x 1.4” (6.2 x 16.3 x 3.5 cm) |
| Interface | high speed micro USB and NMEA 0183 compatible |
| Water rating | IPX7 |
| Weight |
8.1 oz (230 g) with batteries |
| Display type | transflective color TFT |
| Battery life |
up to 35 hours at 10-minute tracking |
| High-sensitivity receiver | Yes |
Maps & Navigation
| External memory storage | yes (32 GB max microSD™ card) |
| Waypoints/favorites/locations | 10000 |
| Preloaded maps |
yes (TopoActive, routable) |
| Basemap | Yes |
| Routes | 250, 250 points per route; 50 points auto routing |
| Track log | 20000 points, 250 saved gpx tracks, 300 saved fit activities |
| Memory/History | 16 GB (user space varies based on included mapping) |
| Ability to add maps | Yes |
Features
| Send route selection to MapShare during trip | Yes |
| BirdsEye | yes (direct to device) |
| Send waypoints to MapShare during trip | Yes |
| Active Weather | Yes |
| Contacts | No |
| Rinex logging | Yes |
| inReach remote widget | No |
| Pairs with Garmin Connect™ Mobile | Yes |
| Touchscreen | No |
| LED beacon flashlight | Yes |
| inReach remote compatible | Yes |
| Sun and moon information | Yes |
| Virtual keyboard for custom messaging | Yes |
| MapShare compatible with tracking | Yes |
| Geocaching-friendly | yes (Geocache Live) |
| Send and receive text messages to other inReach device | Yes |
| GLONASS | No |
| Send and receive text messages to SMS and email | Yes |
| Frequency band | No |
| Displays national, state and local parks, forests, and wilderness areas | Yes |
| Smart notifications on handheld | Yes |
| Connect IQ™ (downloadable watch faces, data fields, widgets and apps) | Yes |
| Custom maps compatible | yes (500 custom map tiles) |
| Compatible with Earthmate | No |
| Compatible with BaseCamp™ | Yes |
| Wireless connectivity |
yes (Wi-Fi®, BLUETOOTH®, ANT+®) |
| LiveTrack | Yes |
| Exchange locations with other inReach device | Yes |
| Vibration alert | No |
| Map segments | 15000 |
| Point-to-point navigation | Yes |
| Picture viewer | Yes |
| Barometric altimeter | Yes |
| Weather | Yes |
| XERO™ Locations | Yes |
| Interactive SOS | Yes |
| VOX (voice activation) | No |
| Automatic routing (turn by turn routing on roads) for outdoor activities | Yes |
| GPS compass (while moving) | Yes |
| Includes detailed hydrographic features (coastlines, lake/river shorelines, wetlands and perennial and seasonal streams) | Yes |
| Includes searchable points of interests (parks, campgrounds, scenic lookouts and picnic sites) | Yes |
| Hunt/fish calendar | Yes |
| Compass | Yes (tilt-compensated 3-axis) |
| Compatible with Garmin Explore™ app | Yes |
| Tracks | 250 |
| Galileo | Yes |
| Garmin Explore website compatible | Yes |
| Area calculation | Yes |
| MIL-STD-810 | yes (thermal, shock, water) |
| Location reporting (send and receive GPS positions) | No |
| VIRB® Remote | Yes |
Standard ground shipping is free for Captain’s club members
30 Day return policy: Products returned in original packaging will be refunded if recurved within 30 days of purchase. Products purchased after 30 days may be returnable subject to a restocking fee.
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