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Garmin GPSMAP 66i, GPS Handheld and Satellite Communicator, Featuring TopoActive Mapping and inReach Technology

  • Based on 1,206 reviews
Condition: Used - Like New
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Arrives Sunday, May 10
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Style: Single


Pattern: GPS


Features

  • Large 3 inch Sunlight-readable color display for easy viewing
  • Trigger an interactive SOS to the geos 24/7 search and rescue monitoring center, 2 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 and 1-minute tracking mode (display off), 200 hours in Expedition mode with 30-minute tracking
  • Notice: 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

Description

Precise navigation meets global communication in the rugged GPSMAP 66I. The button-operated GPS handheld and satellite communicator (satellite subscription required) Comes preloaded with Garmin topo mapping and in reach technology, which enables two-way messaging and interactive SOS alerts.

Brand: Garmin


Model Name: GRGPSMAP66I


Vehicle Service Type: Car


Screen Size: 3 Inches


Special Feature: 100% Global Iridium® Satellite Network, ABC Sensors, Active Weather, Birdseye Satellite Imagery, Interactive SOS Alerts, Location Sharing, Multi-GNSS Support, Preloaded Topo Maps, Two-Way Messaging, Wikiloc Trails See more


Connectivity Technology: Bluetooth, ANT+, Wi-Fi


Map Type: Topographical


Included Components: GPSMAP 66i; Access to Birdseye Satellite Imagery; USB Cable; Carabiner Clip; Documentation


Audio Output Mode: Digital


Battery Life: 16 Hours


Compatible with Vehicle Type: Car


Screen Size: 3 Inches


Additional Features: 100% Global Iridium® Satellite Network, ABC Sensors, Active Weather, Birdseye Satellite Imagery, Interactive SOS Alerts, Location Sharing, Multi-GNSS Support, Preloaded Topo Maps, Two-Way Messaging, Wikiloc Trails


Connectivity Technology: Bluetooth, ANT+, Wi-Fi


Map Types: Topographical


Audio Output Mode: Digital


Battery Average Life: 16 Hours


Mounting Type: Wrist Mount, found in image


Resolution: 240 x 400


Operating System: Android


Memory Storage Capacity: 16 GB


Touch Screen Type: Capacitive


Display Type: Color TFT


Human-Interface Input: Buttons


Compatible Devices: Smartphone


Control Method: Touch


Are Batteries Included: Yes


Supported Satellite Navigation System: GPS


Connectivity Protocol: Bluetooth, Wi-Fi


Sport Type: Camping & Hiking


Brand: Garmin


Model Name: GRGPSMAP66I


Built-In Media: GPSMAP 66i; Access to Birdseye Satellite Imagery; USB Cable; Carabiner Clip; Documentation


UPC: 753759218737


Global Trade Identification Number: 37


Manufacturer: Garmin


Model Number: 010-02088-01


Mfr Part Number: 010-02088-01


Warranty Description: 1 year limited warranty


Item Type Name: Handheld GPS


Unit Count: 1.0 Count


Item Dimensions L x W x H: 2.5"L x 1.4"W x 6.4"H


Item Weight: 0.08 Pounds


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, May 10

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • SOS Function Worked Perfectly 10 of 10!
Style: Single Pattern: GPS
On June 20th, 2024 @ 1031 Mountain Time, I initiated an emergency SOS message to basecamp using a Garmin inReach 66i satellite communicating GPS from the Greenwood Tract trail intersection due to a scout injuring his ankle on a rock. At the time, we were approximately 5 miles from the nearest camp with a radio and obviously there wasn't cell service. Within two hours, a hasty response Philmont Scout Ranch team had been organized, dispatched and arrived at our location. This was accomplished by relaying data via SMS text to the Garmin emergency center who in turn relayed the data to basecamp which then continued the shot with line of sight FM radios. In fact, the two rescuers arrived within 75 minutes of the original call for assistance after hiking with crutches and first aid equipment for many miles. Had it not been for the Garmin inReach, we'd have had to send runners on a 10 mile round trip. During the entire endeavor from the initiation of the call for help, to the arrival of the rescue party, the Garmin inReach performed exactly as advertised and expected. Do not hike into the back country without one of these. ... show more
Reviewed in the United States on November 2, 2023 by Jon DeGraw

  • You need to know what you’re getting into.
Style: Single Pattern: GPS
This is the first true full-featured GPS navigator with a satellite communicator built in. Realize what you’re buying into, and it’s a fantastic device. The original InReach devices were ostensibly marginal at being GPS navigators, that being a secondary trait of what they do. That isn’t the case with the 66i. The 66i has all of the top-of-the-line features of Garmin’s best handheld units. That being said, there has been a lot of talk of the “pros” and “cons” of this device. Let’s go through them one by one. 1. Price: This thing is expensive for a GPS unit, but in my mind it is NOT expensive for what it does. I used to carry a Globalstar satellite phone when going in remote areas. That was a $350 phone with a $60/month plan - and it didn’t do much but make phone calls, and it wasn’t great at that. No location updates, no SMS. Purely for emergencies. Of course, I also carried a $350 eTrex at the same time. For $700 and $60/mo, I got SOME of the features that the 66i gives me in one device - for $600, $25/mo, and LESS WEIGHT, being key. Add in the weather reports (more on that below), location broadcast, and general utility of non-emergency SMS, and the utility is so much higher. All that and a better screen than the eTrex. Don’t compare the price of the 66i against one device, you need to compare it against two devices at once - a high end GPS AND a satellite communicator. 2. Battery Life: The 35 hour claim is accurate, and Expedition Mode is a must. 20-30 minute track points are perfectly adequate, and you shouldn’t be leaving this on overnight anyway. You can get about 3-4 active days from the unit with moderate settings, and that’s good for most outings. Going longer? A simple power bank is something you should have with you anyways as essential gear. No, it doesn’t take AAs. Outdoors folk seem to have this obsession with AA batteries. 15-20 years ago it made sense, but it just doesn’t anymore and people need to change their mindset. I also carry a flashlight with a lithium battery and USB charging port (Acebeam and Thrunite have excellent models) that is brighter and lighter than an old fashioned AA model. The long and short of it is this: AA batteries have extremely poor power density. The power density (power per gram) of lithium simply isn’t beatable. 35 hours on the 66i can be doubled with juice to spare for other devices by taking along a power bank. That power bank is the equivalent of 20-30 AAs. Lighter, less weight, more power, more versatility. Cheaper after a couple of outings, too. The battery life of the 66i is perfectly good considering you can easily charge it back up overnight and go another 3-4 days. By the way, the issue is that this thing transmits - hundreds of miles into space - whereas your ordinary GPS is only a receiver. This takes an order of magnitude more power than receiving. A lithium rechargeable is the only practical way to go, and life will depend on how often you transmit. 3. Firmware: Garmin is working on merging their acquired InReach (from DeLorme) infrastructure into their own. The 66i is the first unit released after that transition started, and it’s intended to be a native Garmin device. With that, some software features were delayed. These have now mostly ALL been fixed. You CAN now receive weather over InReach. The branding (“InReach Weather” vs “Active Weather”) is a little confusing - but all you need to know is the first is satellite and is text/table based, and the second is WiFi or via your phone Bluetooth and has radar maps. Radar maps are not currently a thing over satellite - but the detailed hourly satellite forecast is nearly as useful, as it derives from DarkSky which specializes in “hyper local” weather. Expect continued firmware updates, as Garmin has historically been excellent about this (the 66i is the 14th Garmin device I’ve owned over 25 years) - and make sure to keep your device up to date. I always check for updates a couple of days before I go out. 4. Multi-GNSS: This is a little confusing right now, but as someone who actually works in the satellite industry and has specifically worked on the GPS program, I hope I can clarify a little. Right now there are four primary satellite navigation systems out there, each with their own satellite constellations run by different govenrments. The USA’s GPS is obviously the oldest, but there is also Beidou from China, GLONASS from Russia, and Galileo from the EU. GLONASS was the second system to be available to consumer devices, and Galileo is the most recent. Being more modern, Beidou and Galileo claim to have slightly better accuracy than GPS, but we’re talking a matter of a couple of meters. Additionally, the US’s GPS has traditionally been augmented by a secondary system, WAAS/EGNOS, which is a GPS accuracy enhancement system that largely makes up for that difference. In order to enhance reliability and accuracy, in the last few years consumer devices have supported receiving signals from multiple systems, as backup/redundancy and an accuracy enhancement. Whereas most early multi-system GPS’s supported GPS+GLONASS (such as the eTrex line), some now support there (the eTrex X series supports GPS+GALILEO+GLONASS). The GPSMap 66i supports GPS+GALILEO - but surprisingly to many, not GLONASS. In short: the reason this is the case according to Garmin is that the Iridium satellite network uses frequencies very close to that of GLONASS, and optimizing a receive / antenna system for GLONASS and Iridium proved too difficult. Even shorter: you’re not going to miss it. Yes, GLONASS is a more mature system than Galileo, but GPS+WAAS/EGNOS by itself is perfectly quick-acquiring and accurate by itself. Adding GALILEO makes this even more so, and as someone who literally builds radios for satellites for the military as his day job, a three-system unit is pretty much overkill. We’re talking literal inches here. You’re hiking, not flying a surgical strike with a drone. It’s not worth the battery drain. Could Garmin have done something like a dynamic notch filter to switch GLONASS on and off during iridium reception? Sure. Would it be worth cost, complexity and battery impact it could add to the device? No. You’ve already got a device that can use GPS, Galileo, WAAS, Iridium, Wifi and Bluetooth. That’s a lot of radios in one device, and it integrates them well. And last, some clarifications: - Garmin doesn’t word it well at all, but with the freedom plans you can suspend your subscription indefinitely. Their marketing material says you can suspend on a “monthly basis” which makes it sound like you have to sign in every month and suspend or it’ll renew again. That is not true. It stays off until you turn it back on. By “monthly basis” it just means that’s the smallest amount you’ll get charged for when you turn it on. - The ability to send preset messages that don’t count against your plan is huge. This will cover 80% of messaging use cases for most people I’d guess. You get three messages.. and you can attach your current location to all of them. Setting them to something like “Heading out” “Everything is OK” “Stopping for the night” covers most of your check-ins. - I have noticed a bug in the 5.90 firmware where the device restarts when switching WiFi networks or turning WiFi on and off. Not a big deal, but if you see it don’t think your device is broken. - The ability to download the BirdsEye imagery, which is free with the device (and got a major quality improvement in February) is super convenient. This lets you download without having to return home to a computer, so if plans change on the way, you can add images. - In addition to the built in topo maps, The 66i supports OpenStreetMap as well - which is gotten massively better in the past few years. - The SOS feature is backed by GEOS, an actual organization that coordinates rescues - so you aren’t just sending an SOS to your friends or to the local park ranger. This is a professional group. That being said, there is an option to pay $24.95 a year for $100,000 of “rescue insurance”, and options to upgrade for even more. If you’re the type of person who can justify this device, I’d highly consider it. It could save your financial life if you need to use it, and it supports an important organization if you do not. Summary: Overall, this is a wonderfully integrated and convenient unit with a few early-release quirks. It’s definitely not for the casual day-hiker and with so much technology integration, there is a learning curve. But that’s okay. The battery life is manageable and easily augmented, and the InReach feature can literally be a life saver. To be honest, this is the kind of device I had been waiting for. If you’re going to spend time in truly remote areas, I think it’s a must. ... show more
Reviewed in the United States on August 2, 2020 by tcp100

  • Best Handheld GPS
Style: Single Pattern: GPS
One of the best handheld GPS units available. Once you get it set up and learn it, it’s a handy tool. I will caution you, early firmware versions are buggy, and Garmin still has a few bugs to squash, but all in all it’s a decent unit. I had to return my first unit due to bugs, and would encourage anyone who has issues to do the same. My replacement has worked flawlessly. It’s no iPhone, but It’s very accurate, and acquires the sat signals quickly. Battery life seems to be decent, although I would say slightly under their 35 hour estimate. Figure to have a battery pack to charge this if you will be days away from power. The inreach portion was the main reason I got this. Sure, I could have bought an inreach mini, but this all in one is perfect. I can’t imagine being out on an ATV stuck without help, now with the 66i you’re always in reach. ... show more
Reviewed in the United States on August 21, 2019 by A

  • FINALLY ACTIVATED
Style: Single Pattern: GPS
I received this unit quickly. I bought a subscription, but it did not activate. I was flumixed........(no, actually pi...). I depleted the battery twice trying to activate. Finally, I went to the activation sign in, and found that I missed a step. I filled it in, and am now up and running. P.S. Worth mentioning. During my kerfuffle with the activation, I was reading the box looking for whatever. Then I see that this unit is for IOS, not Android ! PANIC (once you register the Sat. plan, you cannot change units). So does that mean that I just blew ~ $230.00? NAH! That couldn't be! So, I started reading the ink off the instruction book. it turns out that you HAVE to load Garmin Explore, AND Garmin Connect on your smart phone before you can access the unit for updates, and to be able to connect to your Windows / Android devices. You also must synch your phone with the Garmin Connect app. (MIGRANE!) It also helps to add GARMIN EXPRESS to your Windows computer. Plug the GPS into your windows laptop, and let Garmin Express do it's thing. HAVE FUN! UPDATE; UNIT FAILED ! It used to lock on satellites in less than 30 seconds. then, after I had a service plan for rescue, etc. I turned on the unit and it kept timing out trying to locate satellites ! I hard booted, dumped all info and re activated, etc. NO GO, still could not locate satellites. The unit is being returned. So, now I am out for a months service on my sat plan. NOT A HAPPY CAMPER. WARNING.....I put a hold on my sat plan when the unit failed, they are NOT HOLDING THE PLAN UNTIL SEPT 8 !!! SO, I AM SCREWED FOR WEEKS OF SERVICE THAT CANNOT BE ACCESSED BECAUSE OF A FAILED UNIT. I ORDERED A 750 I, PAID FOR IT, AND HAVE NOT HEARD A WORD ABOUT IT SINCE ORDERING ON 8/8/20 ! WHHAT'S UP GARMIN??? Ron ... show more
Reviewed in the United States on August 8, 2020 by RON

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