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The Garmin GPSMAP H1i Plus takes all the strength and reliability of the GPSMAP H1 and adds global satellite communication through built-in inReach technology, so you can stay in touch wherever your adventures lead. Whether you’re deep in the backcountry, scaling remote peaks, or working in off-grid environments, this device keeps you connected and on course.
Built to Go Beyond
With a glove-friendly 3.5” touchscreen, hybrid button design, and rugged IPX7-rated durability, the H1i Plus is designed for harsh conditions. It features preloaded TopoActive maps, high-resolution satellite imagery, and advanced multi-GNSS support for precise positioning. On top of navigation, two-way satellite messaging and interactive SOS through the Iridium® network give you peace of mind no matter how far you roam.
Key Features
- Hybrid touchscreen and button design for ease of use
- 3.5” glove-friendly display, readable in sunlight and tough conditions
- Preloaded TopoActive maps with detailed terrain and landmarks
- Multi-band GPS and multi-GNSS for enhanced tracking accuracy
- Up to 160 hours of battery life in GPS mode
- Rugged, weather-resistant build with IPX7 water rating
- Two-way satellite messaging via the global Iridium® network
- Interactive SOS capabilities for emergencies

Who It’s For
The Garmin GPSMAP H1i Plus is ideal for:
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Remote Adventurers who need both navigation and global communication.
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Expedition Leaders & Guides keeping teams safe and informed in the wilderness.
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Hunters & Anglers operating in areas without mobile coverage.
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Climbers & Mountaineers needing reliable mapping and emergency communication at high altitudes.
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Search & Rescue Teams requiring precise GPS data and real-time connectivity.
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Professionals in Remote Work Environments such as forestry, surveying, and field operations.

Explore and Stay Connected
The Garmin GPSMAP H1i Plus goes beyond standard GPS navigation by adding global messaging and emergency communication to a rugged, high-performance device. Whether for adventure, work, or safety, it’s built to keep you on track and in touch.

Specification
Lens material |
Chemically strengthened glass |
Dimension |
6.7 cm x 17.9 cm x 3.3 cm (2.6″ x 7″ x 1.3″) |
Weight |
290 g (10.2 oz) |
Water rating |
IP67 |
MIL-STD-810 |
Yes (thermal, shock, water); bare unit only |
Touchscreen |
Not specified |
Display type |
Transflective colour TFT |
Display size |
4.7 x 7.7 cm (1.9″ W x 3″ H), 8.9 cm (3.5″ diagonal) |
Display resolution |
282 x 470 pixels |
Battery type |
Rechargeable, internal lithium-ion |
Battery life |
- Up to 48 hours with inReach enabled, 10 minute tracking, Performance messaging mode
- Up to 145 hours in GPS Mode
- Up to 425 hours in Expedition mode with inReach enabled
- Up to 840 hours in Expedition mode
|
Memory / history |
64 GB (user space varies based on included mapping) |
Interface |
USB-C |
Downloads
Navigate confidently and communicate globally with the Garmin GPSMAP H1i Plus, the ultimate handheld for serious explorers.