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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:

Remote Adventurers who need both navigation and global communication.
Expedition Leaders & Guides keeping teams safe and informed in the wilderness.
Hunters & Anglers operating in areas without mobile coverage.
Climbers & Mountaineers needing reliable mapping and emergency communication at high altitudes.
Search & Rescue Teams requiring precise GPS data and real-time connectivity.
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

Download Garmin GPSMAP H1i Plus User Manual

Navigate confidently and communicate globally with the Garmin GPSMAP H1i Plus, the ultimate handheld for serious explorers.