Garmin Edge® 840 Solar – Solar-Powered GPS Bike Computer with Touchscreen and Buttons
Take your cycling experience to the next level with the Garmin Edge® 840 Solar , the cycling computer with dual control (touchscreen + buttons) , advanced training features and Power Glass™ solar charging . Ideal for every type of cyclist, from amateur to competitive, this device offers performance, navigation, safety and connectivity tools in a single compact and powerful instrument.
Perfect for the cyclist of today and tomorrow
Choose how to interact: smooth touchscreen or physical buttons
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Up to 60 hours of battery life in energy-saving mode with solar charging²
Multi-band GNSS for superior location accuracy in any environment
Personalized daily workouts with Garmin Coach and real-time stamina estimation¹
Advanced navigation with detailed cycling maps and intelligent routes
General Specifications
Dimensions: 57.8 x 85.1 x 19.6 mm
Weight: 88.9 g
Waterproof: IPX7
Touchscreen: Yes – Transflective TFT color screen
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Display size: 2.6" (66 mm) – Resolution: 246 x 322 px
Battery: Rechargeable lithium ion
Battery life: Up to 32 hours (up to 60 hours in energy-saving mode with solar charging)
Power Glass™ Solar Charging
Compatible with on-the-go charging via Power Mount and Garmin Charge Power Pack
Maps and Memory
Preloaded Maps: Garmin Cycle Map (Multi-Region)
Additional cartography supported
Internal memory: 32 GB
Saveable positions: 200
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Memorable routes: 100
Activity history: Up to 200 hours
Integrated Sensors
Connectivity & Smart Functions
Bluetooth®, ANT+®, Wi-Fi®
Connect IQ™ with downloadable data fields, apps, widgets
Smart Notifications and Quick Reply (Android™ only)
Control music , weather, real-time sync
Compatible with iPhone® and Android™ smartphones
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Garmin Share , VIRB™ control, Smart Trainer compatibility
Security and Detection
LiveTrack, GroupTrack, Group Ride with integrated messaging
Accident detection (on-road and off-road)
Bike alarm, hazard warning, Find My Edge®
Compatible with Garmin inReach® devices
Training and Analysis
Customizable data pages
Downloadable workout plans + daily tips
VO2 Max , Training Load/Status/Effect, Focus Training Load
Real-time stamina , ClimbPro, Recovery advisor
Virtual races, Strava segments, Physio TrueUp
Outdoor Functions & Routes
ClimbPro on trails and free pedaling
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Power Guide , popular route calculation, Garmin Heatmap
Integrated TrailForks for MTB, eBike Smart Range compatible
Search for locations and create courses directly on your device
Extended Compatibility
Varia™ Radar and Lights
Power sensors, Shimano Di2, ANT+™ electronic shifting
Edge® and Varia™ Remotes
Extended view with Garmin smartwatch
Package Contents
Garmin Edge® 840 Solar cycle computer
Brackets: standard and front
USB cable for charging and data transfer
Safety strap
Complete documentation
