GARMIN Edge 840

Improve every day with Edge 840, the touchscreen and button-controlled cycling computer with Garmin Coach training¹ plans. It’s the optimal gear to prepare you for upcoming races or personal milestones.

WHAT YOU'LL LOVE

EXTENDED BATTERY LIFE

The Edge 840 cycling computer gets up to 26 hours of battery life in intense mode and up to 42 hours using battery saver mode.

GARMIN COACH

Train for an event, achieve a milestone, or improve your fitness with Garmin Coach training plans for cyclists.

MULTI-BAND GNSS

Find your way with multi-band GNSS technology that provides enhanced positioning accuracy.

CLIMBPRO ASCENT PLANNER

See remaining ascent and grade when climbing so you can gauge your effort with ClimbPro, now available on every ride with no course necessary.

CYCLING ABILITY AND COURSE DEMANDS

Compare your cycling ability to the demands of a specific course and focus your training in the right areas, when paired with your compatible power meter and heart rate monitor.

POWER GUIDE

Manage your efforts with the power guide feature, which recommends power targets throughout a course, when paired with your compatible power meter.

CRUSH EVERY PART OF TRAINING

TRAINING STATUS

Evaluate your performance indicators to see if you’re training productively¹.

HEAT AND ALTITUDE ACCLIMATION

See how your body is holding up with heat and altitude acclimation¹.

GROUPRIDE FEATURE

Stay connected on group rides² with in-ride messaging and live locations, and now — get incident detection alerts³; plus, add fun and competition with in-ride leaderboards for climbs and postride awards.

GROUPTRACK FEATURE

Check each other’s location with GroupTrack — and track up to 50 riders at once⁴.

RIDE-SPECIFIC ROUTING

Get routing suited to your ride, whether you’re on mountain, gravel or road.

ROAD SURFACE TYPE

See road surface type, including unpaved roads, on the map for more awareness while planning and riding.

TRENDLINE™ POPULARITY ROUTING

Your Edge finds the best route — choosing from roads (and trails) most traveled.

DAILY SUGGESTED WORKOUTS

For training guidance that takes you and your fitness level into account, get daily ride suggestions based on your current training loadand VO2 max.

GARMIN CYCLE MAP

Ride with preloaded maps that include worldwide MTB trail data from Trailforks.

CYCLING DYNAMICS

Advanced cycling metrics give insight on performance from variable conditions¹.

MTB DYNAMICS

Track mountain biking metrics such as jump count, jump distance and hang time.

GRIT^® AND FLOW^™ METRICS

Grit rates the difficulty of a trail. Flow measures how smoothly you ride it.

TURN-BY-TURN DIRECTIONS

Stay on track with turn-by-turn directions and alerts.

BACK TO START

Get back on track — or back to start — if you’re lost or want to go home early.

NUTRITION AND HYDRATION ALERTS

Stay fueled on a ride with notifications when it’s time to hydrate or eat.

STAMINA INSIGHTS

While you ride, get stamina insights¹ so you can keep an eye on how much you have left in the tank.

ROAD HAZARD ALERTS

Get alerts for road hazards reported by fellow cyclists, and contribute your own edit².

COMPATIBILITY WITH VARIA^™ DEVICES

Pair your Edge device with your Varia rearview radar and smart lights to see and be seen.

INCIDENT DETECTION

This feature sends a message with your location⁴to emergency contacts after an on- or off-road incident.

LIVETRACK FEATURE

Loved ones can follow your location, when paired with your compatible smartphone.

BIKE ALARM

A PIN-protected alarm notifies via your compatible smartphone if your bike is moved.

INREACH^® DEVICE COMPATIBILITY

Stay in touch wherever you ride by pairing with your compatible inReach device⁴.

SMART NOTIFICATIONS

Receive texts and alerts on your Edge cycling computer, when paired with your compatible smartphone.

GARMIN SHARE

Easily follow the same course or workout with your friends. Share saved locations, courses and workouts with other nearby Garmin Share compatible devices.

SMART TRAINER COMPATIBILITY

This Edge can pair with an indoor trainer to track your home rides.

EBIKE COMPATIBILITY

Connect to your eBike that’s compatible with ANT+^® technology.

CONNECT IQ^™ STORE

Download custom data fields, and get apps and widgets from our Connect IQ Store smartphone app.

GROUP MESSAGING

Message the pack if you get separated, when paired with your compatible smartphone.