Garmin Edge 840 | Device Only

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

• TOUCHSCREEN OR BUTTON CONTROLS? THE CHOICE IS YOURS — THIS EDGE HAS BOTH.
• GET UP TO 42 HOURS OF BATTERY LIFE ON A SINGLE CHARGE IN BATTERY SAVER MODE.
• ENJOY SUPERIOR ACCURACY WITH MULTI-BAND GNSS TECHNOLOGY.
• GET STAMINA INSIGHTS WHILE YOU RIDE.
• PUSH YOUR PERFORMANCE WITH DAILY SUGGESTED WORKOUTS.
• CYCLE LIKE A LOCAL WITH RIDE TYPE-SPECIFIC MAPS AND NAVIGATION. 

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.

• TRAINING STATUS - Evaluate your performance indicators to see if you’re training productively.
  
• HEAT AND ALTITUDE ACCLIMATION - See how your body is holding up with heat and altitude acclimation.
  
• GROUPTRACK FEATURE - Check each other’s location with GroupTrack — and track up to 50 riders at once.
  
• RIDE-SPECIFIC ROUTING - Get routing suited to your ride, whether you’re on mountain, gravel, or road.
  
• TRENDLINE™ POPULARITY ROUTING - Your Edge finds the best route — choosing from roads (and trails) most traveled.
  
• EVENT GOALS - Select a race distance and time goal, then receive daily suggested workouts.
  
• GARMIN CYCLE MAP - Ride with preloaded maps that include worldwide MTB trail data from Trailforks.
  

• CYCLING DYNAMICS - Advanced cycling metrics give insight into performance from variable conditions.
  
• 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 insights so you can keep an eye on how much you have left in the tank.
  

• 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 location to 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 you via your compatible smartphone if your bike is moved.
  
• INREACH® DEVICE COMPATIBILITY - Stay in touch wherever you ride by pairing with your compatible inReach device. 
  

• SMART NOTIFICATIONS - Receive texts and alerts on your Edge cycling computer when paired with your compatible smartphone.
  
• 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 or SHIMANO STEPS.
  
• 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.
  

STANDARD