Garmin Edge 840

The Garmin Edge® 840 combines everything you love about Garmin’s cutting-edge cycling tech—now with both touchscreen and button controls for total versatility. Designed for cyclists chasing performance gains and long-term goals, the Edge 840 offers Garmin Coach training plans, daily suggested workouts, and stamina insights to keep you dialed in every ride. With up to 42 hours of battery life in battery saver mode and multi-band GNSS for pinpoint navigation accuracy, it’s built to go the distance—on any terrain, in any condition.

With features like ClimbPro, Power Guide, and cycling ability vs. course demands, you can better plan efforts, manage energy, and train with purpose. Preloaded maps, ride-type-specific routing, and Trendline™ Popularity Routing help you discover the best local roads and trails. Stay connected and safe with smart notifications, incident detection, and Varia™ device compatibility. Whether you’re training indoors on a smart trainer or taking on rugged climbs, the Edge 840 delivers the tools, data, and flexibility to help you become the rider you want to be—faster, smarter, and stronger.

• Cycling Dynamics — Advanced metrics that reflect ride performance under varying conditions.
• MTB Dynamics — Track jump count, distance, and hang time.
• Grit® and Flow™ Metrics — Analyze trail difficulty and how smoothly you ride it.
• Turn-by-Turn Directions — Stay on course with prompts and alerts.
• Back to Start — Return to your starting point if needed.
• Nutrition and Hydration Alerts — Timely reminders to stay fueled and hydrated.
• Stamina Insights — See how much energy you have left in real time.
• Road Hazard Alerts — Be notified of road hazards reported by other cyclists and contribute your own.
• Compatibility with Varia™ Devices — Pair with rearview radar and smart lights for enhanced safety.
• Incident Detection — Automatically sends your location to emergency contacts after an incident.
• LiveTrack Feature — Share your location live with friends and family via your smartphone.
• Bike Alarm — PIN-protected alarm notifies you if your bike is moved.
• inReach® Compatibility — Stay in contact anywhere by pairing with an inReach device.
• Smart Notifications — Get texts and alerts on your Edge when paired with your phone.
• Garmin Share — Share courses, workouts, and locations with nearby compatible devices.
• Smart Trainer Compatibility — Pair with indoor trainers to track indoor rides.
• eBike Compatibility — Works with eBikes that support ANT+® for smart routing and battery data.
• Connect IQ™ Store — Download custom data fields, apps, and widgets.
• Group Messaging — Send messages to your group if you get separated.