Garmin - Edge 840 2.6" GPS Bike Computer - Black
Customers are saying
Customers have good things to say about the overall performance of this bike computer, with users noting that it works great. Many appreciate the device's connectivity, highlighting that it links to sensors more quickly than previous models. Additionally, the size is frequently praised as being the perfect fit for a bike computer.
Features
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.
Event adaptive training
View daily suggested workouts and training prompts on screen; get personalized coaching based on your event that adapts to your current training load and recovery.
Multi-band GPS
Find your way with multi-band GNSS technology that provides enhanced positioning accuracy.
ClimPro 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.
Specifications
- Screen Size2.6 inchesTouch ScreenYes3D-Map ViewNoTopographic MapsNoProgrammable RoutesYesAlertsIncident detection, Incoming call, Incoming text, Personalized locations, Other
Reviews
Rating 4.7 out of 5 stars with 18 reviews
- Overall Performance (5)
- Connectivity (4)
- Size (4)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products

Introduce the rider you are today to the one you’ll be tomorrow. The Edge 840 touchscreen cycling computer offers targeted adaptive coaching when used with your compatible power meter and heart rate monitor. It helps you manage your efforts by providing power targets throughout a course plus stamina insights, so you know how much gas is left in the tank. Get superior accuracy under dense tree cover or the urban canyon, thanks to multi-band GNSS technology. It features button controls that work in any environment matched with a responsive touchscreen so you can tap, pan and swipe on the fly. Whether you’re riding roads, trails, gravel or indoor, you can benefit from insights and workouts that will help you understand your strengths and weaknesses and prepare for upcoming races or personal milestones.

Introduce the rider you are today to the one you’ll be tomorrow. The Edge 540 cycling computer offers targeted adaptive coaching when used with your compatible power meter and heart rate monitor. It helps you manage your efforts by providing power targets throughout a course plus stamina insights, so you know how much gas is left in the tank. Get superior positional accuracy under dense tree cover or the urban canyon, thanks to multi-band GNSS technology. It features button controls that work in any conditions. Whether you’re riding roads, trails, gravel or indoor, you can benefit from insights and workouts that will help you understand your strengths and weaknesses and prepare for upcoming races or personal milestones.

Introduce the rider you are today to the one you’ll be tomorrow. The Edge 840 Solar touchscreen cycling computer offers targeted adaptive coaching when used with your compatible power meter and heart rate monitor. It helps you manage your efforts by providing power targets throughout a course plus stamina insights, so you know how much gas is left in the tank. Ride longer with solar charging, and get superior accuracy under dense tree cover or the urban canyon, thanks to multi-band GNSS technology. It features button controls that work in any environment matched with a responsive touchscreen so you can tap, pan and swipe on the fly. Whether you’re riding roads, trails, gravel or indoor, you can benefit from insights and workouts that will help you understand your strengths and weaknesses and prepare for upcoming races or personal milestones.

The Edge 850 cycling computer features a vivid color display with touchscreen and button controls plus advanced features to guide your training. Get smart fueling alerts that account for fitness, course demands, heat and humidity when using the power guide feature or following a workout with your compatible power meter and heart rate monitor. Ride like a local with preloaded maps for road, gravel and trails. Get alerts for road hazards reported by fellow cyclists when used with your compatible smartphone and the Garmin Connect app. Train like a pro with a variety of plans that integrate seamlessly with your device. Garmin Cycling Coach plans even adapt to your performance, recovery and more when riding with your compatible power meter and heart rate monitor. Get clear workout and navigation prompts, thanks to a built-in speaker. A bike bell lets you alert riders and pedestrians, and Garmin Pay contactless payments (with a supported bank and payment network) make fueling stops a breeze. Edge 850 has a sleek, compact design and delivers up to 36 hours in battery saver mode.
| Pros for Garmin - Edge 840 2.6" GPS Bike Computer - Black | |||
|---|---|---|---|
| Overall Performance, Connectivity, Size | Overall Performance, Battery Life | There were no pros for this product— | There were no pros for this product— |






















































