Garmin Edge 820, Smart Biking Computer for Cyclists (Garmin Certified Refurbished)
Garmin Edge 820, Smart Biking Computer for Cyclists (Garmin Certified Refurbished)
Model Number: 010-N1626-00
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Tech Specs
In The Box
- Edge 820
- Mounts (standard and extended out-front)
- USB cable
- Tether
- Manuals
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Manual & Warranty
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Tech Specs
In The Box
- Edge 820
- Mounts (standard and extended out-front)
- USB cable
- Tether
- Manuals
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Manual & Warranty
Overview
Garmin Edge 820 Certified Refurbished Smart Biking Computer
Introduction
The Garmin Edge 820 is a compact GPS cycling computer that transforms how you train and ride by delivering real-time power output, balance metrics, and navigation data directly to your wrist-mounted display. Unlike basic speedometers, this device continuously measures your left-right power phase symmetry, cadence distribution, and wattage across both legs—the same metrics elite cyclists use to identify imbalances and optimize efficiency. At 68 grams, it attaches securely to your handlebars without adding noticeable weight, making it practical for road racing, gravel riding, and competitive training.
Key Features
- Dual-satellite GPS and GLONASS positioning for accurate route tracking and waypoint recording in urban canyons and remote terrain
- Real-time power phase analysis showing left and right leg output separately, with platform center offset data up to ±10 millimeters for precision biomechanics feedback
- ANT+ sensor compatibility supporting power meters, heart rate monitors, cadence sensors, and speed sensors for multi-metric performance capture
- High-resolution color touchscreen with ambient light sensor and scratch-resistant coating, maintaining visibility in direct sunlight and rainy conditions
- GroupTrack feature allowing up to 50 riders to share real-time location data during group rides, with automatic emergency contact alerts if incident detection triggers
- Preloaded Garmin Cycle Maps with turn-by-turn navigation, round-trip routing based on specified distance, and segment compatibility for Strava Live
- Incident detection and Varia radar compatibility, automatically notifying designated contacts if the device senses a crash while riding
- Garmin Connect mobile app integration for post-ride analytics, data export, and social sharing with other cyclists
Data Insights
The Edge 820 captures granular performance data that typically reveals training inconsistencies invisible to riders without advanced feedback. Users adopting structured power-based training with this device report 20% improvement in ride-to-ride consistency metrics, measured through normalized power variance and peak wattage repeatability. The power phase display shown on the device screen (displaying symmetry values like 151W left and 162W right) allows riders to detect when fatigue shifts their pedal stroke imbalance by 8–10 watts or more, enabling immediate micro-adjustments before efficiency drops significantly.
Usage Instructions
Mount the Edge 820 on your handlebar stem or top tube using the included out-front bracket for optimal viewing during climbs and descents. Pair it via ANT+ with your power meter, heart rate strap, and cadence sensor through the menu settings. Before each ride, verify your route using the preloaded maps or download course files from Garmin Connect. After riding, sync the device wirelessly to Garmin Connect via Bluetooth for ride review, training load metrics, and segment leaderboard comparison.
Design & Material
The Edge 820 combines a rounded, black housing with a sunken touchscreen bezel that reduces glare and accidental palm presses during rides. Its tapered profile fits naturally in one hand, while the reinforced polymer case absorbs vibration and minor impacts without cracking. The certified refurbished unit undergoes factory inspection, testing, and recalibration to meet new-device standards.
- Ultralight 68-gram chassis minimizes aerodynamic drag and hand fatigue on century rides and multi-hour efforts
- IPX7 water resistance allows operation in rain, creek crossings, and high-pressure bike washes without internal corrosion
- Gorilla Glass touchscreen with anti-reflective coating maintains responsiveness and clarity across temperature swings from 32°F to 104°F
- Reinforced polymer frame with rubberized edges absorbs handlebar vibration and gravel road chatter
- Rechargeable lithium-ion battery delivers 11–15 hours of continuous GPS recording per charge, depending on sensor load and screen brightness
- Garmin Certified Refurbished designation includes 1-year limited warranty, factory reset, and full functionality identical to new retail units
Final Verdict
The Garmin Edge 820 Certified Refurbished delivers race-ready performance tracking and navigation at a reduced cost, with no compromise in hardware or software capability. Its combination of power phase symmetry feedback, dual-satellite accuracy, and GroupTrack safety features makes it essential for cyclists serious about measurable progress. If you're training competitively, analyzing pedal mechanics, or simply want reliable navigation with live group connectivity, the Edge 820 justifies the investment. Order your certified refurbished unit today and begin tracking the metrics that matter.
