Features

Training data: Speed, distance, cadence (305 only), heart rate (305 only), lap by distance or location, elevation, average and max speed, calories burned

History: Automatically records up to 1000 laps. Download to your PC using included Training Center™ software

AutoPause®: Automatically pauses the training timer when you slow down below a specified speed; timer resumes when you speed up again

AutoLap®: Automatically triggers a lap every time you pass a specified location or travel a preset distance

Courses: Race recorded courses or previous rides in real time. Combine Courses and Virtual Partner™ features and race an opponent that varies speed while climbing hills and navigating turns

Virtual Partner®: Race against a virtual competitor. Depicts a digital cyclist (desired speed) in relation to your real-time speed and shows how far ahead or behind you are

Alerts: Speed, time, distance, heart rate (305 only), cadence (305 only)

Calories: Calculates calories burned based on user profile, performance data and altitude changes

Garmin Training Center®: Included software lets you create and schedule workouts, analyze your data, and store it. Windows and Mac compatible

MotionBased®: Web-based application from Garmin that provides more in-depth analysis of your workouts. MotionBased.com provides an online training log, interactive mapping and the TrailNetwork, which allows you to post and share routes with fellow athletes. Windows and Mac compatible

Navigation features

Receiver: SiRFStarIII high sensitivity receiver

Mark location: Mark and save up to 100 locations

Find location: Look up and navigate to stored locations

Track log: 13,000 track points

Physical

Size: 1.75"W x 3.7"H x .9"D (44 x 94 x 23 mm)

Display: 1.17"W x 1.44"H (29.65 x 36.69 mm), 128 x 160 pixels, 4-level grayscale LCD with backlighting

Weight: 88 g

Waterproof: Waterproof to IEC 60529 IPX7 standards. All components are submersible in 1 m of water for 30 minutes

Battery: 800 mAh rechargeable lithium-ion battery; 12 hours typical use

Antenna: Internal patch

Mount: 2-piece mount with zip ties; mounts on stem or handlebars

PC Interface: USB

Sensors (305 only)

Heart rate: Robust wireless transmission; sends heart rate data to Edge via chest strap

Speed/cadence: Self-calibrating wireless sensor mounts to bike’s rear chain stay. Wheel magnet mounts to rear wheel for speed; cadence magnet attaches to crank arm

Edge series comparison guide

Here's how the units are different:

Edge 205:

• Altitude: GPS based
• Elevation profile: no
• Cadence: no
• Heart rate: no

Edge 305HR:

• Altitude: barometric altimeter
• Elevation profile: yes
• Cadence: yes with purchase of speed/cadence kit
• Heart rate: yes

Edge 305CAD:

• Altitude: barometric altimeter
• Elevation profile: yes
• Cadence: yes
• Heart rate: yes with purchase of heart rate monitor kit