Garmin Fenix Chronos vs Garmin Forerunner 645 Music

Garmin Fenix Chronos Garmin Forerunner 645 Music

Basic Info

Wear TypeWristbandWristband
Price$79999$29200Garmin Forerunner 645 Music is 2.7x cheaper
Ratings

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories Yes YesBoth track calories burned
Sleep Yes YesBoth track sleep pattern
Heart Rate / Pulse Yes YesBoth have built in heart rate sensor
VO2 Max No YesYou can monitor your VO2 max with Garmin Forerunner 645 Music
Distance Yes YesBoth track your running/walking distance
Steps Yes YesBoth track and count your steps
Pace No Yes
Speed No Yes
Stairs / Floors Yes YesBoth track elevation, climbing stairs or floors
Stress No YesGarmin Forerunner 645 Music provides all-day stress level tracking
Exercise Tagging Yes YesBoth have exercise tagging feature
Smart Coach Yes NoGarmin Fenix Chronos provides real time fitness coaching
Goal Setting Yes YesBoth can help with your goals setting
Inactivity Alertn/a YesGarmin Forerunner 645 Music helps you stay active with inactivity alert

Additional Features

GPS Yes YesBoth have integrated GPS modules
Glonass No Yes
Compassn/a YesGarmin Forerunner 645 Music has a compass
Watch / Clock Yes YesBoth have watch
Alarm Clock Yes YesBoth have alarm clock
Reminders No YesGarmin Forerunner 645 Music has a reminder option
Stopwatch Yes YesBoth have stopwatch
Music Playbackn/a YesOnly Garmin Forerunner 645 Music offers phone-free music
Weather No Yes*Weather forecast
Temperature No Yes
ReportsActivity, SleepActivity, Sleep

Smartphone Remote Features

Notifications Yes YesBoth show smartphone notifications
Caller ID No YesGarmin Forerunner 645 Music can notify you who is calling
Music Control Yes YesBoth allow control smartphone music player
Call Controln/a YesGarmin Forerunner 645 Music allows you control phone calls
Camera Controln/a NoBoth don't have camera control
Find Phonen/a YesGarmin Forerunner 645 Music allows you to locate your phone

Battery

Duration8 days7 daysGarmin Fenix Chronos battery life is about 1.1 times longer
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof Yes Yes
IP Ratingn/a5 ATM
Weight186 grams42.2 gramsGarmin Forerunner 645 Music is 143.8 g lighter

User Interface

DisplayLCD ScreenLCD Screen
Display Sizen/a1,2 inches
Screen Resolution n/a 240 x 240 pixels
Color Displayn/a Yes
Touch Screenn/a No
Gorilla glass No Yes*Specialized toughened glass: thin, light and damage-resistant

Compatibility

Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac No YesGarmin Forerunner 645 Music compatibles with MacBooks and iMacs
Windows Phone Yes NoGarmin Fenix Chronos compatibles with a range of Windows Phone devices
Windows No YesGarmin Forerunner 645 Music allows you to locate your phone
Web Portal Yes YesBoth have access to online web portal
Social Featuresn/a YesYou can integrate Garmin Forerunner 645 Music with social networks and share information

Connectivity

Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi No YesSelect Garmin Forerunner 645 Music if you need a built-in Wi-Fi connectivity
NFC No NoBoth don't have NFC connectivity
ANT+ Yes YesBoth provide ANT+ wireless technology
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Garmin Fenix Chronos

Garmin Forerunner 645 Music