Garmin Forerunner 35 vs Garmin Forerunner 645 Music

Garmin Forerunner 35 Garmin Forerunner 645 Music

Basic Info

Wear TypeWristbandWristband
Price$11547$29200Garmin Forerunner 35 is 2.5x cheaper

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 No YesGarmin Forerunner 645 Music counts your 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 No NoBoth don't have coaching feature
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 Yes YesBoth have reminder app
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 Yes YesBoth show caller ID notification
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


Duration9 days7 daysGarmin Forerunner 35 battery life is about 1.3 times longer
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof Yes Yes
IP Ratingn/a5 ATM
Weight37 grams42.2 gramsGarmin Forerunner 35 is 5.2 g lighter

User Interface

Display YesLCD 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


Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac Yes YesBoth compatible MAC OS X laptops and PCs
Windows Phone No NoBoth don't compatible with Windows Phone devices
Windows No YesGarmin Forerunner 645 Music allows you to locate your phone
Web Portal No YesGarmin Forerunner 645 Music allows you upload and view data on the online portal
Social Featuresn/a YesYou can integrate Garmin Forerunner 645 Music with social networks and share information


Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi Yes YesBoth have built-in Wi-Fi wireless connection
NFC No NoBoth don't have NFC connectivity
ANT+ Yes YesBoth provide ANT+ wireless technology
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Garmin Forerunner 35

Garmin Forerunner 645 Music