Garmin Vivofit 3 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Flex vs. Fitbit Versa 2

 
Vivofit 3
Forerunner 935
645 Music
Flex
Versa 2
 GarminVivofit 3Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$100$500$450$100$199
Release20162017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration1 yearUp to 2 weeks7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 64240 x 240240 x 240NA300 x 300
Size0.55 inches1.2 inches1.2 inchesNA1.34 inches
TouchNA
Typen/aLCDMIPLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuild-in
Apps
Music

All Wearables