Garmin Vivoactive HR vs. Sony SmartWatch 3 vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Fitbit Flex

 
Vivoactive HR
SmartWatch 3
Vivosmart HR
645 Music
Flex
 GarminVivoactive HRRemove Buy NowSonySmartWatch 3Remove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$250$170$450$100
Release20162014201520182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 days5 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205320 x 320160 x 68240 x 240NA
Size1.38 inches1.6 inches1.08 inches1.2 inchesNA
TouchNA
Typen/aTFT LCDn/aMIPLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aNA
Apps
Music

All Wearables