Garmin Vivoactive vs. Polar M400 vs. Garmin Chronos vs. Fitbit Flex vs. Jaybird Reign

 
Vivoactive
M400
Chronos
Flex
Reign
 GarminVivoactiveRemove Buy NowPolarM400Remove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$250$200$1500$100$150
Release20152014201820132015

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 days8 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148n/a218 x 218NANA
Size1.38 inchesn/a1.2 inchesNANA
TouchNANA
TypeLCDn/aMIPLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM10 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNANA
Apps
Music

All Wearables