Garmin Vivoactive HR vs. Polar M400 vs. Fitbit Flex 2 vs. Fossil Explorist vs. Jaybird Reign

 
Vivoactive HR
M400
Flex 2
Explorist
Reign
 GarminVivoactive HRRemove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowFossilExploristRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$250$200$100$255$150
Release20162014201620182015

Activity & Fitness

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

Battery

Duration13 hours to 8 days8 hours to 30 days5 days24 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution148 x 205n/an/a454 x454NA
Size1.38 inchesn/an/a1.4 inchesNA
Touchn/aNA
Typen/an/aLEDAMOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP67NA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OSNA
Apps
Music

All Wearables