Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Jaybird Reign

 
Flex 2
Vivosmart HR
Alta HR
Vivofit 4
Reign
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$170$150$79.95$150
Release20162015201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68128 x 3688 x 88NA
Sizen/a1.08 inches1.4 inchesNANA
Touchn/aNA
TypeLEDn/aOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables