Fitbit Flex 2 vs. Polar Loop 2 vs. Garmin Forerunner 235 vs. Garmin Vivosmart HR Plus vs. Jaybird Reign

 
Flex 2
Loop 2
Forerunner 235
Vivosmart HR Plus
Reign
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart HR PlusRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$120$299.99$179$150
Release20162015201720172015

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)9 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a215 x 180160 x 68NA
Sizen/an/a1.23 inches0.5 inches x 0.8 inchesNA
Touchn/aNA
TypeLEDLEDMIPLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables