Withings Activite Sapphire vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Jaybird Reign vs. Garmin Forerunner 45

 
Activite Sapphire
Vivosmart HR
Loop 2
Reign
Forerunner 45
 WithingsActivite SapphireRemove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowJaybirdReignRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$450$170$120$150$199
Release20142015201520152019

Activity & Fitness

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

Battery

Duration8 months5 days8 days (without notifications)5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68n/aNA208 x 208
Size1.3 inches1.08 inchesn/aNA1.04 inches
TouchNA
TypeAnalogn/aLEDLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM2 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNABuilt-in
Apps
Music

All Wearables