Polar M600 vs. Withings Activite Sapphire vs. Garmin Vivosmart HR Plus vs. Sony SmartBand vs. Amazfit T-Rex

 
M600
Activite Sapphire
Vivosmart HR Plus
SmartBand
T-Rex
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowGarminVivosmart HR PlusRemove Buy NowSonySmartBandRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$450$179$100$140
Release20162014201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months5 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240n/a160 x 68NA360 x 360
Size1.3 inches1.3 inches0.5 inches x 0.8 inchesNA1.3 inches
Touchn/aNA
TypeTFTAnalogLCDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNANABuild-in
Apps
Music

All Wearables