Polar M600 vs. Withings Activite Sapphire vs. Michael Kors Access Sofie vs. Fitbit Charge 3 vs. Garmin Vivosmart HR Plus

 
M600
Activite Sapphire
Access Sofie
Charge 3
Vivosmart HR Plus
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$330$450$395$150$179
Release20162014201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution240 x 240n/a390 x 390 1.19 inches66 x 18160 x 68
Size1.3 inches1.3 inches.721 inches0.5 inches x 0.8 inches
Touchn/aAMOLDED
TypeTFTAnalogOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2.0NANA
Apps
Music

All Wearables