Polar M600 vs. Garmin Vivosmart HR vs. Michael Kors Access Sofie vs. Fitbit Charge HR vs. Garmin Vivosmart 4

 
M600
Vivosmart HR
Access Sofie
Charge HR
Vivosmart 4
 PolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$170$395$150$130
Release20162015201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days1 day5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240160 x 68390 x 390 1.19 inchesNA48 x 128
Size1.3 inches1.08 inchesNA0.74 inches
Touchn/aAMOLDEDNA
TypeTFTn/aOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2.0NA
Apps
Music

All Wearables