Polar M600 vs. Fitbit Charge 2 vs. Samsung Gear Fit2 vs. Garmin Vivofit 4 vs. Michael Kors Access Sofie HR

 
M600
Charge 2
Gear Fit2
Vivofit 4
Access Sofie HR
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowSamsungGear Fit2Remove Buy NowGarminVivofit 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$330$150$180$79.95$395
Release20162016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days3-4 days1 year2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a432 x 21688 x 88390 x 390
Size1.3 inchesn/a1.5 inchesNA1.19 inches
Touchn/an/a
TypeTFTOLEDSuper AMOLEDNAOMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aIP685 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenWear OS
Apps
Music

All Wearables