Polar M600 vs. Fitbit Charge 2 vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Casio WSD-F20A

 
M600
Charge 2
Vivofit 3
Vivosmart HR
WSD-F20A
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$330$150$100$170$399
Release20162016201620152018

Activity & Fitness

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

Battery

Duration2 days5 days1 year5 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a64 x 64160 x 68320 x 320
Size1.3 inchesn/a0.55 inches1.08 inches1.32 inches
Touchn/an/a
TypeTFTOLEDn/an/aLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/an/aWear OS
Apps
Music

All Wearables