Polar A360 vs. Casio WSD-F20A vs. Garmin Chronos vs. Garmin Vivofit 4

 
A360
WSD-F20A
Chronos
Vivofit 4
 PolarA360Remove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$200$399$1500$79.95
Release2015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days1 day8 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80320 x 320218 x 21888 x 88
Size1.18 inches1.32 inches1.2 inchesNA
Touch
Typen/aLCDMIPNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OS
Apps
Music

All Wearables