Casio WSD-F20A vs. Fossil Explorist vs. Fitbit Alta HR vs. Polar A370

 
WSD-F20A
Explorist
Alta HR
A370
 CasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$399$255$150$179.95
Release2018201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day24 hours7 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x454128 x 36160 x 80
Size1.32 inches1.4 inches1.4 inches1.18 inches
Touch
TypeLCDAMOLEDOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67WR30

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OS
Apps
Music

All Wearables