Casio WSD-F20A vs. Garmin Chronos vs. Michael Kors Grayson vs. Polar A370 vs. Michael Kors Grayson vs. HTC re Grip

 
WSD-F20A
Chronos
Grayson
A370
Grayson
re Grip
 CasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$399$1500$350$179.95$350$199
Release201820182018201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day8 days24 hoursUp to 3 days24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320218 x 218453 x 454160 x 80453x454160 x 32
Size1.32 inches1.2 inches1.39 inches1.18 inches1.39 inches1.8 inches
Touch
TypeLCDMIPAMOLEDTFT LCDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATMWR301 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSAndroid WearAndroid WearNA
Apps
Music

All Wearables