Casio WSD-F20A vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. Mobvoi TicWatch C2 vs. Amazfit GTR

 
WSD-F20A
Grayson
Core
Grayson
TicWatch C2
GTR
 CasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch C2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$399$350$99$350$200$199
Release201820182016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 day24 hoursNA24 hours2 days24 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320453 x 454NA453x454360 x 360454 x 454
Size1.32 inches1.39 inchesNA1.39 inches1.3 inches1.39 inches
TouchNA
TypeLCDAMOLEDNAAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNA1 ATMIP685 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSAndroid WearNAAndroid WearWear OSBuild-in
Apps
Music

All Wearables