Polar A360 vs. Huawei Watch 2 vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch 7

 
A360
Watch 2
WSD-F20A
Grayson
Grayson
Watch 7
 PolarA360Remove Buy NowHuaweiWatch 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$350$399$350$350$429
Release201520172018201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days48 hours1 day24 hours24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80480 x 480320 x 320453 x 454453x454396 x 484
Size1.18 inches1.38 inches1.32 inches1.39 inches1.39 inches1.9 inches
Touch
Typen/aP-OLEDLCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP685 ATM1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSAndroid WearAndroid WearWatchOS 8
Apps
Music

All Wearables