Fitbit One vs. Huawei Watch 2 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson

 
One
Watch 2
WSD-F20A
645 Music
Grayson
Grayson
 FitbitOneRemove Buy NowHuaweiWatch 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$350$399$450$350$350
Release201220172018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days48 hours1 day7 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480320 x 320240 x 240453 x 454453x454
Sizen/a1.38 inches1.32 inches1.2 inches1.39 inches1.39 inches
Touch
TypeOLEDP-OLEDLCDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP685 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables