Fitbit One vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Huawei Band 2 vs. Apple Watch 8

 
One
WSD-F20A
Grayson
Grayson
Band 2
Watch 8
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHuaweiBand 2Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$399$350$350$69.99$499
Release201220182018201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days1 day24 hours24 hours21 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320453 x 454453x454128 x 32340 x 272 or 390 x 312
Sizen/a1.32 inches1.39 inches1.39 inches0.91 inches1.5 inches or 1.65 inches
Touch
TypeOLEDLCDAMOLEDAMOLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM1 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearAndroid WearWatchOS 9
Apps
Music

All Wearables