Amazfit Arc vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson

 
Arc
WSD-F20A
Access Sofie
Grayson
Charge HR
Grayson
 AmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$69.99$399$395$350$150$350
Release201620182017201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days1 day1 day24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40320 x 320390 x 390 1.19 inches453 x 454NA453x454
Size0.42 inches1.32 inches1.39 inchesNA1.39 inches
TouchAMOLDEDNA
TypeOLEDLCDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSAndroid Wear 2.0Android WearNAAndroid Wear
Apps
Music

All Wearables