Fitbit Ionic vs. Asus ZenWatch vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson vs. Apple Series 6

 
Ionic
ZenWatch
Grayson
Alta HR
Grayson
Series 6
 FitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$299$150$350$150$350$399
Release201720142018201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysNA24 hours7 days24 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320453 x 454128 x 36453x454384 x 480
Size1.421.63 inches1.39 inches1.4 inches1.39 inches40mm
Touch
TypeOLEDAMOLEDAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance50mIP551 ATM1 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSAndroid WearAndroid WearAndroid WearWatchOS 5
Apps
Music

All Wearables