Fitbit Ionic vs. Amazfit Stratos vs. Asus ZenWatch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch 7

 
Ionic
Stratos
ZenWatch
Grayson
Grayson
Watch 7
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$299$199$150$350$350$429
Release201720182014201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 daysNA24 hours24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300320 x 320453 x 454453x454396 x 484
Size1.421.34 inches1.63 inches1.39 inches1.39 inches1.9 inches
Touch
TypeOLEDOLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP551 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSProprietaryAndroid WearAndroid WearAndroid WearWatchOS 8
Apps
Music

All Wearables