Amazfit Stratos vs. Amazfit Arc vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fitbit Inspire HR vs. Apple Watch Ultra

 
Stratos
Arc
Grayson
Grayson
Inspire HR
Watch Ultra
 AmazfitStratosRemove Buy NowAmazfitArcRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$199$69.99$350$350$99$799
Release201820162018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days24 hours24 hours5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 30072 x40453 x 454453x454139 x 60502x410 pixels
Size1.34 inches0.42 inches1.39 inches1.39 inches1.4 inches1.92 inches
Touch
TypeOLEDOLEDAMOLEDAMOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM1 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryAndroid WearAndroid WearFitbit OSWatchOS 9
Apps
Music

All Wearables