Fitbit Alta vs. Amazfit Arc vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. Fitbit Inspire HR

 
Alta
Arc
Grayson
Watch Series 4
Grayson
Inspire HR
 FitbitAltaRemove Buy NowAmazfitArcRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$130$69.99$350$329$350$99
Release201620162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days24 hoursNot Yet24 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40453 x 454384 x 480453x454139 x 60
Sizen/a0.42 inches1.39 inches1.78 inches1.39 inches1.4 inches
Touchn/a
TypeOLEDOLEDAMOLEDMicroLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP671 ATMNot Yet1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearWatch OS 5Android WearFitbit OS
Apps
Music

All Wearables