Fitbit Alta vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Series 6

 
Alta
Watch Series 2
ZenWatch 3
Grayson
Grayson
Series 6
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$269$229$350$350$399
Release201620162017201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours48 hours24 hours24 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312400 x 400453 x 454453x454384 x 480
Sizen/a1.5 inches or 1.65 inches1.39 inches1.39 inches1.39 inches40mm
Touchn/a
TypeOLEDAMOLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2Android WearAndroid WearWatchOS 5
Apps
Music

All Wearables