Fitbit Alta vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Apple Watch 7

 
Alta
ZenWatch 3
Grayson
Forerunner 45
Grayson
Watch 7
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$229$350$199$350$429
Release201620172018201920182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours24 hours7 days24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400453 x 454208 x 208453x454396 x 484
Sizen/a1.39 inches1.39 inches1.04 inches1.39 inches1.9 inches
Touchn/a
TypeOLEDAMOLEDAMOLEDLCDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearBuilt-inAndroid WearWatchOS 8
Apps
Music

All Wearables