Apple Watch Series 3 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Jawbone UP3 vs. Michael Kors Grayson

 
Watch Series 3
645 Music
Grayson
Alta HR
UP3
Grayson
 AppleWatch Series 3Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowJawboneUP3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$450$350$150$180$350
Release201720182018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days24 hours7 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x 240453 x 454128 x 36NA453x454
Size1.5 inches or 1.65 inches1.2 inches1.39 inches1.4 inchesNA1.39 inches
TouchNA
TypeAMOLEDMIPAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android WearNAAndroid Wear
Apps
MusicNA

All Wearables