Apple Watch Series 3 vs. Polar V800 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson

 
Watch Series 3
V800
645 Music
Grayson
Alta HR
Grayson
 AppleWatch Series 3Remove Buy NowPolarV800Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$329$470$450$350$150$350
Release201720142018201820172018

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 30 days7 days24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a240 x 240453 x 454128 x 36453x454
Size1.5 inches or 1.65 inchesn/a1.2 inches1.39 inches1.4 inches1.39 inches
Touch
TypeAMOLEDn/aMIPAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid WearAndroid Wear
Apps
Music

All Wearables