Apple Watch Series 3 vs. Fossil Q Grant vs. Garmin 645 Music vs. Fitbit Charge HR vs. Garmin Vivofit 4

 
Watch Series 3
Q Grant
645 Music
Charge HR
Vivofit 4
 AppleWatch Series 3Remove Buy NowFossilQ GrantRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$329$175$450$150$79.95
Release20172015201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days7 days5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a240 x 240NA88 x 88
Size1.5 inches or 1.65 inchesn/a1.2 inchesNANA
Touchn/aNA
TypeAMOLEDn/aMIPOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aNA
Apps
Music

All Wearables