Apple Watch Series 3 vs. Garmin Fenix 3 vs. Casio WSD-F20A vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
Watch Series 3
Fenix 3
WSD-F20A
645 Music
Vivosmart 4
 AppleWatch Series 3Remove Buy NowGarminFenix 3Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$329$500$399$450$130
Release20172015201820182018

Activity & Fitness

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

Battery

Duration18 hours50 hours to 6 weeks1 day7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312218 x 218320 x 320240 x 24048 x 128
Size1.5 inches or 1.65 inches1.2 inches1.32 inches1.2 inches0.74 inches
Touch
TypeAMOLEDChroma LEDLCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWear OS
Apps
Music

All Wearables