Casio WSD-F20A vs. Garmin 645 Music vs. Fossil Gen 5 Smartwatch Carlyle vs. Garmin VivoActive 4 vs. Apple SE

 
WSD-F20A
645 Music
Gen 5 Smartwatch Carlyle
VivoActive 4
SE
 CasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$399$450$295$349$279
Release20182018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days1 day8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240328 x 328260 x 260384 x 480
Size1.32 inches1.2 inches1.3 inches1.3ionches40mm
Touch
TypeLCDMIPAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSWear OSWatchOS 5
Apps
Music

All Wearables