Apple Watch vs. Casio WSD-F20A vs. Garmin 645 Music vs. Pebble Time 2 vs. Apple Watch Series 4

 
Watch
WSD-F20A
645 Music
Time 2
Watch Series 4
 AppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$349$399$450$199$329
Release20152018201820162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 days10 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320240 x 240NA384 x 480
Size1.5 inches or 1.65 inches1.32 inches1.2 inchesNA1.78 inches
Touch
TypeAMOLEDLCDMIPe-paperMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATM3 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSPebble OSWatch OS 5
Apps
Music

All Wearables