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Image of a WSD-F20A
Image of a 645 Music
Image of a Vivosmart 4
Image of a RunIQ
 AppleWatch Series 3Remove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy NowNew BalanceRunIQRemove Buy Now

Basic Info

Suggested Price$329$399$450$130$299
Release20172018201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 days7 days24 hours (5 hrs w GPS and heart rate)
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320240 x 24048 x 128400 x 400
Size1.5 inches or 1.65 inches1.32 inches1.2 inches0.74 inches1.39 inches
Touch
TypeAMOLEDLCDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Wear OSAndroid Wear 1.5
Apps
Music

All Wearables