Image of a Watch Series 3Image of a OneImage of a Vivofit 3Image of a CorImage of a WSD-F20A
 AppleWatch Series 3Remove Buy NowFitbitOneRemove Buy NowGarminVivofit 3Remove Buy NowAmazfitCorRemove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$329$100$100$79.99$399
Release20172012201620182018

Activity & Fitness

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

Battery

Duration18 hours10-14 days1 year12 days1 day
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 312n/a64 x 6480 x 160320 x 320
Size1.5 inches or 1.65 inchesn/a0.55 inches1.23 inches1.32 inches
Touch
TypeAMOLEDOLEDn/aIPS LCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aWear OS
Apps
Music

All Wearables