Image of a Watch Series 2
Image of a Cor
Image of a Watch
Image of a ZenWatch
Image of a Vivofit 4
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Basic Info

Suggested Price$269$79.99$349$150$79.95
Release20162018201520142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours12 days18 hoursNA1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 31280 x 160340 x 272 or 390 x 312320 x 32088 x 88
Size1.5 inches or 1.65 inches1.23 inches1.5 inches or 1.65 inches1.63 inchesNA
Touch
TypeAMOLEDIPS LCDAMOLEDAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATMIPX7IP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatch OSWatch OSAndroid Wear
Apps
Music

All Wearables