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Basic Info

Suggested Price$329$79.99$255$350$139.99
Release20172018201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours12 days24 hours24 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 31280 x 160454 x454453 x 45464 x 128
Size1.5 inches or 1.65 inches1.23 inches1.4 inches1.39 inchesNA
Touch
TypeAMOLEDIPS LCDAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Wear OSAndroid Wear
Apps
Music

All Wearables